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 acro                 nc          nt          title                                                                            
 -------------------- ----------- ----------- -------------------------------------------------------------------------------- 
 UCAC3                   99999999   100765502 UCAC3 Catalogue (Zacharias+ 2009)                                                
 Tycho-2                 99999999     2539913 The Tycho-2 Catalogue (Hog+ 2000)                                                
 GSC2.2                  99999999   455851237 The GSC 2.2 Catalogue (STScI, 2001)                                              
 AC2000.2                99999999     4621751 The AC 2000.2 Catalogue (Urban+ 2001)                                            
 NVSS                    99999999     1773484 1.4GHz NRAO VLA Sky Survey (NVSS) (Condon+ 1998)                                 
 PGC                     99999999      983261 HYPERLEDA. I. Catalog of galaxies (Paturel+, 2003)                               
 CMC14                   99999999    95858475 Carlsberg Meridian Catalog 14 (CMC14) (CMC, 2006)                                
 2MASX                   99999999     1647599 The 2MASS Extended sources (IPAC/UMass, 2003-2006)                               
 2MASS-PSC               99999999   470992970 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003)                             
 PPMX                    99999999    18088919 PPMX Catalog of positions and proper motions (Roeser+ 2008)                      
 GSC2.3                  99999999   945592683 The Guide Star Catalog, Version 2.3.2 (GSC2.3) (STScI, 2006)                     
 SDSS-DR7                99999999   357175411 The SDSS Photometric Catalog, Release 7 (Adelman-McCarthy+, 2009)                
 ASCC-2.5                99999999     2501313 All-sky Compiled Catalogue of 2.5 million stars (Kharchenko+ 2009)               
 IRAS                    99999999       12776 Catalogued Galaxies + QSOs observed in IRAS Survey, Vers.2 (IPAC 1989)           
 USNO-B1.0                9295287  1045913669 The USNO-B1.0 Catalog (Monet+ 2003)                                              
 Hipparcos                9174965     1058332 The Hipparcos and Tycho Catalogues (ESA 1997)                                    
 VSX                      6369415      270119 AAVSO International Variable Star Index VSX (Watson+, 2006-2010)                 
 DENIS3                   5653912   355220325 The DENIS database (DENIS Consortium, 2005)                                      
 NOMAD                    5188121  1117612732 NOMAD Catalog (Zacharias+ 2005)                                                  
 USNO-A2.0                4536412   526280881 The USNO-A2.0 Catalogue (Monet+ 1998)                                            
 HIC                      2967584      118209 Hipparcos Input Catalogue, Version 2 (Turon+ 1993)                               
 HR                       2848393        9190 Bright Star Catalogue, 5th Revised Ed. (Hoffleit+, 1991)                         
 CIO                      2625752      374653 Catalog of Infrared Observations, Edition 5 (Gezari+ 1999)                       
 DENIS                    2502807         602 J-K DENIS photometry of bright southern stars (Kimeswenger+ 2004)                
 GSC                      2192383    25241730 The HST Guide Star Catalog, Version 1.2 (Lasker+ 1996)                           
 IRAS_PSC                 2119694      245889 IRAS catalogue of Point Sources, Version 2.0 (IPAC 1986)                         
 1RXS                     2102706       54935 ROSAT All-Sky Bright Source Catalogue (1RXS) (Voges+ 1999)                       
 JP11                     1918720        5943 UBVRIJKLMNH Photoelectric Catalogue (Morel+ 1978)                                
 HD                       1863602      272150 Henry Draper Catalogue and Extension (Cannon+ 1918-1924; ADC 1989)               
 CHARM                    1605535        8231 CHARM2, an updated of CHARM catalog (Richichi+, 2005)                            
 NGC                      1355497        8163 Revised New General Catalogue (Sulentic+, 1973)                                  
 HIP2                     1315587      117955 Hipparcos, the New Reduction (van Leeuwen, 2007)                                 
 IRAS_F                   1250798      235935 IRAS Faint Source Catalog, |b| > 10, Version 2.0 (Moshir+ 1989)                  
 SAO                      1199058      258997 SAO Star Catalog J2000 (SAO Staff 1966; USNO, ADC 1990)                          
 APM                      1062384   166466987 The APM-North Catalogue (McMahon+, 2000)                                         
 TIC                      1056669     3154204 Tycho Input Catalogue, Revised version (Egret+ 1992)                             
 uvby                      889344      105873 uvby-beta Catalogue (Hauck+ 1997)                                                
 FIRST                     811032      811117 The FIRST Survey Catalog, Version 03Apr11 (Becker+ 2003)                         
 MK                        789712      372484 Catalogue of Stellar Spectral Classifications (Skiff, 2009)                      
 QORG                      769627      501761 QORG catalog of radio/X-ray sources (Flesch+, 2004)                              
 RASS-FSC                  748516      105924 ROSAT All-Sky Survey Faint Source Catalog (Voges+ 2000)                          
 CMC                       722823      180812 Carlsberg Meridian Catalogs (CMC, 1999)                                          
 SKY2000                   719577      299167 SKY2000 Catalog, Version 4 (Myers+ 2002)                                         
 ACT                       718228      988758 The ACT Reference Catalog (Urban+ 1997)                                          
 MSX6C                     716758      431711 MSX6C Infrared Point Source Catalog (Egan+ 2003)                                 
 BD                        687958      325037 Bonner Durchmusterung (Argelander 1859-1903)                                     
 MSX-AC                    681712      177860 MSX Infrared Astrometric Catalog (Egan+ 1996)                                    
 GCVS                      671963      179173 General Catalogue of Variable Stars (Samus+ 2007-2010)                           
 CADARS                    655766       13570 Catalogue of Stellar Diameters (CADARS) (Pasinetti-Fracassini+ 2001)             
 UCAC2-BSS                 644537      430000 The UCAC2 Bright Star Supplement (Urban+, 2006)                                  
 PPM                       619120      181731 Positions and Proper Motions - North (Roeser+, 1988)                             
 BWE                       615052       53522 A new catalog of 53522 4.85GHz sources (Becker+ 1991)                            
 HD/Tycho-2                595964      353527 HD identifications for Tycho-2 stars (Fabricius+, 2002)                          
 CCDM                      588250      105838 CCDM (Catalog of Components of Double & Multiple stars (Dommanget+ 2002)         
 CPIRSS                    587158       37700 Catalog of Positions of IR Stellar Sources (CPIRSS) (Hindsley+ 1994)             
 GB6                       567533       75162 GB6 catalog of radio sources (Gregory+ 1996)                                     
 IRAS_SSC                  546857       43886 IRAS Serendipitous Survey Catalog (IPAC 1986)                                    
 87GB                      537275       54579 87GB Catalog of radio sources (Gregory et al., 1991)                             
 UGC                       521667       12939 Uppsala General Catalogue of Galaxies (UGC) (Nilson 1973)                        
 WENSS                     512055      229420 The Westerbork Northern Sky Survey (Leiden, 1998)                                
 AGK3                      510813      183145 AGK3 Catalogue (Dieckvoss, Heckmann 1975)                                        
 CLASS                     510364       23418 CLASS survey of radio sources (Myers+, 2003)                                     
 CRVAD                     499703       54907 2nd Cat. of Radial Velocities with Astrometric Data (Kharchenko+, 2007)          
 logHST                    498059      451542 HST Archived Exposures Catalog (STScI, 2007)                                     
 Fe/H                      490999        4918 Catalogue of [Fe/H] of F, G, K stars (Cayrel de Strobel+, 2001)                  
 NLTT                      484668       58845 NLTT Catalogue (Luyten, 1979)                                                    
 SB9                       473154       10428 SB9: 9th Catalogue of Spectroscopic Binary Orbits (Pourbaix+ 2004-2009)          
 DISCO                     472951       74821 Data Inventory of Space-Based Obs, Ver 1.1 (Brotzman+ 1987)                      
 CNS3                      463944        3803 Nearby Stars, Preliminary 3rd Version (Gliese+ 1991)                             
 IUE                       457375      110033 Final Merged Log of IUE Observations (NASA-ESA, 2000)                            
 TASS4                     454199     4353670 TASS Mark IV patches photometric catalog, version 2 (Droege+, 2007)              
 CD                        451856      613959 Cordoba Durchmusterung (Thome 1892-1932)                                         
 ACRS                      420595      320211 Astrographic Catalog Reference Stars (ACRS) (Corbin+ 1991)                       
 OSACA                     412778       35847 Orion Spiral Arm CAtalogue (OSACA) (Bobylev+, 2006)                              
 GC                        405064       33342 General Catalogue of 33342 stars (GC) (Boss 1937)                                
 WB                        398310       31524 The North 20cm Survey (White+ 1992)                                              
 FONAC                     389236     2008383 The FON Astrographic Catalogue (FONAC) (Kislyuk+ 1999)                           
 Mark3                     385562        1355 Mark III Catalog of Galaxy Peculiar Velocities (Willick+ 1997)                   
 logISO                    383997       36737 ISO Observation Log (ISO Data Centre, 2004)                                      
 WGACAT                    382595       88621 The WGACAT version of ROSAT sources (White+ 2000)                                
 RC3                       380259       23011 Third Reference Cat. of Bright Galaxies (RC3) (de Vaucouleurs+ 1991)             
 TDSC                      377784       98482 Tycho Double Star Catalogue (TDSC) (Fabricius+ 2002)                             
 CPD                       374925      454877 Cape Photographic Durchmusterung (Gill+ 1895-1900)                               
 AGK3U                     365421      170464 AGK3U (Bucciarelli+ 1992)                                                        
 WDS                       365417      106252 The Washington Visual Double Star Catalog (Mason+ 2001-2010)                     
 YZC                       359070      221338 Yale Zone Catalogues Integrated (Yale Univ 1939-1983; ADC 1989)                  
 IRAS-FSR                  345732      593516 IRAS Faint Source Reject Catalog (IPAC 1992)                                     
 PMN                       341097       23277 The Parkes-MIT-NRAO 4.85GHz (PMN) Surveys (Griffith+ 1993-1996)                  
 WEB                       340946       20793 WEB Catalog of Radial Velocities (Duflot+ 1995)                                  
 FOCAT                     337077      203592 FOCAT-S Catalogue (Bystrov+ 1994)                                                
 ESO                       330452       18422 ESO/Uppsala Survey of the ESO(B) Atlas (Lauberts 1982)                           
 IGPSC                     330053       93385 The ISOGAL Point Source Catalogue - IGPSC (Omont+ 2003)                          
 PKS                       327372        8264 Parkes Radio Sources Catalogue (PKSCAT90) (Wright+ 1990)                         
 2RXP                      324183       95331 Second ROSAT PSPC Catalog (ROSAT, 2000)                                          
 FIRST-APM                 321901      496791 FIRST-APM Source Catalog (McMahon+, 2002)                                        
 ALS                       320835       37962 Photometry and Spectroscopy for Luminous Stars (Reed 2005)                       
 logCFHT                   319785      631125 Log of CFHT Exposures (CADC, 1979-)                                              
 TD1                       316285       31215 Catalogue of stellar UV fluxes (TD1) (Thompson+ 1978)                            
 PK                        311600        6576 Catalogue of Galactic Planetary Nebulae (Kohoutek, 2001)                         
 ROSHRI                    311316      108514 ROSAT HRI Pointed Observations (1RXH) (ROSAT Team, 2000)                         
 DIRBE                     309730       94658 COBE DIRBE Point Source Catalog (Smith+, 2004)                                   
 CPC2                      308506      266629 Second Cape Photographic Catalogue (CPC2) (Zacharias+, 1999)                     
 ACO                       299843        3316 Rich Clusters of Galaxies (Abell+ 1989)                                          
 TXS                       298748       66841 Texas Survey of radio sources at 365MHz (Douglas+ 1996)                          
 FK5                       295532        1535 Fifth Fundamental Catalogue (FK5) Part I (Fricke+, 1988)                         
 StHa                      294644         206 High-latitude H-alpha emission stars (Stephenson+, 1986)                         
 StKM_1                    293665        2214 Dwarf K and M stars of small proper motion (Stephenson 1986)                     
 IRC                       292270        5612 Two-Micron Sky Survey (TMSS) (Neugebauer+ 1969)                                  
 PSCz                      290106       18351 PSCz catalog (Saunders+, 2000)                                                   
 FONAK                     289362      618238 Catalogue of stars with high-proper motions. V2. (Ivanov, 2008)                  
 LSPM-North                286888       61977 LSPM-North Catalog (Lepine+ 2005)                                                
 MG                        278126       24180 The MIT-Green Bank 5GHz Survey (Bennett+, 1986-91)                               
 ICRF                      269706         608 VLBI International Celestial Reference Frame (ICRF) (Ma+, 1997)                  
 SHB                       266783      118065 Southern Hemisphere Catalogue of Bordeaux (Rousseau+ 1996)                       
 LHS                       263656        4470 LHS Catalogue, 2nd Edition (Luyten 1979)                                         
 NBG                       261097        2368 Nearby Galaxies Catalogue (NBG) (Tully 1988)                                     
 SPOCS                     250165        1040 Spectroscopic properties of cool stars. I. (Valenti+, 2005)                      
 HIDEEP                    249385         107 Rmag surface brightness of HIDEEP galaxies (Minchin+, 2004)                      
 GCTP                      249238        8994 Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)                 
 Perth                     246059       24978 Perth 70: Positions of 24900 Stars (Hog+ 1976)                                   
 VLSS                      245322       68311 The VLA Low-frequency Sky Survey at 74MHz (Cohen+ 2007)                          
 2XMMi                     243462      221012 The XMM-Newton 2nd Incremental Source Catalogue (2XMMi) (XMM-SSC, 2008)          
 FK4                       235584        1987 Fourth Fundamental Cat and Suppl (FK4, FK4S) (Fricke+ 1963)                      
 MSS                       235499       33301 Michigan Catalogue of HD stars, Vol.4 (Houk+, 1988)                              
 AFGL                      229765        3176 The Revised AFGL (RAFGL) Catalogue (Price+ 1983)                                 
 AC                        227067     2026347 Astrographic Catalogue, Zones -02 to +31 degrees (Roeser 1990)                   
 HSE2008                   221354          22 ACO 1825 and AC 114 EROs photometry (Hempel+, 2008)                              
 Miyun                     207975       34426 Miyun 232MHz survey (Zhang+ 1997)                                                
 MASH                      202933        1657 MASH Catalogues of Planetary Nebulae (Parker+ 2006-2008)                         
 HDE                       202808       88883 HDE Charts: positions, proper motions (Nesterov+ 1995)                           
 CEDAG                     202107       10411 CEDAG Catalogue of Clusters of Galaxies (Fernandez+ 1984)                        
 SGC                       201251        8172 Southern Galaxy Catalogue (SGC) (Corwin+ 1985)                                   
 SPECFIND2                 196409     1497216 SPECFIND V2.0 Catalog of radio continuum spectra (Vollmer+ 2009)                 
 HB93                      193883       22484 Revised and Updated Catalog of Quasi-stellar Objects (Hewitt+ 1993)              
 GCS                       193148       16682 Geneva-Copenhagen Survey of Solar neighbourhood III (Holmberg+, 2009)            
 JVAS                      186817        2121 Interferometer phase calibration sources (Patnaik+ 1998)                         
 N30                       185173        5268 Catalog of 5268 Standard Stars, Normal System N30 (Morgan 1952)                  
 MCG                       181393       29003 Morphological Cat. of Gal. (MCG) (Vorontsov-Velyaminov+, 1962-1974)              
 TASS                      175377      367241 TASS Mark III photometric survey (Richmond+, 2000)                               
 cabri                     172564        1628 Catalogue of the Brightest Stars (Ochsenbein+ 1988)                              
 M2003b                    169986         759 Infrared Southern Cool Carbon Stars (MacConnell, 2003)                           
 logMERLIN                 167007        3839 The MERLIN Archive (MERLIN 1992-)                                                
 BC                        164144         318 Carbon stars from Baldone telescope (Alksne+ 1987)                               
 NPM2                      161340      232062 Lick NPM2 Catalog (Hanson+ 2003)                                                 
 LSPM                      156655        1676 LSPM-North proper-motion catalog nearby stars (Lepine+, 2005)                    
 logChandra                156234       10820 The Chandra Archive Log (CXC, 1999-)                                             
 HRC                       155667       13829 Hamburg/RASS Cat. of optical ident. V3.0 (Zickgraf+, 2003)                       
 MSX-UVISI                 153210       47318 MSX Ultraviolet Point Source Catalog (Newcomer+, 2004)                           
 HX50                      151539       27493 First, Second and Third Herstmonceux Cats, 1950.0 (Tucker+ 1983)                 
 PMC                       151197        6649 Tokyo Photoelectric Meridian Circle Catalog 90-93 (Yoshizawa+ 1997)              
 ASAS                      150022      131956 ASAS Variable Stars in Southern hemisphere (Pojmanski+, 2002-2005)               
 VCC                       148581        2096 The Virgo Cluster Catalog (VCC) (Binggeli+, 1985)                                
 IRAS-PSR                  146024      372774 IRAS Point Source Reject Catalog (IRAS 1989)                                     
 PMSU                      143603        2008 Palomar/MSU nearby star spectroscopic survey (Hawley+ 1997)                      
 SFR                       143080       66887 Catalog of Star-Forming Regions in the Galaxy (Avedisova, 2002)                  
 KGZ                       142348        2957 Catalogue de Zimmerman (Zimmerman 1948)                                          
 2E                        141863        5948 The 2E Catalogue (Harris+ 1994)                                                  
 IRAS_LRS                  140539       10913 IRAS Low Resolution Spectra (IRAS team, 1987)                                    
 LF                        139544       18519 The LF Survey (McCuskey+ 1949-1959)                                              
 PSR                       136283         706 Catalog of Pulsars (Taylor+ 1995)                                                
 W20                       134543       10571 WASHINGTON 20 Catalog (Morgan, 1933)                                             
 NPM1                      131559      148940 Lick Northern Proper Motion Program: NPM1 Catalog (Klemola+ 1987)                
 WISH                      131183       90357 The WISH catalogue at 352 MHz (de Breuck+ 2002)                                  
 M2002                     130878      179655 UBVR CCD survey of the Magellanic clouds (Massey+, 2002)                         
 B3                        129841       13340 The Third Bologna Survey (B3) (Ficarra+ 1985)                                    
 7C                        127937       43683 A final non-redundant catalogue for 7C 151-MHz survey (Hales+ 2007)              
 B2                        127830        9929 The Second Bologna Survey (Colla+ 1970-1974)                                     
 EOC3                      127820        4418 Combined astrometric catalogue EOC-3 (Vondrak+, 2007)                            
 IRAS1.2Jy                 127334        9897 IRAS 1.2 Jy IRAS Redshift Survey (Strauss+ 1990,92,95)                           
 LQAC                      125648      113666 Large Quasar Astrometric Catalogue (LQAC) (Souchay+, 2009)                       
 4C                        123945        4844 Fourth Cambridge Survey (4C) (Pilkington+ 1965; Gower+ 1967)                     
 6C                        123660        8749 6C Survey of Radio Sources - III. (Hales+ 1990)                                  
 Einstein-IPC              122666       13265 Einstein Observatory IPC Parameters (HEAO-2, 1978-1981)                          
 XZ80Q                     121566      244437 XZ Catalog of Zodiacal Stars (XZ80Q) (Herald, 2003)                              
 VIPS                      120130        1119 VLBA imaging and polarimetry survey at 5GHz (Helmboldt+, 2007)                   
 VCS1                      119531        1332 VLBA calibrator Survey - VCS1 catalog (Beasley+, 2002)                           
 CPC                       115662       68467 Cape Photographic Catalog 1950.0 (CPC) (Jackson+ 1954-1968)                      
 ABB2003                   114539         503 The Chandra Deep Fields North and South (Alexander+, 2003)                       
 logFUSE                   114310        5061 The FUSE Observation Log (FUSE, 1999-2007)                                       
 OCl                       113775        1776 Optically visible open clusters and Candidates (Dias+ 2002-2007)                 
 HIPASS                    113479        4315 HI Parkes All Sky Survey Catalogue (HIPASS) (Meyer+, 2004)                       
 ELODIE                    110146        1959 ELODIE library V3.1 (Prugniel+ 2007)                                             
 IRAM                      109951       13330 Plateau de Bure Interferometer Observation Log (IRAM 1991-2008)                  
 RBS                       108640        2072 ROSAT Bright Survey (Fischer+, 1998-2000)                                        
 LCRS                      107402       82360 Las Campanas Redshift Survey (Shectman+ 1996)                                    
 LS                        106342        7392 Luminous Stars in the Northern Milky Way (LS) (Hardorp+ 1959-1965)               
 SOGS                      103440     2809835 Sydney observatory Galactic survey (SOGS) (Fresneau+, 2007)                      
 FK6                       102752        3272 Sixth Catalogue of Fundamental Stars (FK6) (Wielen+ 2000)                        
 CHM2007                   102591       18737 Groups of galaxies in 2MASS survey (Crook+, 2007)                                
 HBC                       100217         735 Emission-Line Stars of the Orion Population (Herbig+ 1988)                       
 IRAS_SSS                   99578       16740 IRAS Small Scale Structure Catalog, Ver 1.00 (Helou+ 1985)                       
 NEXXUS                     99051         332 NEXXUS ROSAT survey of coronal X-ray (Schmitt+, 2004)                            
 3CR                        93399         298 3CR Source Identifications (Spinrad 1985)                                        
 GCPA                       92814        1579 General Catalogue of Stars (GCPA; 1992)                                          
 SDSS-QSO                   91308       77429 SDSS-DR5 quasar catalog (Schneider+, 2007)                                       
 GB                         91270        3784 The Green Bank Survey (Maslowski+ 1972-87)                                       
 PACP4                      90873        1969 Fourth Preliminary Catalogue of Stars (PACP4; Lu 1992)                           
 ZZCat                      90590       44435 U.S. Naval Observatory Zodiacal Zone Catalog (ZZCAT; USNO 1990)                  
 HyperLEDA                  89836       16781 HYPERLEDA. II. Homogenized HI data (Paturel+, 2003)                              
 PM2000                     89445     2670974 PM2000 Bordeaux Proper Motion catalogue (Ducourant+, 2006)                       
 2EUVE                      87245         551 Second EUVE Catalogues (Bowyer+, 1996-99)                                        
 LPZ94                      87034        8511 The Zelenchuk Surveys (Amirkhanyan+, 1989)                                       
 LSS                        86344        5132 Luminous Stars in the Southern Milky Way (Stephenson+ 1971)                      
 MGPS-2                     86173       48850 2nd Epoch Molonglo Galactic Plane Survey (MGPS-2) (Murphy+, 2007)                
 G                          86010        8989 Lowell Proper Motion Survey 8991 Northern Stars (Giclas 1971)                    
 IRS                        84596       29163 International Reference Stars (IRS) (Corbin 1991)                                
 logXMM                     84532        9769 XMM-Newton Observation Log (XMM-Newton Science Operation Center, 2009)           
 7Clow                      82946        5526 7C 151-MHz survey of region 9-16h 20-35deg (Waldram+ 1996)                       
 CSOCA                      81758      171319 Astrophysical supplements to ASCC-2.5 (Kharchenko+, 2004)                        
 1Jy                        81500        8566 Bright Extragalactic Radio Sources (1Jy) (Kuehr+, 1981)                          
 CJF                        79837         293 30GHz flux densities of CJF sources (Lowe+, 2007)                                
 MILES                      79245         985 MILES library of empirical spectra (Sanchez-blazquez+, 2006)                     
 PVC96                      78464         760 Pulkovo Photographic Vertical Circle (PVC96) (Gontcharov+ 1998)                  
 CGCS                       78266        6891 General Catalog of galactic Carbon stars, 3d Ed. (Alksnis+ 2001)                 
 MRC                        77380       12141 Molonglo Reference Catalogue of Radio Sources (Large+ 1991)                      
 6dFGS                      77353      179262 6dF Galaxy Survey DR2 (Jones+, 2005)                                             
 SPM                        77238      321608 SPM Catalog 2.0 (Platais+ 1998)                                                  
 M2000                      76823     2286322 M2000: Bordeaux Carte du Ciel zone +11<Dec<+18 (Rapaport+, 2001)                 
 RMS                        75216         992 Radio observations of MYSO candidates (Urquhart+, 2007)                          
 CfA                        73793       57536 The CfA Redshift Catalogue, Version June 1995 (Huchra+ 1995)                     
 OGLE_BUL-SC                72332     5080236 OGLE II Galactic center proper motions (Sumi+, 2004)                             
 8C                         71541        5859 Revised source list for the Rees 38-MHz survey (Hales+ 1995)                     
 N70E                       70632         718 The N70E catalogue (Kolesnik, 1997)                                              
 CABS                       69997         883 Chromospherically Active Binaries (Strassmeier+ 1993)                            
 FBQS                       69217         636 The FIRST bright quasar survey. II. (White+, 2000)                               
 1XMM                       68874      193258 XMM-Newton Serendipitous Source Catalogue (1XMM) (XMM-SSC, 2003)                 
 2RE                        68679         479 The 2RE Source Catalogue (Pye+ 1995)                                             
 EIC                        68456        7220 Equatorial Infrared Catalog (Sweeney+ 1990)                                      
 IERS                       68060         613 Radio reference frame (Johnston+ 1995)                                           
 CPASJ2                     67234        5241 CPASJ2 catalogue (Manrique+ 1999)                                                
 CPASJ3                     67166        6762 CPASJ3 catalogue (Lu+, 2005)                                                     
 Cul                        66835        2213 Radio Sources observed with Culgoora Circular Array (Slee 1995)                  
 LEDA                       66307      753153 LEDA galaxies with DENIS measurements catalog (Paturel+, 2005)                   
 HAEBE                      66203         108 Member of Herbig Ae/Be stellar group (The+ 1994)                                 
 VSOP                       65141         402 VSOP 5 GHz AGN Survey (Hirabayashi+, 2000)                                       
 F3R                        64643        6495 11cm radio continuum survey. IV. (Fuerst+ 1990)                                  
 BDFL                       64626         424 Intense radio sources at 1400MHz (BDFL sample) (Bridle+, 1972)                   
 WD                         64064       27033 Spectroscopically Identified White Dwarfs (McCook+, 2008)                        
 RNG2004                    63752      100563 NBC Quasar Candidate Catalog (Richards+, 2004)                                   
 AGK3R                      62106       21499 AGK3R (Smith 1990)                                                               
 SPF3                       61033         671 SPF3 Catalogue (Loyola+ 1974)                                                    
 MSC                        60403        1690 Multiple star catalogue (MSC) (Tokovinin 1997-1999)                              
 ASCA                       59931        3079 Observation Log from ASCA (PLAIN Center, 2001)                                   
 LDS                        58858        6210 LDS Catalogue: Doubles with Common Proper Motion (Luyten 1940-87)                
 Z                          56726       27837 Zwicky Galaxy Catalog (Zwicky+ 1968)                                             
 ATCA                       56676         697 ATCA SMC Radio Continuum Source. I. (Filipovic+, 2002)                           
 RATAN                      56545        2027 Spectral characteristics of RATAN (RC) Catalog (Bursov+ 1989)                    
 DO                         56414       44076 Dearborn Catalogue of faint red stars (Lee+ 1947)                                
 CJ1                        55665         236 First Caltech-Jodrell Bank VLBI Survey. I. (Polatidis+ 1995)                     
 Zkh                        55425         356 Nearest stars until 10pc (Zakhozhaj, 1979-1996)                                  
 67p                        55401         485 408-MHz variability study (Riley+ 1998)                                          
 CRATES                     54730       14467 All-Sky Survey of Flat-Spectrum Radio Sources (Healey+, 2007)                    
 ICRF-ext                   53952      546459 Extension of ICRF for selected areas down to V=16 (Camargo+, 2003)               
 UVBS                       53881        1356 UV Bright Star Spectrophotometric Catalog (Jamar+, 1976)                         
 WSTB                       53285        5850 Catalogues from a deep 327 MHz Westerbork Survey (Wieringa 1991,1993)            
 5C                         51368         697 5C14/5C15/5C16 Radio Survey at 408 and 1407 MHz (Benn+ 1991)                     
 BCSP                       50510        1637 Stellar Polarization Bibliography (Belous, 1996)                                 
 Shk                        50417         377 Compact groups of compact galaxies (Shakhbazian+ 1973-1979)                      
 LFT                        50269        1849 LFT Catalogue (Luyten, 1955)                                                     
 MegaZ-LRG                  49997     1214117 MegaZ-LRG catalogue (Collister+, 2007)                                           
 STELIB                     49864         255 STELIB: A library of stellar spectra at R~2000 (Le Borgne+, 2003)                
 2dFGRS                     49243      407834 The 2dF Galaxy Redshift Survey (2dFGRS) (2dFGRS Team, 1998-2003)                 
 ROXA                       49161         816 ROXA: multi-frequency large sample of blazars (Turriziani+, 2007)                
 18P                        48238         109 Radio continuum in Cygnus X region (Wendker+ 1991)                               
 S3                         48187         240 NRAO 5GHz Strong Source Survey (Pauliny-Toth+ 1972)                              
 29W                        47923         274 1.4GHz survey in the Virgo region (Kotanyi 1980)                                 
 UZC                        46747       19367 Updated Zwicky catalog (UZC) (Falco+, 1999)                                      
 CPASJ1                     46630        2980 CPASJ1 catalogue (Lu+, 1996)                                                     
 71P                        46618         106 Peculiar HI cloud near galactic plane (Higgs+, 2001)                             
 AGC                        46610        8850 HI spectral properties of galaxies (Springob+, 2005)                             
 PG                         46197        1878 Palomar-Green catalog UV-excess stellar objects (Green+ 1986)                    
 SUMSS                      45948      211063 Sydney University Molonglo Sky Survey (SUMSS V2.1) (Mauch+ 2008)                 
 IRCO                       45914        6753 Outer Galaxy IRAS sources and 12CO emission (Kerton+, 2003)                      
 SRS                        45854       20488 Southern Reference Star Catalogue (Smith+ 1988)                                  
 WBH2005                    45612        6919 Compact radio sources in the galactic plane (White+, 2005)                       
 EXO                        45221        2108 EXOSAT Observation Log (EXOSAT Obs 1987; Sternberg+ 1986)                        
 W                          44664         107 Westerhout's Catalogue of 82 Discrete Sources (Westerhout 1958)                  
 ISO-SWS                    44434         293 The ISO-SWS post-helium atlas (Vandenbussche+, 2002)                             
 EISD                       44318         320 CENSORS (Combined EIS-NVSS Survey) catalog (Best+, 2003)                         
 GP                         43903         555 8.35 and 14.35 GHz flux at Galactic plane (Langston+, 2000)                      
 NRAO                       43495         726 Radio source flux densities at 750 & 1400MHz (Pauliny-Toth+ 1966)                
 SHBL                       43048         150 X-ray/radio data of high energy peaked BL Lacs (Giommi+, 2005)                   
 KSP2003                    42664        1304 MSX 8.3um fluxes of star-forming regions (Kraemer+, 2003)                        
 7C(G)                      42399        6262 7C(G) 151MHz survey of the Galactic plane (Vessey+ 1998)                         
 9C                         41290         242 9C survey at 15GHz (Waldram+, 2003)                                              
 ADBS                       40919         265 Arecibo Dual-Beam Survey (Rosenberg+, 2000)                                      
 RFS                        40757        1212 11cm survey, 357.4<=l<=76, -1.5<=b<=1.5 (Reich+, 1984)                           
 SPF                        40505         326 Second Cat of Fundamental Stars (SPF2) (Baturina+ 1986)                          
 P                          40212        1692 DRAO Penticton P-survey Database (Caswell+, 1983-1987)                           
 XMMSL1                     40150        8662 XMM-Newton slew survey catalogue, XMMSL1 (Saxton+, 2008)                         
 CZC                        40044       20843 Proper Motions in Cape Zone Catalogue -40/-52 (Spencer Jones H.+ 1936)           
 NSS102                     39908         747 102.5MHz Survey (Dagkesamanskii+, 2000)                                          
 RC                         39672         389 RATAN-600 RC radio sources (Parijskij+ 1996)                                     
 KHA2004                    39611         169 CH_3_OH 7_0_-6_1_ A^+^ maser sources (Kurtz+, 2004)                              
 32P                        39536         494 Radio sources in fields near G160.9+2.6 (HB9) (Leahy+, 1996)                     
 IPHAS                      39505        4853 H{alpha} emission line sources from IPHAS (Witham+, 2008)                        
 51P                        39229         610 Penticton observations at 408 and 1420MHz (Green+, 1995)                         
 ATESP                      39135        3370 ATESP radio survey. II. (Prandoni+, 2000)                                        
 XEST                       39100        2347 XMM-Newton Extended Survey of Taurus (Guedel+, 2007)                             
 MCPS                       38992     5156057 Magellanic Clouds Photometric Survey: the SMC (Zaritsky+, 2002)                  
 KW97                       38968        4174 H-alpha Stars in Northern Milky Way (Kohoutek+ 1997)                             
 RC2                        38610        4364 RC2 Catalogue (de Vaucouleurs+ 1976)                                             
 SIRTF-FLS                  38388        3565 SIRTF First-Look Survey (Condon+, 2003)                                          
 XC1                        38299      856421 XC1 catalogue of positions and proper motions (Fedorov+, 2005)                   
 DMR2002                    38205        3172 1.4 GHz imaging of the Bootes field (de Vries+, 2002)                            
 IPS                        38064        1789 Interplanetary Scintillation Survey at 81.5 MHz (Purvis+ 1987)                   
 FK5Ext                     38024        3117 The FK5 Extension of the FK4 System (Lattanzi+ 1993)                             
 16V                        37729          47 Counts and spectral indices at 8.44GHz (Windhorst+, 1993)                        
 OGS                        37114       14592 Outer galaxy molecular cloud catalog (Brunt+, 2003)                              
 COMBO                      36990       63501 Chandra Deep Field South: multi-colour data (Wolf+, 2008)                        
 SMAC                       36777         360 Stellar Mass Catalogue (Belikov 1995)                                            
 GBH2005b                   36467         774 Galactic radio compact HII regions at 1.4GHz (Giveon+, 2005)                     
 Quarter-Jy                 36428         878 The Parkes quarter-Jansky flat-spectrum sample (Jackson+, 2002)                  
 TCC2003b                   36270          78 Very Small Array. II. CMB at 34GHz (Taylor+, 2003)                               
 MHS2002                    36196         271 86GHz SiO maser survey of late-type stars (Messineo+, 2002)                      
 64W                        36165         407 The 64W part of the WRST Survey (Oort+, 1988)                                    
 LBDS                       35766          72 LBDS Hercules sample griJHK photometry (Waddington+, 2000)                       
 RC1                        35757        2597 Reference Catalogue of Bright Galaxies (RC1; de Vaucouleurs+ 1964)               
 LFO93                      35675        1239 CO and HCN observations of circumstellar envelopes (Loup+ 1993)                  
 37W                        35664         269 The 37W catalogue of radio sources in M31 (Walterbos+ 1985)                      
 logHUT                     35487         643 The Hopkins Ultraviolet Telescope (HUT) (GSFC, 1990-95)                          
 2W                         35253          59 Westerbork Second Deep Survey (Katgert 1974)                                     
 MY                         35128         687 The Miyun 232 MHz survey. I (Zhang+, 1993)                                       
 JKM2001                    35111          16 Extragalactic ultracompact H II regions (Johnson+, 2001)                         
 LONEOS                     34694       34071 UBVRI photometry of faint field stars (Skiff, 2007)                              
 VCS2                       34652         276 Second VLBA calibrator survey: VCS2 (Fomalont+, 2003)                            
 65W                        34643         359 The 65W part of the WSRT 21 cm survey in Lynx (Oort, 1987)                       
 VCS3                       34640         360 Third VLBA calibrator survey: VCS3 (Petrov+, 2005)                               
 MBS2007c                   34566         129 Millimeter continuum mapping of Cygnus X (Motte+, 2007)                          
 3EG                        34546        5245 Third EGRET catalog (3EG) (Hartman+, 1999)                                       
 DXRBS                      34254         182 Deep X-Ray Radio Blazar Survey (DXRBS). I. (Perlman+ 1998)                       
 YPAC                       34167         609 Yunnan Observatory photoelectric astrolabe catalogue (Hu+ 1996)                  
 ACTA                       34162         226 ATCA 18GHz pilot survey first results (Ricci+, 2004)                             
 CLFST                      34145         207 Compact variable radio sources at 151MHz. I. (Minns+, 2000)                      
 VLA-NEP                    33998        2435 Radio survey around north ecliptic pole (Kollgaard+, 1994)                       
 GHM2003                    33636         446 ROSAT North Ecliptic Pole Survey (Gioia+, 2003)                                  
 WSRT                       33447        3984 327MHz survey of the galactic plane (Taylor+ 1996)                               
 PDS                        33429        1079 Phoenix Deep Survey: 1.4-GHz source counts (Hopkins+, 1998)                      
 WSRTgal                    33397         146 Background galaxies in the WSRT wide-field Survey (Braun+, 2003)                 
 LBN                        33333        1125 Lynds' Catalogue of Bright Nebulae (Lynds 1965)                                  
 ELAISR20                   33221         965 ISO ELAIS 20cm VLA survey regions (Ciliegi+, 1999)                               
 MAPS-NGP                   33181      217768 APS Galaxies in the North Galactic Pole (Cabanela, 1999)                         
 GDS                        33046          87 X-ray and radio sources in {rho} Oph Core A (Gagne+, 2004)                       
 GCPS                       32808         241 The Galactic Center region at 330MHz (Nord+, 2004)                               
 FC89                       32631        1555 OH/H2O masers database (Forster+, 1999)                                          
 BWA2004                    32262          38 Chandra X-Ray sources in the {gamma} Cyg Field (Becker+, 2004)                   
 AM                         32255        6445 Catalogue of Southern Peculiar Galaxies and Associations (Arp+, 1987)            
 EPR2003                    32057         148 Giant molecular clouds in M33 (Engargiola+, 2003)                                
 RBGS                       31854         629 IRAS Revised Bright Galaxy Sample (Sanders+, 2003)                               
 2XMM                       31825        3504 XMM-Newton serendipitous Survey. V. (Watson+, 2009)                              
 HTB2006                    31820         212 SCUBA observations of cold cores (Hill+, 2006)                                   
 ERO                        31674          68 Radio and Infrared observations of EROs (Smail+, 2002)                           
 SHARC                      31659         460 Bright SHARC survey cluster catalog (Romer+, 2000)                               
 THW2006                    31328         159 SCUBA ultracompact HII regions (Thompson+, 2006)                                 
 UTR-2                      31083       10030 The UTR-2 Very Low-Frequency Sky Survey Data (Braude+ 1978-2002)                 
 VBZ2001                    30927         132 22-cm radio survey of A3528 (Venturi+, 2001)                                     
 RSA                        30927        1246 Revised Shapley-Ames Catalog of Bright Galaxies (Sandage+, 1981)                 
 FLS                        30923        1048 1.4GHz First Look Survey (FLS) (Morganti+, 2004)                                 
 BWC2006                    30825         105 RCW 106 Giant Molecular Cloud 13CO mapping (Bains+, 2006)                        
 R2000                      30682         371 1.4GHz survey in HDF region (Richards+, 2000)                                    
 CXOHDFN                    30652          62 Chandra Deep Field North survey. XII (Bauer+, 2002)                              
 ELAIS                      30650        1172 ELAIS optical ident. at 15um & 1.4GHz (Gonzalez-Solares+, 2005)                  
 KR                         30600         284 The outer Galaxy at 1420 and 408MHz (Kerton, 2006)                               
 RRS2005                    30353         109 Polarization of extragalactic sources (Roy+, 2005)                               
 DLL2002                    30347          82 MAMBO sources near NTT Deep Field (Dannerbauer+, 2004)                           
 32W                        30294         257 Westerbork observations of Galactic Sources (Fanti+ 1981)                        
 MYM2001                    30237          55 CO catalog of LMC molecular clouds (Mizuno+, 2001)                               
 SGRS                       30230          61 SUMSS Giant Radio Sources (Saripalli+, 2005)                                     
 KKR                        30149          78 Second list of the Karachentsev catalog (Huchtmeier+, 2000)                      
 PBS2005                    30134          40 HDFN SCUBA Super-map. III (Pope+, 2005)                                          
 LOCK_6cm                   29985          70 VLA survey at 6 cm in the Lockman Hole (Ciliegi+, 2003)                          
 HIPASS-BGC                 29967        1000 HIPASS Bright Galaxy Catalog (Koribalski+, 2004)                                 
 DCMC                       29962     1319900 DENIS Catalogue toward Magellanic Clouds (DCMC) (Cioni+ 2000)                    
 UIT                        29856        1481 The Ultraviolet Imaging Telescope (UIT) (1990, 1995)                             
 WDW2002                    29534         110 HIPASS in Fornax (Waugh+, 2002)                                                  
 CV                         29246        5119 Cataclysmic Binaries, LMXBs, and related objects (Ritter+, 2009)                 
 Stockert                   29089          33 1420MHz radio continuum survey of the southern sky (Reich+, 2001)                
 GS                         28983         628 HI shells in the outer Milky Way (Ehlerova+, 2005)                               
 FBR2002                    28951         717 ATCA SMC Radio Continuum Source. II. (Payne+, 2004)                              
 HIJASS                     28879         222 HI Jodrell All Sky Survey (Lang+, 2003)                                          
 ESO-LV                     28847       15467 Surface Photometry of ESO-Uppsala Galaxies (Lauberts+ 1989)                      
 CHY91                      28839          52 8.4GHz observations of compact starbursts (Condon+ 1991)                         
 WSM2003                    28821          86 Supergiant molecular complexes in the Antennae (Wilson+, 2003)                   
 INT                        28700        8173 Isaac Newton Telescope Wide Field Survey (CASU 2002)                             
 WHAMNSS-1.1                28426       37565 WHAM Northern Sky Survey, V-1.1 (Haffner+, 2003)                                 
 CTW2005                    28398         102 Very Small Array. Flux density at 33GHz (Cleary+, 2005)                          
 GLMP                       28211         336 NIR photometry of IRAS sources. III (Garcia-Lario+, 1997)                        
 PB                         28089        9010 A search for faint blue stars. (Berger+, 1977-84)                                
 APM-BGC                    28074       14681 The APM Bright Galaxy Catalogue (Loveday 1996)                                   
 DZOA                       28001         126 Near-infrared survey around PKS 1343-601 (Schroeder+, 2007)                      
 GLG                        27822         405 325MHz radio survey in M31 (Gelfand+, 2004)                                      
 1AXG                       27809        1343 GIS catalog project : source catalog (Ueda+, 2001)                               
 WMAP1                      27764         208 The WMAP First Year Source Catalog (WMAP1) (Bennett+, 2003)                      
 SMG2004                    27725         449 13+38 XMM-Newton/ROSAT 1.4GHz radio catalog (Seymour+, 2004)                     
 CBS2005                    27626          76 Redshift survey of submillimeter galaxies (Chapman+, 2005)                       
 HTV2001                    27391          27 IR counterpart of the X-ray pulsar 1E 2259+586 (Hulleman+, 2001)                 
 TCR2006                    27308        1220 XMM-LSS field at 74 and 325MHz (Tasse+, 2006)                                    
 QIGC                       27168       17711 QMW IRAS galaxy catalogue (Rowan-Robinson+, 1991)                                
 HBM2005                    27140         404 SIMBA observations of cold cores (Hill+, 2005)                                   
 MOJAVE                     27127         133 Circular polarization images at 15GHz of AGN jets (Homan+, 2006)                 
 CSB2004b                   27006          18 Hot, dusty ultraluminous galaxies at z~2 (Chapman+, 2004)                        
 astorb                     26959      501650 Orbits of Minor Planets (Bowell+ 2009)                                           
 KJD2006                    26821          58 Structures of dust in Perseus molecular cloud (Kirk+, 2006)                      
 EMSS                       26804         835 Einstein EMSS Survey (Gioia+ 1990, Stocke+ 1991)                                 
 TONS                       26801         194 Texas-Oxford NVSS (TONS) radio galaxies (Brand+, 2005)                           
 SDV2005                    26397         236 Colours and HI line observations in Virgo (Sabatini+, 2005)                      
 KJB2003                    26160          51 Velocities of HII regions (Kolpak+, 2003)                                        
 HELLAS                     26047         147 BeppoSAX HELLAS survey. VI. (Ciliegi+, 2003)                                     
 F2M                        25861          69 FIRST-2MASS faint sources (Glikman+, 2004)                                       
 MMJ2002                    25345         556 Radio galaxies in the 2dFGRS (Magliocchetti+, 2002)                              
 LAB                        25193         721 Leiden/Argentine/Bonn (LAB) Survey of Galactic HI (Kalberla+ 2005)               
 ILLSS                      25182       25800 Revised version of the ILLSS Catalogue (Coluzzi 1993-1999)                       
 GHK2005                    25179         171 The Arecibo Legacy Fast ALFA survey. II (Giovanelli+, 2005)                      
 NWN2004                    25165          57 Near-infrared survey around PKS 1343-601 (Nagayama+, 2004)                       
 VRM2007                    25055         121 Candidate Ly{alpha} emitting galaxies (Venemans+, 2007)                          
 JBF                        25011         117 Jodrell Bank Flat-spectrum radio sample (Mckean+, 2007)                          
 RW2006b                    24867         121 Sub-mm clumps at 450 and 850{mu}m in M17 (Reid+, 2006)                           
 MSZ2003                    24862         163 Western Magellanic Bridge HI observations (Muller+, 2003)                        
 RW2005                     24779          77 Clumps in NGC 7538 at 450 and 850{mu}m (Reid+, 2005)                             
 SBHW                       24771         247 WSRT survey of Cygnus OB2 (Setia Gunawan+, 2003)                                 
 KKY2004                    24682         115 13CO survey of Mon & CMa molecular clouds (Kim+, 2004)                           
 KDM2005                    24562          70 HI clouds in Southern Galactic Plane Survey (Kavars+, 2005)                      
 NOM2005                    24548          71 CO molecular clouds in southern Galactic Warp (Nakagawa+, 2005)                  
 HDF                        24502           8 Sub-mm observations of the HDF (Serjeant+, 2003)                                 
 PDF                        24449         371 Phoenix Deep Survey spectroscopic catalog (Afonso+, 2005)                        
 VDA2005                    24176         153 JHK photometry in G173.58+2.45 (Varricatt+, 2005)                                
 LQRF                       24170      100165 LQRF: Large Quasar Reference Frame (Andrei+, 2009)                               
 KUG                        23925        8104 Kiso Survey for UV-Excess Galaxies. XVIII (Takase+ 1993)                         
 2QZ                        23924       49425 The 2dF QSO Redshift Survey (Croom+ 2004)                                        
 CDN                        23876        5004 Catalogue of dust clouds in the Galaxy (Dutra+, 2002)                            
 MMS                        23828          95 1.2mm mapping of RCW 106 Giant Molecular Cloud (Mookerjea+, 2004)                
 VIRMOS                     23727         557 VVDS-VLA Deep Field: 610 MHz catalog (Bondi+, 2007)                              
 FAUST                      23621        4831 Far-UV Point Sources (Bowyer+ 1995)                                              
 GOS                        23498         378 Galactic O star catalog (Maiz-apellaniz+, 2004)                                  
 COCD                       23479         520 Catalogue of Open Cluster Data (COCD) (Kharchenko+, 2005)                        
 HH                         23471        3336 General Catalogue of Herbig-Haro Objects (Reipurth+, 1999)                       
 FLSGMRT                    23238        3944 610MHz observations of Spitzer XFLS (Garn+, 2007)                                
 WMA2003                    23164         101 Warm dust near methanol masers (Walsh+, 2003)                                    
 NSVS                       23024        8678 Red variables in the NSVS (Williams+, 2004)                                      
 VSC4                       22983         292 Fourth VLBA calibrator survey: VCS4 (Petrov+, 2006)                              
 CoRoT                      22980       47811 CoRoT observation log Release 4 (CoRoT, 2009)                                    
 HIZOA                      22920          77 HI Parkes Zone of Avoidance Survey (Donley+, 2005)                               
 4Jy                        22918         244 The Molonglo Southern 4Jy sample. I (Burgess+, 2006)                             
 OGLE-DIA                   22895      221801 DIA OGLE2 candidate variable stars catalog (Wozniak+, 2002)                      
 BATC                       22888       64932 BATC Data Release One - BATC DR1 (Zhou+ 1995-2005)                               
 FMR2006b                   22856          15 VLA and IR observations of the S235A-B region (Felli+, 2006)                     
 VdB                        22771         158 Catalogue of Reflection Nebulae (Van den Bergh, 1966)                            
 EXSS                       22639        1325 EINSTEIN extended source survey (EXSS) (Oppenheimer+ 1997)                       
 SSG2006                    22608         252 1.2mm continuum observations in rho Oph cloud (Stanke+, 2006)                    
 WHISP                      22536          68 HI observations of WHISP disk galaxies (Noordermeer+, 2005)                      
 LGG                        22365        3933 Lyon Groups of Galaxies (Garcia 1993)                                            
 WZ2002                     22332          45 Radio-optical identification of star clusters (Whitmore+, 2002)                  
 MGD2004                    22045         494 H2O masers in W49 North and Sagittarius B2 (Mcgrath+, 2004)                      
 GLM2005                    21983         252 Ultra-steep spectrum radio sources (Gopal-Krishna+, 2005)                        
 MRG2005                    21966         675 Radio sources in HDF and HFF (Muxlow+, 2005)                                     
 HRF2005                    21966          91 Observations at 850um in Perseus clusters (Hatchell+, 2005)                      
 SN                         21521        5226 Asiago Supernova Catalogue (Barbon et al., 1999-)                                
 AMK2006                    21443          72 Faint radio sources in the CDF-S ACS field (Afonso+, 2006)                       
 2XRS                       21406        1613 Second Catalogue of X-ray Sources (Amnuel+ 1982)                                 
 LJL2007                    21323          79 Multiwavelength study of nearby galaxy nuclei (Lira+, 2007)                      
 UVBS-Sup                   21237         435 UV Bright-Star Spectrophotometric Supplement (Macau-Hercot+ 1978)                
 1H                         21182         842 The HEAO A-1 X-Ray Source Catalog (Wood+, 1984)                                  
 SRE2006                    21168         174 Extragalactic radio sources selected at 20GHz (Sadler+, 2006)                    
 AGES                       21130         109 Abell 1367 HI sources from AGES (Cortese+, 2008)                                 
 WR                         21075         683 7th Catalog of Galactic Wolf-Rayet stars (van der Hucht, 2001)                   
 SSRS2                      21068        5426 Southern Sky Redshift Survey (Da Costa+, 1998)                                   
 RZF                        21011         437 RATAN-600 Zenith-Field sky survey (RZF) catalog (Bursov+, 2007)                  
 RFGC                       20840        4444 Revised Flat Galaxy Catalogue (RFGC) (Karachentsev+, 1999)                       
 EIS                        20706       74827 ESO Imaging Survey (EIS) (Arnouts+, 2001)                                        
 CF                         20662       20554 Cape Catalog of 20554 Faint Stars, -40 to -52{deg} (Spencer Jones+ 1939)         
 OFL2004                    20587          75 8.4GHz VLBA observations of scintillating sources (Ojha+, 2004)                  
 GIRL                       20489        4300 Catalogue of far-infrared loops in the Galaxy (Konyves+, 2007)                   
 Arch                       20464         302 submm point sources from the Archeops experiment (Desert+, 2008)                 
 IASD                       20370        3015 ISO Astrophysical Spectroscopic Database (Jourdain de Muizon, 2005)              
 SHADES                     20198         120 SCUBA Half-Degree Extragalactic Survey. II (Coppin+, 2006)                       
 BBXRT                      20186         155 Calibrating Broad Band X-ray Telescope (Weaver+ 1995)                            
 SDSS-ETG                   20173        8666 SDSS Early-Type Galaxies Catalog (Bernardi+, 2003)                               
 2XMMp                      20068          86 Microquasar candidates (Combi+, 2008)                                            
 CGPSE                      19735         201 The outer Galaxy at 1420 and 408MHz. II. (Kerton+, 2007)                         
 CIG                        19681        1051 Catalogue of Isolated Galaxies (Karachentseva+ 1986)                             
 SHB2004                    19665         191 Young stars in Trumpler 37 and NGC 7160 (Sicilia-Aguilar+, 2005)                 
 VV                         19637        3160 Interacting galaxies catalogue (Vorontsov-Velyaminov+, 2001)                     
 JMM2006                    19607          57 Sub-mm clumps in Orion B South molecular cloud (Johnstone+, 2006)                
 GMRTEN1                    19577        2500 Deep 610MHz survey of ELAIS-N1 sources (Garn+, 2008)                             
 FBS                        19463        1103 First Byurakan Survey (FBS), 2nd Program (Abrahamian et al., 1990-1996)          
 IPC                        19368         516 Einstein IPC database ultrasoft survey (Thompson+ 1998)                          
 WUPPE                      19272         238 Wisconsin Ultraviolet Photo-Polarimeter Experiment (WUPPE, 1990-1995)            
 LDN                        19179        1791 Lynds' Catalogue of Dark Nebulae (LDN) (Lynds 1962)                              
 Ced                        19171        1507 Catalog of bright diffuse Galactic nebulae (Cederblad, 1946)                     
 CGRaBS                     19135        1625 CGRaBS: survey of {gamma}-ray blazar candidates (Healey+, 2008)                  
 DFBS                       19103        1729 Digitized First Byurakan Survey plate database (Mickaelian+ 2005)                
 MSM2007b                   19076         223 Radio survey of the 1H XMM/Chandra field (Moss+, 2007)                           
 IMT2006                    19037          59 XMM observations of Fornax A (NGC 1316) (Isobe+, 2006)                           
 MPI2007                    19028         153 Cygnus OB2 region 610MHz sources (Marti+, 2007)                                  
 COSMOSVLA                  18952        3982 VLA-COSMOS survey. II. (Schinnerer+, 2007)                                       
 6C**                       18932          68 6C** sample of steep-spectrum radio sources (Cruz+, 2006)                        
 SMR2006                    18924         512 SXDF 100{mu}Jy catalogue (Simpson+, 2006)                                        
 EYG2006                    18897         122 1.1mm sources in the Perseus Molecular Cloud (Enoch+, 2006)                      
 MBF2007                    18888         316 850um observations of W3 giant molecular cloud (Moore+, 2007)                    
 PA2007                     18726          49 NGC 5033 1.4GHz radio emission (Perez-Torres+, 2007)                             
 TTO2001                    18555         113 CO molecular clouds in Lupus (Tachihara+, 2001)                                  
 PUL2                       18457       59766 Absolute Proper motions of 59766 stars (Bobylev+, 2004)                          
 ATESP5                     18394         131 ATESP 5 GHz radio survey. I. (Prandoni+, 2006)                                   
 Subaru                     18366      282397 Log of Subaru Prime Focus Camera Exposures (ADAC NAOJ, 2007)                     
 HPP2005                    18350        1055 SDSS quasars in SWIRE ELAIS N1 field (Hatziminaoglou+, 2005)                     
 COMPTEL                    18328         344 First COMPTEL source catalogue (Schoenfelder+, 2000)                             
 GSR2007                    18128          46 Redshifts in Subaru/XMM Deep Field (Geach+, 2007)                                
 LGGS                       18063      371781 M31 and M33 UBVRI photometry (Massey+, 2006)                                     
 HFR2007                    17746         103 Star formation in Perseus. II. (Hatchell+, 2007)                                 
 CGMW                       17590       11310 Galaxies Behind the Milky Way (Saito+ 1990-91; Roman+ 1996-98)                   
 RJS2006                    17541         190 Millimetric observations of IRDC cores (Rathborne+, 2006)                        
 SHM2002                    17379         549 B-star rotational velocities in h and {chi} Persei (Strom+, 2005)                
 COCD-1                     16970       26778 109 new Galactic open clusters (Kharchenko+, 2005)                               
 SWIRE1                     16921      187467 SWIRE ELAIS N1 Source Catalogs (Surace+, 2004)                                   
 HP2005                     16879          47 Radio sources at 8.5GHz (Henkel+, 2005)                                          
 LTPV                       16671       41756 Long-term photometry of Variables II (Sterken+, 1993)                            
 ROTSE-I                    16552        1781 ROTSE all-sky surveys for variable stars (Akerlof+, 2000)                        
 ACR                        16517     1268761 ACR catalog around Celestial Equator (Stone+, 1999)                              
 AMIGA                      16333        1050 AMIGA. VI. Radio fluxes of the isolated galaxies (Leon+ 2008)                    
 PHW2005                    16330        6568 The SDSS-DR3 damped Ly{alpha} survey (Prochaska+, 2005)                          
 KMAC1                      16260      115032 Kyiv Meridian Axial Circle Catalogue, KMAC1 (Lazorenko+, 2005)                   
 MACS                       16114      175779 The Magellanic Catalogue of Stars - MACS (Tucholke+ 1996)                        
 SBS                        16004        1577 Accurate positions of 2978 SBS objects (Bicay+, 2000)                            
 UZC-SSRS2                  15989        6846 The UZC-SSRS2 group catalog (Ramella+, 2002)                                     
 KVK2008                    15701          59 Submm observations in gravitational lenses (Knudsen+, 2008)                      
 HCN                        15642    34433190 Linelist of HCN and HNC (Harris+, 2006)                                          
 LWD                        15471        6546 Luyten's White Dwarf Catalogues (Luyten, 1970-77)                                
 APG                        15421         338 Atlas of Peculiar Galaxies (Arp 1966)                                            
 Renson                     15385        9700 General Catalogue of Ap and Am stars (Renson+ 2009)                              
 GMRTLH                     15337        2845 610-MHz survey of Lockman Hole with GMRT (Garn+, 2008)                           
 MEM2008                    14781         320 Bright Source Sample of AT20G Survey (Massardi+, 2008)                           
 GMP                        14735        6724 GMP catalogue: galaxies in the Coma cluster (Godwin+ 1983)                       
 KUV                        14669        1186 Kiso Ultraviolet Catalog (KUV) (Noguchi+ 1980-1984)                              
 BAX                        14578        1713 The BAX Database (Blanchard+, 2004)                                              
 FWB89                      14555         577 Photometry and Spectroscopy of Elliptical Galaxies (Faber+ 1989)                 
 MLV92                      14544       47776 BVRI CCD photometry in the field of M 31 (Magnier+ 1992)                         
 CABS3                      14529        1869 Chromospherically Active Binaries. Third version (Eker+, 2008)                   
 GSPC                       14421        9518 Guide Star Photometric Catalog, Updated Version 1 (Lasker+ 1988,1996)            
 ERLcat                     14419       89422 Extragalactic Reference Link Catalog (ERLcat) (de Vegt+, 2001)                   
 DEBiL                      14349       10862 Identification and analysis of eclipsing binaries (Devor+, 2005)                 
 US                         14281        3987 Faint Blue Objects at High Galactic Latitude (Warnock+ 1982-1990)                
 FLASH                      14223        4613 The FLASH Redshift Survey (Kaldare+ 2003)                                        
 CSI2006                    14057         325 43GHz SiO maser features around VX Sgr (Chen+, 2006)                             
 AIROBICC                   13967         191 HEGRA AIROBICC gamma radiation above 15 TeV (Aharonian+, 2002)                   
 MACHO                      13706       21474 Variable Stars in the Large Magellanic Clouds (MACHO, 2001)                      
 KSZ                        13703        3940 Bucharest KSZ Faint Stars, -11 to +11, 1950.0 (Bucharest 1972)                   
 GPM                        13570       52805 The GPM catalog (Rybka+, 1997-2001)                                              
 Pul-3                      13504       58483 Pulkovo catalogue of 58483 stars (Pul-3) (Khrutskaya+, 2003)                     
 GSPC2.4                    13494      554007 Guide Star Photometric Catalog V2.4 (Bucciarelli+ 2001)                          
 CdC2000                    13486      344781 CdC2000 Bordeaux Carte du Ciel catalogue (Rapaport+, 2006)                       
 NGP9                       13414       36402 Galaxy properties at NGP (Odewahn+ 1995)                                         
 MNLSJ                      13402       90390 BVI photometry of young stars in 10 clusters (Mayne+, 2007)                      
 RAVE                       13338       51829 RAVE second data release (Zwitter+, 2008)                                        
 LB2005                     13311         604 Ultraluminous X-ray sources in nearby galaxies (Liu+, 2005)                      
 SPF1                       13291        1043 SPF1 Catalogue (Anguita+ 1975)                                                   
 AKS95                      13076        1141 UBVR photoelectric survey (Andruk+ 1995)                                         
 LBQS                       13000        1055 Large Bright Quasar Survey VI (LBQS) (Hewett+, 1995)                             
 COUP                       12964        1616 COUP: observations and source lists (Getman+, 2005)                              
 AGK1                       12771        5954 AGK1 catalog, -2{deg} 10'=<DE<=+1{deg} 10' (Kortazzi+, 1900)                     
 FKC2006                    12503         878 Radio/Optical catalog of the SSA 13 field (Fomalont+, 2006)                      
 2MFGC                      12339       18020 2MASS-selected Flat Galaxy Catalog (2MGGC) (Mitronova+, 2004)                    
 PHL                        12232        8746 Faint Blue Stars near the South Galactic Pole (Haro+ 1962)                       
 4B                         12204        3061 The Fourth BATSE Burst Revised Catalog (Paciesas+ 1999)                          
 UM                         12152         698 Michigan Emission-Line Objects (MacAlpine+ 1977-1982)                            
 TGU                        11857        5046 Atlas and Catalog of Dark Clouds (Dobashi+, 2005)                                
 CfA2S                      11612        4278 The CfA2S catalog (Huchra+, 1999)                                                
 VERA                       11481        1945 VERA 22GHz Fringe Search Survey (Petrov+, 2007)                                  
 Pleiades                   11383         502 Positions of 502 Stars in Pleiades Region (Eichhorn+ 1970)                       
 MGC                        11333       69594 Millennium Galaxy Catalogue (Liske+, 2003)                                       
 JCMTSF                     11262        6118 Submillimeter-Continuum SCUBA detections (Di Francesco+, 2008)                   
 2M                         10996        4192 K-band galaxy luminosity function from 2MASS (Kochanek+, 2001)                   
 TCS-CAIN                   10907     9471045 TCS-CAIN: NIR Survey of the Galactic plane (Cabrera-Lavers+, 2006)               
 GCSS                       10836         741 General Catalogue of S Stars (Stephenson 1976)                                   
 CRVOCA                     10814         516 Mean Radial Velocities of open clusters (Kharchenko+, 2007)                      
 BVH2007                    10807        1611 The 400d cluster Survey (Burenin+, 2007)                                         
 TUES                       10628         229 Tubingen Ultraviolet Echelle Spectrometer (TUES, 1993-1996)                      
 WKK                        10368        8183 Galaxies behind Southern Milky Way. II. (Woudt+, 2001)                           
 DRaGONS                    10309         117 DRaGONS survey (Schmidt+, 2006)                                                  
 FKSZ                       10278         587 Preliminary Cat. of Fund. Faint Stars (Zverev+, 1958)                            
 ZOA                        10278        2304 Galaxies in the "zone of avoidance". I. (Weinberger+, 1995)                      
 RGO                        10277        6125 Parallaxes and Proper Motions near SGP (Murray+ 1986)                            
 SIMBA                      10117         146 SIMBA survey. 1.2-mm/IRAS sources (Faundez+, 2004)                               
 MJ2006                     10081         685 Redshift survey in 15 quasar fields (Morris+, 2006)                              
 MLLA                       10057        1059 Infrared photometry of Trapezium cluster (Muench+, 2002)                         
 SMC-SC                      9954     2229265 OGLE SMC BVI photometry (Udalski+ 1998)                                          
 EXMS                        9896         992 EXMS catalog (Reynolds+ 1999)                                                    
 KKL2000b                    9861          99 T Tauri stars in the Sco-Cen OB association (Koehler+, 2000)                     
 COU                         9685        8130 Catalogue of 2700 double stars (Couteau, 1995)                                   
 BIS                         9567         276 Revised Byurakan-IRAS stars (BIS) catalog (Mickaelian+, 2006)                    
 OGLE                        9537        2861 OGLE Galactic Bulge periodic variables (Udalski+ 1996)                           
 OGLE-BWC                    9482       33196 OGLE General Catalog of Stars. I. (Szymanski+ 1996)                              
 CFRS                        9470         410 CFRS XIV. Field galaxies up to z=1 (Hammer+ 1997)                                
 REFLEX                      9432       13991 REFLEX Galaxy Cluster Survey catalogue (Boehringer+, 2004)                       
 NSC                         9387        8155 Northern Optical Cluster Survey. II. (Gal+, 2003)                                
 CAIRNS                      9216       19796 Cluster And Infall Region Nearby Survey. I (Rines+, 2003)                        
 BPS-CS                      9207        1044 Stars of very low metal abundance (Beers+ 1992)                                  
 GPM1                        9168         977 GPM1 catalogue (Rybka+ 1997)                                                     
 2MASS6xp                    9145       69115 2MASS6x survey of the Lockman Hole (Beichman+, 2003)                             
 MEGA-H                      9070       18169 MEGA-H proper motion catalog (Kharchenko, 2004)                                  
 OCISM                       9057         128 Open Cluster Interstellar Matter Database (Leisawitz 1988)                       
 POSS1                       9039        1037 POSS Plate Data (Palomar Obs. 1960)                                              
 HCG                         8996         100 Hickson Compact Groups of Galaxies (Hickson 1982)                                
 GW2008                      8811         525 Combined NVSS-FIRST Galaxies (CoNFIG) sample (Gendre+, 2008)                     
 XSS                         8755         321 RXTE All-Sky Slew Survey catalog, |b|>10{deg} (Revnivtsev+, 2004)                
 SHP2000                     8676         121 ROSAT HRI catalogue of SMC X-ray sources (Sasaki+, 2000)                         
 1SAX                        8617         177 The BeppoSAX 2-10 keV Survey (Giommi+, 2000)                                     
 QDOT                        8604        2387 QDOT all-sky IRAS redshift survey (Lawrence+, 1999)                              
 VVDS-DEEP                   8578        8981 The VIMOS VLT deep survey (VVDS-DEEP) (Le Fevre+ 2005)                           
 RS2000                      8566         265 J-band photometry of ADBS Galaxies (Rosenberg+, 2005)                            
 KMHK                        8479        1762 The Cluster System of the LMC (Kontizas+ 1990)                                   
 BPS                         8473         218 HK survey emission-line candidates (Beers+ 1996)                                 
 NSCS                        8455        9956 Northern Optical Cluster Survey. IV. (Lopes+, 2005)                              
 CFJ2002                     8416         298 PNe in six galaxies (Ciardullo+, 2002)                                           
 IRAS_Ast                    8252        6510 IRAS Asteroid and Comet Survey (Veeder+ 1986)                                    
 CSS                         8190        1347 General Catalog of S Stars, second edition (Stephenson 1984)                     
 CXOSEXSI                    8134        1034 SEXSI catalog. II (Eckart+, 2005)                                                
 MA                          8080        1898 Emission-line stars and PNe in the SMC (Meyssonnier+ 1993)                       
 SAXWFC                      8055         253 BeppoSAX WFC X-ray source catalogue (SAXWFC) (Verrecchia+, 2007)                 
 APS                         8053        1268 APS Catalog of Galaxies behind Virgo (Hoffman+ 1996)                             
 ITH2008                     7983          55 Faint companions around YSOs in TMC (Itoh+, 2008)                                
 FFF98                       7911         194 Color-magnitude relation in CL 1358+62 (Van Dokkum+ 1998)                        
 CNOC2                       7733       24101 The CNOC2 survey. I. (Yee+, 2000)                                                
 DGC                         7715         630 Double Galaxies in SGP region (Zou+, 1989)                                       
 NGPFG                       7677       60852 Faint Galaxies at the North Galactic Pole (Infante+ 1995)                        
 MGH2008                     7675          38 Galaxy pairs from SDSS-DR2 (McIntosh+, 2008)                                     
 ISGRI                       7629         498 Sources detected by ISGRI (Bodaghee+, 2007)                                      
 GGA2006                     7596          84 Red AGN in XMM/SDSS fields (Georgakakis+, 2006)                                  
 DUGRS                       7558        4412 Durham/UKST Galaxy Redshift Survey (Ratcliffe+, 1998)                            
 HS                          7522         122 The Hamburg Quasar Survey. II. (Engels+ 1998)                                    
 RIXOS                       7454         403 RIXOS source catalogue (Mason+, 2000)                                            
 MSXDC                       7444       23705 MSX IRDC candidate catalog (Simon+, 2006)                                        
 CASE                        7360         410 Variable Stars in the field of {omega} Cen (Kaluzny+, 2004)                      
 Barnard                     7334         603 Barnard's Catalogue of 349 Dark Objects in the Sky (Barnard, 1927)               
 H97b                        7332        1576 JHKLMNOPQ photometry in Orion cluster (Hillenbrand+, 1998)                       
 PMFS                        7329        1535 Proper motions of fundamental stars (PMFS) (Gontcharov+, 2001)                   
 VSC5                        7294         590 Fifth VLBA calibrator survey: VCS5 (Kovalev+, 2007)                              
 LSBG                        7276        2469 LSBG catalogue (Morshidi-Esslinger+, 1999)                                       
 POINT-AGAPE                 7223       37657 POINT-AGAPE Survey. M31 variables (An+, 2004)                                    
 EGS06                       7189          54 IRAC counterparts of 6cm galaxies in EGS (Willner+, 2006)                        
 AX                          7150         107 ASCA Large Sky Survey (Ueda+, 1999)                                              
 KSM2008                     7112        7227 BVRI photometry of LMC star clusters (Kumar+, 2008)                              
 VMCC                        7109       41721 Extension of ICRF for selected areas down to V=15 (Camargo+ 2001)                
 ZOAG                        7098        3455 ZOAG galaxies in 115{deg}<l<157{deg} (Weinberger+, 1999)                         
 DN                          7091         960 Southern Groups and Clusters of Galaxies (Duus, Newell 1977)                     
 HE                          7005        8321 Field horizontal-branch stars in the Galaxy (Christlieb+, 2005)                  
 HES                         6945         160 The Hamburg/ESO survey for bright QSOs. II. (Reimers+, 1996)                     
 ENEAR                       6937        1332 Rc photometry of ENEAR survey galaxies (Alonso+, 2003)                           
 ISOGAL-P                    6920         715 Catalogue of bright YSO candidates in ISOGAL (Felli+, 2002)                      
 FDF                         6912         341 The FORS Deep Field Spectroscopic Survey (Noll+, 2004)                           
 BBW2000                     6910         781 FAUST observations in 4th Galactic Quadrant (Brosch+, 2000)                      
 CGF                         6902          94 Central Fornax Cluster. II. Galaxy spectroscopy (Hilker+ 1999)                   
 AGAPE                       6896        1579 AGAPE catalogue of M31 variables (Ansari+, 2004)                                 
 RXC                         6888         114 RASS-SDSS Galaxy Clusters Survey. I. (Popesso+, 2004)                            
 WFS                         6852         112 High-mass protostellar candidates (Williams+, 2004)                              
 SPS                         6829        1403 Supergalactic plane redshift survey (Dressler 1991)                              
 CDFS-H                      6787        4819 H-band observation of Chandra Deep Field South (Moy+, 2003)                      
 PTGS                        6728        1052 QSOs Palomar Transit Grism Survey catalog (Schneider+ 1994)                      
 ISOPHOT                     6630         115 ISOPHOT 170{mu}m Serendipity Survey I. (Stickel+, 2000)                          
 TTM/COMIS                   6574          67 Catalog of X-ray sources (Emelyanov+, 2000)                                      
 PPS                         6570         188 Groups of Galaxies in PPS (Trasarti-Battistoni 1998)                             
 Tr10                        6507         979 Open cluster TR 10 (Stock, 1984)                                                 
 IRIS                        6482     6942765 Solar Velocities of the Sun in 1989-99 (IRIS++) (Salabert+, 2002)                
 HAT199                      6481        1617 HATNET variability survey (Hartman+, 2004)                                       
 SIPS                        6455         144 Southern Infrared Proper Motion Survey (Deacon+, 2005)                           
 WT                          6455         548 New proper-motion stars Dec<-40, 16<RA<24h (Wroblewski+ 1994)                    
 ISOGAL                      6454         459 YSOs in the l=+45 ISOGAL field (Felli+, 2000)                                    
 BMW-C                       6443       21325 BMW-Chandra source catalog (Romano+, 2008)                                       
 GOODS                       6441       32048 GOODS initial results (Giavalisco+, 2004)                                        
 BPS-BS                      6424         257 Photoelectric UBV from HK survey. II. (Doidinis+ 1991)                           
 NRRF                        6392        2261 u*g*r*i*z* Photometry of stars, galaxies, QSOs (Newberg+ 1999)                   
 comet                       6339         824 Database of the orbital elements of comets (Rocher, 2007)                        
 ISO-LHSS                    6332         456 14.3um survey in the Lockman Hole (Fadda+, 2004)                                 
 ROS-ORI                     6313         171 Orion Trapezium area ROSAT PSPC obs. I. (Geier+, 1995)                           
 NikC4                       6251         146 Faint carbon stars in 90<l<115, |b|<5 (Kurtanidze+, 1989)                        
 GALEX                       6249        1034 GALEX ultraviolet atlas of nearby galaxies (Gil de Paz+, 2007)                   
 FORS                        6246        8753 UBgRIJKs photometry in the FORS Deep Field (Heidt+, 2003)                        
 RSSJ95                      6226          69 Astrometric observations of radio stars (Manrique+ 1998)                         
 RCW                         6218         181 H-{alpha} emission regions in Southern Milky Way (Rodgers+ 1960)                 
 GBB2000                     6210         674 HDF-S: STIS imaging (Gardner+, 2000)                                             
 GRB                         6195          95 GRANAT/WATCH catalogue of gamma-ray bursts (Sazonov+ 1998)                       
 EDS                         6174        5861 Einstein extended deep survey (Primini+, 1991)                                   
 WYFFOS                      6174         281 RV and [Fe/H] of M31 globular cluster system (Perrett+, 2002)                    
 SS                          6147         455 SS(77) Catalogue: new H-alpha em* in Milky Way (Stephenson+ 1977)                
 K20                         6128         545 K20 survey: spectroscopic catalogue (Mignoli+, 2005)                             
 15R                         6126          32 Star formation in spectroscopic survey (Carter+, 2001)                           
 UCM                         6123         191 Photometry+spectroscopy of UCM galaxies (Perez-Gonzalez+, 2003)                  
 Mayrit                      6105         338 The Mayrit catalogue (Caballero, 2008)                                           
 KGM2006b                    6049          51 Water maser emission in five AGNs (Kondratko+, 2006)                             
 ENACS                       6043         224 The ESO Nearby Abell Cluster Survey I. (Katgert+, 1996)                          
 BH-SDSS                     6016         799 Catalog of clusters of galaxies from SDSS (Bahcall+, 2003)                       
 FCOS                        6011         185 FCOS Ultra Compact Dwarf galaxies radial vel. (Mieske+, 2004)                    
 WINGS                       6011      771750 WINGS: Deep optical phot. of 77 nearby clusters (Varela+, 2009)                  
 KJN2005                     6000       41001 sigma Ori low-mass stars (Kenyon+, 2005)                                         
 P93                         5918        2395 30 Doradus OB Associations (Parker 1992)                                         
 ELAIS-S1                    5887         462 ISO ELAIS 15{mu}m survey (Lari+, 2001)                                           
 LDD2007                     5883         722 ZYJHK photometry in Pleiades (Lodieu+, 2007)                                     
 FSR2007                     5861        1021 Infrared star clusters with |b|<20{deg} (Froebrich+, 2007)                       
 APMSCC                      5845          55 Distribution of Abell and APM clusters (Einasto+, 2002)                          
 WBD96                       5814        3509 Hubble Deep Field observations (Williams+ 1996)                                  
 JaSt                        5730          97 Planetary nebulae near the Galactic Center (Jacoby+, 2004)                       
 IBIS/ISGRI                  5706         421 Third IBIS/ISGRI soft gamma-ray survey catalog (Bird+, 2007)                     
 RRL2006                     5682         173 Spitzer photometry of the Trifid nebula (M20) (Rho+, 2006)                       
 PFr                         5671         968 Unbiased census of AGN in 2MASS (Francis+, 2004)                                 
 SSTM3307                    5660       40571 Spitzer observations of stars in M33 (McQuinn+, 2007)                            
 LARCS                       5612          21 Las Campanas/AAT Rich Cluster Survey - I (Pimbblet+, 2001)                       
 GUSBAD                      5592        2207 The GUSBAD catalog of gamma-ray bursts (Schmidt+, 2004)                          
 RKK                         5583        3279 Galaxies behind Southern Milky Way (Kraan-Korteweg 2000)                         
 ATZ98                       5570         205 Spectrocopic results on ROSAT late-type stars (Zickgraf+, 2005)                  
 SDSS-C4                     5521         748 SDSS-C4 cluster catalog (Miller+, 2005)                                          
 COSMOS                      5518      438226 COSMOS Multi-Wavelength Photometry Catalog (Capak+, 2007)                        
 KTC2006                     5508         252 JHKs photometry around {alpha} Cen (Kervella+, 2006)                             
 JB2006                      5501          71 SCUBA observations in Orion A South region (Johnstone+, 2006)                    
 MHL2007                     5487         489 RMS survey of southern candidate massive YSOs (Mottram+, 2007)                   
 CBS2006                     5469       18700 Galaxies in the Hubble Ultra Deep Field (Coe+, 2006)                             
 FBS2006b                    5453         253 Ground-state OH masers in W3(OH) study (Fish+, 2006)                             
 LDSS                        5431         169 LDSS Deep Redshift Survey (Colless+ 1990)                                        
 DBL2003                     5412         532 RI photometry of NGC 205 carbon stars (Demers+, 2003)                            
 VVDS-CDFS                   5402        1599 Redshifts from VIMOS VLT Deep Survey (Le Fevre+, 2004)                           
 RZB2000                     5324         547 HII region catalogue of NGC 3359 (Rozas+, 2000)                                  
 CXOLALA1                    5304         169 LALA Bootes field X-ray source catalog (Wang+, 2004)                             
 SSO2007                     5280        5884 Clustering of high-redshift QSOs from SDSS (Shen+, 2007)                         
 CXOM51                      5261         113 M51 luminous X-ray sources (Terashima+, 2004)                                    
 MBG                         5225          97 Montreal Blue Galaxy Survey (Coziol+ 1993)                                       
 LGRS                        5169        4391 SDSS Luminous Red Galaxies (Barber+, 2007)                                       
 CPA2006                     5146         322 The bubbling galactic disk (Churchwell+, 2006)                                   
 Elodie                      5106         215 Effective temperatures of 215 FGK giants (Kovtyukh+, 2006)                       
 CLASXS                      5103         525 CLASXS: X-ray catalog (Yang+, 2004)                                              
 BMZ2001                     5095          53 RIJHKs of low-mass stars in sigma Ori (Bejar+, 2004)                             
 FASTT                       5094        1602 SDSS new variables (Henden+ 1998)                                                
 ATL2005                     5085        2980 SDSS DR1 isolated galaxies (Allam+, 2005)                                        
 ISO-LHDS                    5065         283 ISOCAM 14.3{mu}m Deep Survey in Lockman Hole (Rodighiero+, 2004)                 
 XMDS/VVDS                   5053         364 XMDS/VVDS 4{sigma} catalogue (Chiappetti+, 2005)                                 
 PSZ2003                     4994        1899 J magnitude of IC 348 brown dwarfs (Preibisch+, 2003)                            
 TSVSC1                      4963        1292 TAROT suspected variable star catalog (Damerdji+, 2007)                          
 HSG                         4953         111 CN abundances of the 47 Tuc main sequence (Harbeck+, 2003)                       
 LAL96                       4950         302 JHK photometry of NGC1333 (Lada+, 1996)                                          
 Watts                       4933         503 The Marginal Zone of the Moon - Watts' Charts (Watts, 1963)                      
 CS2006                      4933         127 JHK photometry for UKIRT faint galaxies (Christopher+, 2006)                     
 CXOU                        4915          84 Chandra X-ray sources of NGC 1068 (Smith+, 2003)                                 
 AP                          4905       22129 IR photometry of Alpha Per low-mass members (Lodieu+, 2005)                      
 JCF2004                     4862         174 ACS Virgo Cluster Survey. III. M87 (Jordan+, 2004)                               
 DKV2003                     4853         122 X-ray sources in M104 (Di Stefano+, 2003)                                        
 CSRG                        4828        3770 Catalog of Southern Ringed Galaxies (Buta+, 1995)                                
 SCR                         4815         151 New high proper motion stars (-90<DE<-47) (Subasavage+, 2005)                    
 ROTSE                       4764          18 ROTSE delta Scuti stars (Blake+, 2003)                                           
 HKPN                        4747         135 Planetary Nebula Kinematics in M31 (Hurley-Keller+, 2004)                        
 LRL                         4728         307 Infrared photometry of IC348 members (Lada+, 2006)                               
 CDL2004                     4716         152 Planetary nebulae in M33 (Ciardullo+, 2004)                                      
 CXOPTM                      4692          94 X-rays from HH 80/81 complex (Pravdo+, 2004)                                     
 BFW2006                     4688       44554 Galaxy groups and clusters from SDSS (Berlind+, 2006)                            
 BKLT                        4647        4495 Rho Oph Near-IR Positions and Photometry (Barsony+, 1997)                        
 XGPS-I                      4643         424 XMM-Newton Galactic Plane Survey (XGPS) (Hands+, 2004)                           
 OGLE-I                      4633        2016 VI photometry of MM1 and MM7 OGLE fields (Pigulski+, 2003)                       
 NFGS                        4627         198 Surface photometry of nearby field galaxies (Jansen+ 2000)                       
 DFM2004                     4614         901 NGC 6530 Chandra X-ray catalog (Damiani+, 2004)                                  
 EFAR                        4612         795 EFAR Catalog. VII. (Colless+, 2001)                                              
 ESO-HA                      4581         357 Halpha emission-line stars in NGC2264 (Reipurth+, 2004)                          
 XBAC                        4548         283 XBACs, the sample (Ebeling+, 1996)                                               
 FCJ2003                     4544         318 Virgo intracluster planetary nebula candidates (Feldmeier+, 2003)                
 CSB                         4520         478 Pal 13 blue stragglers and main-sequence binaries (Clark+, 2004)                 
 MMD2006                     4517        3300 Kinematic survey of planetary nebulae in M31 (Merrett+, 2006)                    
 ELAISC15                    4515        1923 Final analysis of ELAIS 15-{mu}m (Vaccari+, 2005)                                
 XMS                         4479         318 XMM-Newton serendipitous survey. IV (Barcons+, 2007)                             
 OACDF                       4469         173 Capodimonte Deep Field (Alcala+, 2004)                                           
 Escorial                    4468         406 Agglomerate of early-type Hipparcos stars (Caballero+, 2008)                     
 MML                         4463          96 Post-T Tauri Stars in Sco-Cen Association (Mamajek+, 2002)                       
 CHSS                        4453         257 BHB stars in Century Survey Galactic Halo Project (Brown+, 2005)                 
 ZSFW                        4442          60 Morphology of satellite galaxies (Gutierrez+, 2002)                              
 1ACSburst                   4433         388 First INTEGRAL SPI-ACS Gamma-Ray Burst Catalogue (Rau+, 2005)                    
 CKB2005                     4428         132 Positions and photometry of HII knots in M51 (Calzetti+, 2005)                   
 CXOCY                       4424         267 Catalog of X-ray sources in the CYDER fields (Treister+, 2005)                   
 NIT2003                     4422         368 Chandra observations of Monoceros R2 (Nakajima+, 2003)                           
 BNL2005                     4415          54 RV of Sigma Ori low-mass candidate members (Burningham+, 2005)                   
 WARPS                       4410         150 WARPS survey. VI. (Perlman+, 2002)                                               
 CFHTLS-CL                   4376         169 Galaxy clusters in the CFHTLS (Olsen+, 2007)                                     
 TRM                         4375         156 LMC AGB stars IRAS fluxes (Reid+ 1990)                                           
 DFM2003                     4355         103 X-ray variability in NGC 2516 (Wolk+, 2004)                                      
 DS                          4350         490 H{alpha} emission stars in NGC 2264 (Dahm+, 2005)                                
 B2002c                      4348          36 Deep cluster survey in Chandra archival data (Boschin+, 2002)                    
 CJF89                       4339          29 NGC 3379 planetary nebulae radial velocities (Ciardullo+, 1993)                  
 FBS-L                       4339         995 First Byurakan Survey Late Type Stars catalog (Abrahamyan, 2007)                 
 EDisCS                      4330       40957 ESO Distant Cluster Survey, EDisCS (White+, 2005)                                
 WOL2004                     4298          99 A2125 in X-ray (Wang+, 2004)                                                     
 MDSPS1                      4282         289 Metal-Deficient F-M Stars. I. (Bartkevicius 1984)                                
 XMDS                        4278         145 3{sigma} hard sample of XMDS survey (Tajer+, 2007)                               
 POSS2                       4273        3589 Plate Centers of POSS-II (Read, 2004)                                            
 CXOMP                       4260         102 ChaMP serendipitous galaxy cluster survey (Barkhouse+, 2006)                     
 VV10                        4258      168941 Quasars and Active Galactic Nuclei (13th Ed.) (Veron+ 2010)                      
 GZW2002                     4249         336 X-ray properties of AGN in CDFS (Tozzi+, 2006)                                   
 DBP2006                     4245         785 IzJHK photometry of IC4665 (de Wit+, 2006)                                       
 VGG                         4243       31983 UBV photometry in M15 (van der Marel+, 2002)                                     
 HB2004                      4242          73 Chandra LMXB in NGC 1332 (Humphrey+, 2004)                                       
 EIS-CC                      4238       59458 Draft EIS Colour Catalog (ESO/EIS, 2002)                                         
 BT2                         4222      221097 High accuracy computed water line list - BT2 (Barber+, 2006)                     
 LRT2005                     4216         395 JHK photometry of brown dwarfs in Orion (Lucas+, 2005)                           
 PMC2000                     4215         147 Hard spectrum ROSAT sources. I. (Page+, 2000)                                    
 LMC2003                     4208          98 NICMOS observations of NGC 2024 (Liu+, 2003)                                     
 AGG2006                     4205         153 XMM/CDFS AGN intrinsic absorption (Akylas+, 2006)                                
 XMM-LSS                     4204        3385 XMM-LSS catalogue. Version I. (Pierre+, 2007)                                    
 CXO                         4194         254 Deep Chandra survey of the Groth Strip (Nandra+, 2005)                           
 KX                          4187          72 KX redshift survey (Croom+, 2001)                                                
 CBB2004                     4187          72 Early-type field galaxies at z~0.75 (Cross+, 2004)                               
 DSH                         4182         458 Galactic Open Cluster Candidates (Kronberger+, 2006)                             
 CXOECDFS                    4171         809 Extended Chandra Deep Field-South survey (Lehmer+, 2005)                         
 GUVV                        4169          44 GALEX ultraviolet variability catalog (Welsh+, 2005)                             
 VG2007                      4166         263 LMXBs in the bulge of M31 (Voss+, 2007)                                          
 DIRECT                      4150       38891 BVI photometry of Variables in M33 (Macri+, 2001)                                
 HKT2006                     4137          78 X-ray sources in A194 and A1060 (Hudaverdi+, 2006)                               
 SNR                         4136         274 A Catalogue of Galactic Supernova Remnants (Green, 2009)                         
 OWK2005                     4132         399 UBV photometry in W3 (Oey+, 2005)                                                
 OSUBSGS                     4129         206 Morphology of spiral galaxies (Eskridge+, 2002)                                  
 VPC                         4117       10413 Virgo Photometry Catalogue (VPC) (Young+ 1998)                                   
 TSB2004                     4111       19350 VI photometry in M33 outer regions (Tiede+, 2004)                                
 M31ACSV                     4098         254 B photometry of M31 variable star candidates (Williams+, 2005)                   
 MSK2003                     4093         247 BVRi'z'JHKs photometry of ERO objects (Miyazaki+, 2003)                          
 BBC2005                     4079         105 Multiple arc systems in A1689 (Broadhurst+, 2005)                                
 CGPS                        4078         380 Rotation measures of compact sources in CGPS (Brown+, 2003)                      
 SW2003                      4067         127 M83 X-ray sources (Soria+, 2003)                                                 
 CHVC                        4027       13303 Compact high-velocity cloud photometry catalog (Siegel+, 2005)                   
 RSI2004                     4017         165 Chandra LMXB in NGC 4649 (Randall+, 2004)                                        
 LCL05                       4015         141 Photometry and lines of (z~0.2-1.0) galaxies (Lamareille+, 2006)                 
 MPG2004                     4004         147 BV photometry of NGC 300 variables (Mennickent+, 2004)                           
 TIB2005                     3999        1283 Catalog of source parameters in NICMOS UDF (Thompson+, 2005)                     
 AVG96                       3998         578 Faint galaxies KIc photometry (Glazebrook+, 1998)                                
 KK2004b                     3996         204 Oxygen abundances in the GOODS-North field (Kobulnicky+, 2004)                   
 RRC2004                     3985         304 Chandra obs. of Trifid nebula (Rho+, 2004)                                       
 IMAGES                      3985         691 Redshift catalog of 691 objects in CDFS (Ravikumar+, 2007)                       
 BBF2004                     3982          58 HST UBVI photometry of NGC 3081 inner regions (Buta+, 2004)                      
 HELLAS2XMM                  3972         122 HELLAS2XMM survey. IV. (Fiore+, 2003)                                            
 VG2006                      3963         272 CHANDRA X-ray point sources in Cen A (NGC 5128) (Voss+, 2006)                    
 GSS                         3955          86 DEEP Groth Strip Survey. VIII. (Koo+, 2005)                                      
 WHI                         3950         194 Dwarf galaxies of the Local Group (Whiting+, 2007)                               
 MCM2005b                    3945          92 New star clusters discovered in the GLIMPSE survey (Mercer+ 2005)                
 PCG                         3943          72 DPOSS II compact group survey (Pompei+, 2006)                                    
 EFAR1                       3934         795 EFAR cluster and galaxy selection (Wegner+, 1996)                                
 GHR2007                     3914       13271 JHK photometry of Fornax red giant branch (Gullieuszik+, 2007)                   
 VVDS                        3900       19679 Physical properties of VVDS galaxies (Lamareille+, 2009)                         
 IfAHa                       3884         130 H{alpha} emission stars in NGC 2362 (Dahm+, 2005)                                
 RA2004b                     3874         136 JHK photometry of RCW 95 HII region (Roman-lopes+, 2004)                         
 GLK96                       3864         345 Radial velocities of M49 globular clusters (Cote+, 2003)                         
 Lanning                     3862         734 A Finding List of Faint UV-Bright Stars (Lanning+, 1973-2004)                    
 LFB2001                     3861         193 VI photometry of Sombrero globular clusters (Larsen+, 2001)                      
 DAY-I                       3851         842 PMS stars in open clusters: the DAY-I Catalogue (Delgado+, 2007)                 
 BMB                         3840         306 Giant M stars in Baade's Window (Blanco+, 1984)                                  
 GSI2003                     3836         224 IK photometry of faint Extremely Red Objects (Gilbank+, 2003)                    
 UDFP                        3827          38 Hubble Ultra Deep Parallel Fields (Bouwens+, 2004)                               
 eBCS                        3826         107 Extended ROSAT Bright Cluster Sample (Ebeling+ 2000)                             
 YW2004                      3826         108 Candidates of z~5.5-7 galaxies in the HST-UDF (Yan+, 2004)                       
 TPS2005                     3814         127 Eclipsing binaries in eastern spiral arm of M31 (Todd+, 2005)                    
 Cr359                       3811         506 IzJHKs photometry of Collinder 359 (Lodieu+, 2006)                               
 MFI2004                     3804         106 Catalog of spheroids in UGC 10214 field (Menanteau+, 2004)                       
 MTT2005                     3803         324 NGC 5846 group: photometry and spectroscopy (Mahdavi+, 2005)                     
 HNM                         3792          43 Major galaxy mergers at z<~3 (Conselice+, 2003)                                  
 GPC94                       3790         634 K-band survey in high galactic latitude (Glazebrook+ 1994)                       
 DG92                        3787        1954 Galaxies in 7 clusters 0.35<z<0.55 (Dressler+, 1992)                             
 CXOONCJ                     3787        1075 X-ray-emitting young stars in the Orion nebula (Feigelson+, 2002)                
 AZP2006                     3752         109 Velocities of satellites of external disk galaxies (Azzaro+ 2006)                
 AzTEC                       3751          52 AzTEC millimetre survey of COSMOS field (Scott+, 2008)                           
 CXOONC                      3749         973 Chandra sources in ONC & BN-KL (Garmire++, 2000)                                 
 RCS                         3743         425 Red-Sequence Cluster Survey (Gladders+, 2005)                                    
 SSC2004b                    3738          71 X-ray sources in NGC 1600 (Sivakoff+, 2004)                                      
 DB2007                      3738         103 Radial velocities of C stars near Galactic plane (Demers+, 2007)                 
 APA2006                     3730          92 AGNs and ULIRGs in the CDF-South (Alonso-Herrero+, 2006)                         
 HAB2004b                    3718          17 JHKs photometry of G287.84-0.82 members (Hagele+, 2004)                          
 MHA2003                     3715        1764 Proper motions in M15 (McNamara+, 2003)                                          
 KCW2005                     3698         150 16{mu}m sources in the NOAO Bootes field (Kasliwal+, 2005)                       
 PTS2006                     3692          24 Mid-infrared images of W75N (Persi+, 2006)                                       
 PMS2003b                    3691        1194 Ursa Minor dSph M,T2, DDO51 photometry (Palma+, 2003)                            
 Cl*                         3687      129733 Stellar dynamics and proper motions in 47Tuc (McLaughlin+, 2006)                 
 UDF                         3684       10179 Hubble Ultra Deep Field Catalog (UDF) (STScI, 2004)                              
 DBA2006                     3681         142 JKs, i'g'r' photometry of C stars in NGC 6822 (Demers+, 2006)                    
 CXOGC                       3662        2357 Chandra X-ray sources toward Galactic Center (Feigelson+, 2003)                  
 GBB2006                     3655          93 Radial velocities of 93 galaxies in Abell 697 (Girardi+, 2006)                   
 EROS2                       3649         120 EROS-2 microlensing parameters (Hamadache+, 2006)                                
 FLS_R                       3648     1226150 First Look Survey: NOAO R-band Mosaic (Fadda+, 2004)                             
 CXOM31                      3639         143 Chandra HRC source in M31 (Kaaret, 2002)                                         
 SBS2005                     3635          91 11.7{mu}m point sources in Orion (Smith+, 2005)                                  
 BRB2005                     3632          48 VGCF detection of galaxy systems (Barrena+, 2005)                                
 CS1                         3620       29877 VI photometry in South Galactic Pole (Caldwell+ 1996)                            
 FZM2004                     3610          94 H{alpha} fluxes in Cl J0023+0423B galaxies (Finn+, 2004)                         
 AVN2003                     3601         930 i*g* photometry of SDSS EDR galaxies (Abraham+, 2003)                            
 UScoCTIO                    3590         138 Low-mass stars in the Upper Sco association (Ardila+, 2000)                      
 NAA2006                     3581         784 Deep ATLAS radio observations of CDFS (Norris+, 2006)                            
 IMT2005                     3575          67 Chandra observation of NGC 2146 (Inui+, 2005)                                    
 ASU2006                     3572         735 RB photometry of LSBG in Coma (Adami+, 2006)                                     
 RHM2006                     3569         213 Morphology of cool and warm infrared galaxies (Rahman+, 2006)                    
 BMA2005                     3557         111 Distant cluster galaxies Tully-Fisher relation (Bamford+, 2005)                  
 Ka                          3554         122 New galaxies with UV excess. VI. (Kazarian+, 2005)                               
 DRF2003                     3552         261 Cas A knot and filament proper motions (Delaney+, 2004)                          
 ZMF2005                     3548         103 X-ray sources near Lockman Hole (Zappacosta+, 2005)                              
 XMMUJ                       3537         610 XMM view of NGC 6231 open cluster (Sana+, 2006)                                  
 CHXX                        3534          71 XMM observations of Cha I dark cloud (Robrade+, 2007)                            
 GFT2006                     3520         431 Chandra study of the Cep B star-forming region (Getman+, 2006)                   
 MEC2006                     3517          49 Mid-infrared properties of luminous IR galaxies (Marcillac+, 2006)               
 CBK2007b                    3514       31265 IRAC and JHKs photometry of h and chi Persei (Currie+, 2007)                     
 DYC2005                     3512         601 Faint emission-line galaxies at z<=1.6 (Drozdovsky+, 2005)                       
 MHF2007                     3505        1662 HST VI photometry of Bol 514 in M31 (Federici+, 2007)                            
 PVS2004                     3505         106 BVRI photometry of stars in BZ UMa field (Price+, 2004)                          
 BAL2007                     3505         176 Velocities of globular clusters in Fornax (Bergond+, 2007)                       
 G2005                       3503          58 X-ray sources in NGC 188 (Gondoin+, 2005)                                        
 NTA2002                     3501         147 VRc observations of LMC long-period red variables (Noda+, 2002)                  
 HBS2006                     3499       59502 Variables in M33 (Hartman+, 2006)                                                
 TBHD                        3490         306 LSBG in Arecibo HI Strip Survey (Trachternach+, 2006)                            
 ABMMR                       3488         763 JHKs photometry of Hourglass nebula (Arias+, 2006)                               
 DJF2005                     3481          66 X-ray sources in NGC 3379 (David+, 2005)                                         
 SRW2006                     3468         137 XMM observations of NGC 55 (Stobbart+, 2006)                                     
 LWH2007                     3466         175 X-ray emission from the Sombrero galaxy (NGC 4594) (Li+, 2007)                   
 TAN2005                     3466          58 Ly{alpha} emitters in the SUBARU Deep Field (Taniguchi+, 2005)                   
 SM2006                      3464         290 V photometry of bright stars of M33 (Shporer+, 2006)                             
 KWE2002                     3463         186 Radial velocity in Draco (Kleyna+, 2002)                                         
 DMB2006                     3461         122 BR photometry and redshifts of IDS galaxies (Della Valle+, 2006)                 
 OMHR                        3459        1681 UV-excess quasar candidates (Moreau+, 1995)                                      
 1SWASP                      3454          41 SuperWASP exoplanetary transit survey (Christian+, 2006)                         
 ABS2005                     3453         129 LMC far-UV HST observations (Almoznino+, 2005)                                   
 GAB2005                     3452          95 BR photometry of NGC 5328 group of galaxies (Grutzbauch+, 2005)                  
 BRD2006                     3445        2963 C-T1 photometry in NGC 1374, 1379 and 1387 (Bassino+, 2006)                      
 SDB2003                     3440         366 CCD Vilnius photometry of M56 (Smriglio+, 2002)                                  
 WDL2006                     3434         244 X-ray observations of the Galaxy center (Wang+, 2006)                            
 KMA2007                     3433       13823 MaxBCG catalog of 13823 galaxy clusters from SDSS (Koester+, 2007)               
 SWB2008                     3418         106 XMM observations of NGC 2808 and NGC 4372 (Servillat+, 2008)                     
 NLA2005                     3418         158 Deep Chandra survey of the Groth Strip. II. (Georgakakis+, 2006)                 
 KWS99                       3415         100 Globular cluster system in M87 (Kundu+, 1999)                                    
 THK2007                     3406         212 z'BVRi' photometry of ClG 0016+1609 (Tanaka+, 2007)                              
 KGW2006                     3399        1197 Stars in the Carina dwarf spheroidal galaxy (Koch+, 2006)                        
 KIM2005                     3397         181 Atlas of warm AGN and starbursts (Keel+, 2005)                                   
 MPP2001                     3387          81 FLAIR II spectroscopy of DENIS samples (Mamon+, 2001)                            
 CM2007                      3377        4667 Centaurus Cluster catalog (Chiboucas+, 2007)                                     
 WeCAPP                      3374       23781 WeCAPP Survey. M31 variables (Fliri+, 2006)                                      
 PUG2005                     3372         148 OB associations in NGC 7793 (Pietrzynski+, 2005)                                 
 AC2000b                     3372        1592 UBV photometry and ages of Trapezium systems (Abt+, 2000)                        
 CSP2007                     3366         187 Photometry of star clusters in NGC 1380 (Chies-Santos+ 2007)                     
 CYY2005                     3364         164 Infrared sources near AFGL 5142 (Chen+, 2005)                                    
 SAM2008                     3347         164 Radio Survey of 7 X-ray Clusters of Galaxies (Slee+, 2008)                       
 J/A+AS/109/441              3342        8673 Stellar Models until He burning (Claret+ 1995-1998)                              
 SBG                         3334        1301 Infrared photometry of NGC 6791 (Carney+, 2005)                                  
 PRD                         3326         391 A3653 galaxies redshift catalogue (Pimbblet+, 2006)                              
 LSE2002                     3318         107 EEMSS new X-ray clusters (Lewis+, 2002)                                          
 GGR2006                     3315         725 Velocities of individual stars in NGC 205 (Geha+, 2006)                          
 RBP2007                     3300         159 Substructures in WINGS clusters (Ramella+, 2007)                                 
 SHLP                        3279         188 Variable stars in NGC 6819 field (Street+, 2005)                                 
 TTM2006                     3279         268 Dwarf galaxies in NGC 1407 Group (Trentham+, 2006)                               
 VIO2007                     3277         555 JKs photometry of WLM galaxy carbon stars (Valcheva+, 2007)                      
 OGLE-CL-LMC                 3276         600 OGLE LMC star clusters (Pietrzynski+, 2000)                                      
 RTS                         3273        4254 u'g'r'i'z' photometry in NGC 2548 (M48) (Rider+, 2004)                           
 JWG2003                     3256         141 Bright filamentary structures in the ISM (Jackson+, 2003)                        
 FZB2005                     3255          52 UBIc photometry of ACO2390 early-type galaxies (Fritz+, 2005)                    
 vZ                          3249        1571 Catalog of stars in M3 (von Zeipel, 1908)                                        
 YZJ2003                     3247         567 Multicolor photometry of A2255 galaxies (Yuan+, 2003)                            
 TLK2007                     3230         207 K magnitudes of N159-5 (LMC) (Testor+, 2007)                                     
 OZB2005                     3229         276 High-redshift galaxy clusters (Olsen+, 2005)                                     
 BW2007                      3227          68 JHK photometry near IRAS 06145+1455 (Brand+, 2007)                               
 CUYS                        3227         427 CUYS survey of Ha+NII ELG galaxies (Bongiovanni+, 2005)                          
 OMH2006                     3223       12996 BR photometry of Fornax dSph center (Olszewski+, 2006)                           
 GGK2005                     3222          70 X-ray-selected normal galaxies (Georgantopoulos+, 2005)                          
 TPB2006                     3221          72 JHKs[3.5][4.5] photometry of NGC 3372 (Tapia+, 2006)                             
 CJD2006                     3221         105 New stellar members of Coma Berenices cluster (Casewell+, 2006)                  
 M31N                        3218         719 X-ray monitoring of optical novae in M31 (Pietsch+, 2007)                        
 BSB2006                     3215          13 VCC 1087 globular cluster system (Beasley+, 2006)                                
 CS62                        3207         879 Standard magnitudes in the E regions (Cousins+ 1962)                             
 BHF2006                     3207         249 HST Observations of 2 high-z clusters (Blakeslee+, 2006)                         
 BRUSLIB                     3200     2252721 Brussels nuclear reaction rate library (Aikawa+, 2005)                           
 RASSCALS                    3196         260 RASSCALS: X-ray and optical study (Mahdavi+, 2000)                               
 XMMC                        3196         135 XMM-Newton survey in COSMOS field. IV. (Mainieri+, 2007)                         
 NFPS                        3194        5479 NOAO Fundamental Plane Survey (Smith+, 2004)                                     
 NKS2005                     3183           9 Large-scale clumpy structure in Lynx region (Nakata+, 2005)                      
 MLK2007                     3177          47 UBVI photometry of NGC 45 star clusters (Mora+, 2007)                            
 IHA2007                     3174         362 VIc photometry of NGC 2516 (Irwin+, 2007)                                        
 SRD2006                     3172         349 Dynamics of NGC 4636 globular cluster system (Schuberth+, 2006)                  
 MSB2007                     3159          49 VIcJHK photometry of NGC 1893 Halpha sources (Maheswar+, 2007)                   
 DOG2001                     3148         113 BVIJH photometry of M82 (de Grijs+, 2001)                                        
 BBG2007b                    3139         115 Radial velocities of A115 galaxies (Barrena+, 2007)                              
 TEL2005                     3135         226 Spheroidals and bulge dominated galaxies (Treu+, 2005)                           
 DSM2005                     3135         151 BVRI of comparison stars in AGN fields (Doroshenko+, 2005)                       
 DEM                         3131         358 Nebulae in the Magellanic Clouds (Davies+ 1976)                                  
 LWI2006                     3131          67 XMM-Newton observation of NGC 2613 (Li+, 2006)                                   
 BZ                          3131        2837 Multifrequency catalogue of blazars, Roma-BZCAT (Massaro+, 2009)                 
 SFH81                       3127         352 Globular cluster system in M87 (Hanes+, 2001)                                    
 NFP                         3127         232 Spectroscopy in Shapley supercluster (Smith+, 2007)                              
 CAIXA                       3119         156 Catalog of AGN in XMM-Newton archive (CAIXA) (Bianchi+, 2009)                    
 ZMR                         3116         286 Pulsating pre-main-sequence stars in NGC6383 (Zintz+, 2005)                      
 TKA2006                     3108         192 VRi'z' phot. & redshifts around RX J0152.7-1352 (Tanaka+, 2006)                  
 CAVS                        3106         271 Variable stars in Cen A (de Jong+, 2008)                                         
 XMMM31                      3099         300 XMM-Newton survey of M31 centre field (Stiele+, 2008)                            
 HHJ                         3099         440 Very low mass proper motion members in Pleiades (Hambly+ 1993)                   
 RSI2006                     3098          47 XMM-Newton LMXB in NGC4649 (Randall+, 2006)                                      
 NWW2006                     3098         111 Near-infrared study of CIZA J1324.7-5736 (Nagayama+, 2006)                       
 FGH2007                     3095          72 XMM Clusters of galaxies in COSMOS field (Finoguenov+ 2007)                      
 ISI96                       3094         696 Low surface brightness galaxies. I. The catalog (Impey+ 1996)                    
 LMR2007                     3093        7282 JHKs & GLIMPSE photometry towards G305.2+0.2 (Longmore+, 2007)                   
 MCS2008                     3084         523 Chandra Small Magellanic Cloud Wing Survey (McGowan+, 2008)                      
 SCR2006                     3072         165 Tadpole galaxies in the Hubble UDF (Straughn+, 2006)                             
 NHzG                        3063          79 K-band AO imaging in COSMOS deep field (Huertas-Company+, 2007)                  
 BKM2008                     3054         125 Hyades brown dwarfs and very low mass stars (Bouvier+, 2008)                     
 CS2007                      3053         183 Photometry of sources in IRAS 16362-4845 cluster (Comeron+, 2007)                
 RLP2006                     3051         983 GOODS ELAIS-N1 24um flux densities (Rodighiero+, 2006)                           
 SSTOCEN                     3043       49368 omega Cen Spitzer photometry (Boyer+, 2008)                                      
 MIC2007                     3032         393 Faint galactic satellites spectroscopic survey (Martin+, 2007)                   
 CXOMKZ                      3031        1102 NGC 4472 Chandra/HST study (Maccarone+, 2003)                                    
 Sk                          3024        1275 Deep Objective-Prism Survey for LMC Members (Sanduleak 1970)                     
 JSG2008                     3020         110 Radio observations of A3158 (Johnston-Hollitt+, 2008)                            
 WCW                         3020         115 Proper motions and BVRI photometry in NGC 4147 (Wang+, 2000)                     
 LHJ2007                     3018         112 ZYJHK survey of Upper Sco association (Lodieu+, 2006)                            
 BBP2008                     3014         455 2dF study of globular clusters in NGC 5128 (Beasley+, 2008)                      
 CM2006                      3009         240 Redshifts and photometry in Centaurus cluster (Chiboucas+, 2006)                 
 FFL2006                     3002        1858 Photometric survey of MS 1054-03 field (Foerster-Schreiber+, 2006)               
 GVH2006                     2997       62968 MUSYC: optical source catalog (Gawiser+, 2006)                                   
 KHM31                       2979         287 HST WFPC2 star clusters in M31. II. (Krienke, 2008)                              
 MUSYC                       2962       10831 MUSYC deep near-infrared imaging (Quadri+, 2007)                                 
 DOH                         2960         275 Internal velocities in the Orion Nebula (Doi+, 2004)                             
 BLS2007                     2947         249 z=1-3 ULIRGs from the Spitzer SWIRE survey (Berta+, 2007)                        
 HETE                        2943         938 HETE Trigger Information (Ricker+, 2001)                                         
 MTS2007                     2935         119 COSMOS field Ly{alpha} emitters at z~5.7 (Murayama+, 2007)                       
 ZFW2001                     2934          84 BVI photometry in the Antennae galaxies (Zhang+, 2001)                           
 LCIR                        2926       32038 Las Campanas Infrared Survey (Chen+, 2001-2002)                                  
 TCB2007                     2914         796 Massive galaxies in Extended Groth Strip (Trujillo+, 2007)                       
 AKARI                       2913          72 NEP deep survey at 11um (Lee+, 2007)                                             
 MIS2006                     2911          74 JHK photometry of low-mass stars in BRC 14 (Matsuyanagi+, 2006)                  
 GWJ2008                     2907          53 A mapping survey of massive CO cores (Guan+, 2008)                               
 DEEP2                       2907         153 Galaxy groups in the DEEP2 Galaxy Redshift Survey (Gerke+, 2005)                 
 IES                         2901         142 12um ISOCAM survey of the ESO-Sculptor field (Seymour+, 2007)                    
 LVG2007                     2889          51 Massive quiescent cores in Orion. II. (Li+, 2007)                                
 APX                         2889         522 Alpha Per cluster low-mass members. II. (Prosser+, 1998)                         
 RRS2004                     2888         417 Chandra Orion flanking fields data (Ramirez+, 2004)                              
 KPM2006                     2888         228 Binary stars in the Orion Nebula Cluster (Koehler+, 2006)                        
 QUIRC                       2887        1448 QUIRC Chandra sources in OMC 2/3 (Tsujimoto+, 2003)                              
 LSR                         2873         182 High proper motion stars in the DSS. III (Lepine+, 2005)                         
 M13                         2859        1136 Hercules Messier 13 (M13) photometry (Ludendorff, 1905)                          
 CR2000b                     2848         189 High proper motion stars in SA 94 (Cooke+, 2000)                                 
 MOP2000                     2843        1044 Velocities and Washington photometry in Carina dSph (Munoz+, 2006)               
 PFF2004b                    2828         780 NGC 5128 planetary nebulae (Peng+, 2004)                                         
 VDBH                        2815         136 Southern Stars embedded in nebulosity (van den Bergh+, 1975)                     
 SOK2006                     2812         146 Hot populations in M87 globular clusters (Sohn+, 2006)                           
 SMV                         2809        8012 A star catalog for the open cluster NGC 188 (Stetson+, 2004)                     
 FDE2007                     2806          63 Compact stellar systems around NGC 1399 (Firth+, 2007)                           
 HC2007                      2800          94 Wolf-Rayet population in NGC 1313 (Hadfield+, 2007)                              
 BRC                         2794         463 Halpha stars and HH objects near BRCs (Ogura+, 2002)                             
 MCD                         2793         331 Haffner 19 UBV(RI)_c_ photometry (Moreno-Corral+, 2002)                          
 R2007                       2791          67 Giant molecular clouds in M31 (Rosolowsky+, 2007)                                
 Almagest                    2788         360 Almagest (Ptolemy's Star Catalog)                                                
 EC                          2784         775 Edinburgh-Cape Blue Object Survey. Zone 1. (Kilkenny+ 1997)                      
 UNSW                        2778         850 UNSW catalog of Variable Stars (Christiansen+, 2008)                             
 XBS                         2773          62 AGN in XMM-Newton Hard Bright Survey (Della Ceca+, 2008)                         
 VZA2004                     2772         457 QUEST RR Lyrae survey. II. Halo overdensities (Vivas+, 2006)                     
 SW2006                      2750         104 Planetary nebulae in NGC 3379 and NGC 3384 (Sluis+, 2006)                        
 WMAP                        2736         323 WMAP 3 Year Temperature Analysis (Hinshaw+, 2007)                                
 XMM-ChaI                    2729          58 XMM-Newton obs, in Cha I South (Stelzer+, 2004)                                  
 SHOC                        2718         638 SDSS strong emission line HII galaxies (Kniazev+, 2004)                          
 RA2006                      2712          96 JHK photometry in the direction of RCW 121 (Roman-Lopes+, 2006)                  
 AMGPS                       2711          86 Arecibo methanol maser Galactic plane survey. (Pandian+, 2007)                   
 2MUPM                       2710         152 Activity and kinematics of ultracool dwarfs (Schmidt+, 2007)                     
 NEWPS5                      2706         369 NEWPS_5{sigma}_ source catalogue from WMAP (Lopez-Caniego+, 2007)                
 SW72                        2705         542 Double stars of equal components (Stock+, 1972)                                  
 2EGS                        2697         203 Supplement to Second EGRET Catalog (Thompson+ 1996)                              
 PSG2005                     2687       43815 CT1 photometry of 10 SMC clusters (Piatti+, 2005)                                
 LCL2005b                    2673         112 JHKs photometry in G305.3+0.2 cluster region (Leistra+, 2005)                    
 OTN2006                     2664        1697 NIR sources in S106 (Oasa+, 2006)                                                
 IfAHA                       2658          65 H{alpha} emission stars in LDN988 (Herbig+, 2006)                                
 VHC2007b                    2654         515 Spitzer photometry of M33 (Verley+, 2007)                                        
 SES2007                     2648         133 Infrared study of UKIDSS massive supercluster (Swinbank+, 2007)                  
 PGS2005                     2647         147 HST paired and isolated galaxies (Patton+, 2005)                                 
 SFS2008                     2643         306 BVRcIc photometry of NGC 821 globular clusters (Spitler+, 2008)                  
 MGN2003                     2640         214 Chandra survey of 13-h XMM/ROSAT survey (McHardy+, 2003)                         
 HHHM2006                    2639          75 IR sources in the NGC 5291 system (Higdon+, 2006)                                
 WMD2007                     2624          93 90-GHz observations in NGC 1333 (Walsh+, 2007)                                   
 zCOSMOS                     2620       10643 zCOSMOS-bright catalog (Lilly+, 2007)                                            
 ATHDFS                      2617         466 Radio observations of the HDFS region. II (Huynh+, 2005)                         
 YIT2003                     2611         136 ASCA sources in the SMC (Yokogawa+, 2003)                                        
 IHA2008                     2601         176 VIc photometry of NGC 2547 low-mass stars (Irwin+, 2008)                         
 HRS                         2572         546 Radial velocities of 6dF galaxies (Fleenor+, 2005)                               
 lOri                        2561      320917 VRI photometry of {lambda} Ori star-forming region (Dolan+, 2002)                
 ESK2003                     2526         154 Chandra observations of Trumpler 14 and 16 (Evans+, 2003)                        
 T2006                       2515          68 Chandra observation of NGC 6822 (Tennant+, 2006)                                 
 1Ms                         2509         370 Chandra Deep Field North Survey. V. (Brandt+, 2001)                              
 Scl                         2506         286 Superclusters of Abell and X-ray clusters (Einasto+, 2001)                       
 KHD2001                     2506         285 Spectroscopy of Southern warm IR galaxies (Kewley+, 2001)                        
 CHG2008                     2491         204 VLT spectroscopy of blue massive stars in NGC55 (Castro+, 2008)                  
 VZG2008                     2468         286 Redshifts in z~0.25 clusters (Verdugo+, 2008)                                    
 IHA2008b                    2459         272 Monitoring low-mass stars in NGC 2362 (Irwin+ 2008)                              
 SA57X                       2457         140 XMM-Newton survey of SA 57 (Trevese+, 2007)                                      
 CMS2006                     2456          54 Galaxies of RX J1416.4+2315 cluster (Cypriano+, 2006)                            
 HCC                         2444         111 Hydra I Cluster Catalogue (HCC) (Misgeld+, 2008)                                 
 FLMN                        2441          71 Low-mass stars and brown dwarfs in NGC 2024 (Levine+, 2006)                      
 ESIS                        2436      132612 ESIS BVR catalog, ELAIS-S1 (Berta+, 2006)                                        
 FMS2006b                    2417        1598 ACIS-I observations of NGC 2264 (Flaccomio+, 2006)                               
 RP2006                      2413         460 Complete catalog of planetary nebulae in LMC (Reid+, 2006)                       
 NMC2008                     2408         204 Velocities of NGC 1023 planetary nebulae (Noordermeer+, 2008)                    
 OGLE-BUL-SC1                2404        4597 OGLE-II DIA BUL_SC1 field (Wozniak, 2000)                                        
 2MUCD                       2402         154 Luminosity function of M7-L8 ultracool dwarfs (Cruz+, 2007)                      
 SII2007                     2384     1100913 Draco MegaCam, INT and HST photometry (Segall+, 2007)                            
 DOC                         2381         877 Deep Optical Catalog of galaxy systems (Mahdavi+, 1999)                          
 BAK2008                     2367         825 2MASS, SDSS and BVRI photometry for 825 stars (Bilir+, 2008)                     
 SLS2006                     2365         659 BVR photometry of NGC 4594 globular clusters (Spitler+, 2006)                    
 HB2008                      2363         129 JHK photometry in Cluster [BDS2003] 107 (Hanson+, 2008)                          
 INTEGRAL-IBIS               2353          49 INTEGRAL IBIS census of the sky beyond 100keV (Bazzano+, 2006)                   
 BLT2007                     2341       46321 Lyman-break galaxies from GALEX (Burgarella+, 2007)                              
 PGS2006                     2341         143 ARAUCARIA project: Cepheids in NGC 55 (Pietrzynski+, 2006)                       
 MBP2001                     2338         317 ROSAT medium-sensitivity Galactic plane survey (Morley+, 2001)                   
 MSB2006                     2323        6704 BVI photometry of NGC 4258 Cepheids (Macri+, 2006)                               
 KISS                        2321        1128 KISS H{alpha} survey list 1 (Salzer+, 2001)                                      
 WSB2006                     2319         460 X-ray and IR sources in RCW 38 (Wolk+, 2006)                                     
 FBD2002                     2318         312 Surface photometry in 7 nearby clusters (Fasano+, 2002)                          
 FMS2007                     2318         176 VI photometry of Cepheids in NGC 5128 (Ferrarese+, 2007)                         
 KLS2007                     2312         351 XMM-Newton survey in the Marano Field. I. (Krumpe+, 2007)                        
 GRV                         2279         975 New Northern common proper-motion pairs (Greaves, 2004)                          
 KVS2002                     2266         223 IRAS 1Jy sample of ultraluminous galaxies. I. (Kim+, 2002)                       
 MPC2008                     2261          90 SED evolution in massive young stellar objects (Molinari+, 2008)                 
 FSM                         2229          56 ISO FIRBACK Source Catalog at 170um (Dole+, 2001)                                
 JKC2006                     2216         486 UBVRI light curves of 44 type Ia supernovae (Jha+, 2006)                         
 OGLE-Cl                     2212       37126 OGLE LMC clusters (Pietrzynski+ 1998)                                            
 ALFALFA                     2202         730 Arecibo legacy fast ALFA survey III. (Giovanelli+, 2007)                         
 CXOGPE                      2200       32398 Chandra X-ray sources and NIR identifications (Ebisawa+, 2005)                   
 DBE2008                     2181         137 Photometry of bulges at intermediate z (Dominguez-Palmero+, 2008)                
 AOC                         2177         137 HK photometry of rho Oph PMS stars (Alves de Oliveira+, 2008)                    
 MAPS-PP                     2168        1400 MAPS-PP catalog of galaxies (Cabanela+, 1998)                                    
 CLW98                       2166         157 Ly{alpha} absorption systems. V. (Chen+, 2001)                                   
 TST2007                     2156        3176 [OII] emitting galaxies in COSMOS & SDF fields (Takahashi+, 2007)                
 DDG2006                     2153         268 NUV sources in CDF-S GOODS fields (De Mello+, 2006)                              
 HZ2006b                     2152        2079 Radial velocities of red giants in the SMC (Harris+, 2006)                       
 DRP2007                     2146         603 Spitzer AGN candidates in CDFN (Donley+, 2007)                                   
 PCE2006                     2144        7222 MMT hectospec redshift survey of 24um sources (Papovich+, 2006)                  
 EEK2006                     2142         225 IRAC flux densities in IC2163 and NGC2207 (Elmegreen+, 2006)                     
 ZZ2002                      2135         186 Extinction along Cam and Per border (Zdanavicius+, 2002)                         
 STRESS                      2134          63 Supernova rates from STRESS (Botticella+, 2008)                                  
 FCSS                        2127         228 Fornax Cluster Spectroscopic Survey 2MASS galaxies (Morris+ 2007)                
 XMMES1                      2096         479 XMM-Newton survey of the ELAIS-S1 field (Puccetti+, 2006)                        
 D2006                       2093          75 New Northern Hemisphere Variables (Davies+, 2006)                                
 DSL2008                     2087          85 H2 imaging of NGC 1333, L1455, L1448 and B1 (Davis+, 2008)                       
 PPA2001                     2085       71519 RV photometry of Draco dwarf spheroidal galaxy (Piatek+, 2001)                   
 WMR2006                     2079         113 ULX population in nearby galaxies from XMM (Winter+, 2006)                       
 KCT2006                     2068          56 XMM and Chandra X-ray sources near 4U 1755-33 (Kaaret+, 2006)                    
 Ford                        2066         311 M31 planetary nebulae (Ford+, 1978)                                              
 GS2008                      2061         113 150MHz GMRT survey in Eridanus (George+, 2008)                                   
 NDWFS                       2052        5318 Optical counterparts in the NDWFS Bootes field (Brand+, 2006)                    
 HDF-S                       2048        1292 HDF-South NICMOS field (Yahata+, 2000)                                           
 XMM/CFDS                    2048         300 XMM/CFDS catalogue (Waskett+, 2004)                                              
 RGB                         2042         120 Abundances of 59 red giants in LMC (Pompeia+, 2008)                              
 LFR2003                     2038          75 HDFS IRAC observations of 2<z<3.5 galaxies (Wuyts+, 2007)                        
 FOCAP                       2034         824 A catalogue of faint UV-excess objects (Boyle+ 1990)                             
 L2007b                      2022         245 Stellar population in Chamaeleon I (Luhman, 2007)                                
 FVW                         2019          87 HI 21cm forbidden-velocity wings (Kang+, 2007)                                   
 KRL2007                     2000        1069 Catalog of LMC HI clouds (Kim+, 2007)                                            
 M33GMC                      1997         149 Giant molecular clouds of M33 (Rosolowsky+, 2007)                                
 ADM2008                     1989        1035 Chandra survey of Tr 16 low-mass stars (Albacete-Colombo+, 2008)                 
 CDK2003                     1988          87 Stellar-mass black holes in the SDSS (Chisholm+, 2003)                           
 SAGE                        1981         138 SAGE calibration stars (Meixner+, 2006)                                          
 MLF2006                     1971         169 Redshifts in X-ray-selected groups of galaxies (Mulchaey+, 2006)                 
 BSS2007                     1970         282 S3MC IRAC and MIPS photometry (Bolatto+, 2007)                                   
 KIB2008                     1963        7623 JHKs photometry of GLIMPSE-C02 (Kurtev+, 2008)                                   
 KT2008                      1949         130 Lyman{alpha} forest in QSO pairs (Kirkman+, 2008)                                
 BLOX                        1947         155 BLOX Cluster catalog (Dietrich+, 2007)                                           
 HHD2008                     1946        3451 Near-infrared survey of R CrA cloud (Haas+, 2008)                                
 PMY2007                     1939         123 Supernovae in the Subaru Deep Field (Poznanski+, 2007)                           
 RJW2007                     1921         295 Spitzer photometry in W3 molecular cloud (Ruch+, 2007)                           
 MFW2008                     1917          95 JHKsIc photometry of AGB in Phoenix dwarf gal. (Menzies+, 2008)                  
 BGK2006                     1916         381 Hypervelocity stars. III (Brown+, 2007)                                          
 CMR2006                     1914         170 Bright Ages Survey. II. (Colbert+, 2006)                                         
 TKRS                        1914        5737 Hawaii redshifts in the ACS-GOODS region (Cowie+, 2004)                          
 ZFB2006                     1908         840 Chandra sources in Antennae galaxies, NGC 4038/39 (Zezas+, 2006)                 
 M31RBC                      1890        1983 New globular clusters in M 31 (Galleti+, 2007)                                   
 ACSVCS                      1888         100 ACS Virgo Cluster Survey. XV (Peng+, 2008)                                       
 TBV2008                     1884         132 Variability-selected AGN in Chandra DFS (Trevese+, 2008)                         
 M2006                       1883         506 Candidate low-mass PMS in 25 Orionis group (McGehee+, 2006)                      
 KWK2007                     1879         128 Spectroscopy of Leo I red giants (Koch+, 2007)                                   
 DHC2006                     1868          60 BIMA CMB anisotropy survey (Dawson+, 2006)                                       
 ULAS                        1867        3154 Luminous K-band selected QSOs from UKIDSS (Maddox+, 2008)                        
 CGCG                        1865        1999 Cross-Identifications in Abell and Zwicky clusters (Kalinkov+ 1998)              
 EGRc                        1859        1640 Revised catalogue of EGRET gamma-ray sources (Casandjian+, 2008)                 
 KAD                         1853         923 UBV photometry and proper motions in M13 (Kadla, 1966)                           
 GGA2007                     1852         155 AGN in supercluster A901/2 (Gilmour+, 2007)                                      
 MIGA                        1843          52 A mid-infrared galaxy atlas (MIGA) (Kerton+, 2000)                               
 AFM2007                     1841        1003 Chandra and near-IR obs. of Cyg OB2 (Albacete Colombo+, 2007)                    
 DFM2008                     1825          71 X-ray sources close to 3C 295 galaxy cluster (D'Elia+, 2008)                     
 M31SCC                      1823          80 Young star cluster candidates in M31 (Williams+, 2001)                           
 CXOXB                       1818        3293 X-ray survey of the NDWFS Bootes field (Kenter+, 2005)                           
 HLL2007                     1810       56623 NEP source catalog (Hwang+, 2007)                                                
 INT2003                     1810         306 Chandra X-ray flares in rho Ophiuchi (Imanishi+, 2003)                           
 LLW2008                     1800          99 X-ray sources in NGC 5775 (Li+, 2008)                                            
 GHE2001                     1799         300 X-ray sources in the globular cluster 47 Tuc (Heinke+, 2005)                     
 KGK2007                     1795          52 Metallicities and ages in Leo II dSph (Koch+, 2007)                              
 KW                          1791         109 H{alpha} emission stars toward Bulge (Kohoutek+, 2003)                           
 HKN2006                     1791         686 JHKs photometry of N11 young stellar objects (Hatano+, 2006)                     
 ISOGAL-DENIS                1788        2353 ISOGAL sources in intermediate bulge fields (Ojha+, 2003)                        
 SSTXFLS24                   1785       16905 Extragalactic First Look Survey: 24{mu}m data (Fadda+, 2006)                     
 A70                         1778         267 Ackermann red stars (Ackermann 1968)                                             
 VTU2006                     1765         651 Extended Chandra Deep Field-South survey (Virani+, 2006)                         
 RZN2003                     1764        5766 SDSS stars in Draco dwarf spheroidal galaxy (Rave+, 2003)                        
 AMO2006                     1756         181 NICMOS observations of Mon R2 cluster (Andersen+, 2006)                          
 GHR2008                     1756        2069 JHKs photometry of LeoII dSph giants (Gullieuszik+, 2008)                        
 PB2006                      1755          78 Polarisation around filamentary dark cloud GF 9 (Poidevin+, 2006)                
 CCD2008                     1753          48 Abell 496 low-luminosity early-type galaxies (Chilingarian+, 2008)               
 ACM2000                     1752         120 ISOCAM obs. of very deep IRAS 60um sources (Aussel+, 2000)                       
 WWBE                        1750         530 BVRH{alpha} photometry of candidates Be stars (Wisniewski+, 2006)                
 LHO                         1746         160 K-band spectral catalog of Quintuplet cluster (Liermann+, 2009)                  
 SHEEP                       1739          69 SHEEP survey (Nandra+, 2003)                                                     
 YYG2008                     1733          34 E+A and companion galaxies (Yamauchi+, 2008)                                     
 HPY2008                     1732          98 HII regions in NGC 6384 (Hakobyan+, 2007)                                        
 CIRS                        1732          74 CIRS (Cluster Infall Regions in the SDSS). I. (Rines+, 2006)                     
 SGB2003                     1730         283 Chandra X-ray observations of NGC 2024 (Skinner+, 2003)                          
 BDB2006                     1721         240 Chandra/2MASS sources in Cygnus OB2 (Butt+, 2006)                                
 HSO2006                     1714         890 Binary quasars in the SDSS (Hennawi+, 2006)                                      
 LSE                         1709         235 LSE stars, extension of Case-Hamburg surveys. (Drilling+ 1995)                   
 MWKZ                        1708         356 Spectroscopy in lens fields (Momcheva+, 2006)                                    
 BMR2007                     1702        1084 Spitzer/IRAC-MIPS survey of NGC 2244 (Balog+, 2007)                              
 YTL2006                     1697         110 IR photometry of a star-forming core in NGC 2264 (Young+, 2006)                  
 Cowie                       1697        2579 Photometry + Spectroscopy in HDF + Flanking Fields (Barger+, 1999)               
 LHK2006                     1695          58 Chandra sources near AGNs (Levenson+, 2006)                                      
 YSM99                       1693         204 Molecular clouds in southern HII regions (Yamaguchi+ 1999)                       
 TLS2006                     1691         105 Radial velocity curve of RBS 490 (Thorstensen+, 2006)                            
 ASR                         1690         134 Near-IR imaging photometry of NGC 1333 (Aspin+ 1994)                             
 H2007                       1688      272304 CRIc photometry of Magellanic Bridge Fields (Harris, 2007)                       
 TBF2006                     1670         180 X-ray sources in RMC 136 (Townsley+, 2006)                                       
 GFM2007                     1670          85 Chandra obs. of Serpens star-forming region (Giardino+, 2007)                    
 HCG2004                     1663         391 HST photometry in NGC 5253 and NGC 3077 (Harris+, 2004)                          
 MX                          1663        1542 MX northern Abell cluster redshift survey. II. (Miller+, 2002)                   
 MKM2003                     1661          94 ACO 370, 2218 and 2390 fluxes at 7 and 15um (Metcalfe+, 2003)                    
 CWH2004                     1658         461 u(bj)r & BV photometry of blue HB stars (Clewley+, 2004)                         
 SBC2004b                    1657        3037 NGC 2264: VRIH{alpha} photometry (Sung+, 2004)                                   
 BGK2008                     1653         185 NGC253 XMM observations (Barnard+, 2008)                                         
 WCD2006                     1649         125 U-band dropouts in Hubble Ultra Deep Field (Wadadekar+, 2006)                    
 RNG2002                     1633          72 XMM observations in M8 and NGC6530 (Rauw+, 2002)                                 
 GKM2001                     1631         430 UBVRIJHK photometry of AGN field stars (Gonzalez-Perez+, 2001)                   
 GB07                        1625         129 CaII triplet of RGB from VLT/FLAMES obs. (Battaglia+, 2008)                      
 CXONGC1333                  1624         109 Young stellar objects in the NGC 1333 (Getman+, 2002)                            
 CJH91                       1623         110 Planetary nebulae as standard candles. VII. (Ciardullo+, 1991)                   
 HHZSS                       1621         110 Hubble Higher z Supernova Search, HHZSS (Strolger+, 2004)                        
 KP2001                      1618         257 M stars in Cepheus region (Kazarian+, 2001)                                      
 LVL2003                     1617          81 HST imaging of brightest cluster galaxies (Laine+, 2003)                         
 MBP2008                     1616         110 NIR photometry of IRAS 19410+2336 (Martin-Hernandez+, 2008)                      
 SBC2002                     1612         419 Vilnius photometry in Serpens cauda (Straizys+, 2002)                            
 JML2007                     1612         326 Redshifts of galaxies in X-ray-luminous groups (Jeltema+, 2007)                  
 KPC2006                     1610         103 AGN Seyfert galaxies and close neighbors (Koulouridis+, 2006)                    
 FFG2007                     1609        8477 CT1 photometry in NGC 1399 and NGC 4486 (Forte+, 2007)                           
 WDB94                       1607          88 Rosette Nebula and Maddalena Cloud structures (Williams+ 1994)                   
 MCK2007                     1600         107 Compact radio sources in spiral galaxies. II. (Maddox+, 2007)                    
 LOri-CFHT                   1589         170 Substellar population of young cluster lam Ori (Barrado+, 2004)                  
 SFR2008                     1566         147 Low-mass stars in {sigma} Ori and {lambda} Ori (Sacco+, 2008)                    
 UKIRT-FS                    1564         115 JHK photometry of faint standard stars (Leggett+, 2006)                          
 SDW2008                     1562         113 X-ray sources toward NGC 2808 (Servillat+, 2008)                                 
 SL2007                      1562          88 Infrared photometry in GL490 star-forming region (Straizys+ 2008)                
 PSM2001                     1561         110 Chandra X-ray sources in M101 (Pence+, 2001)                                     
 GBB2008                     1557         293 Velocities of galaxies in Abell 520 (Girardi+, 2008)                             
 ACA2003                     1557          43 ISOCAM-CVF spectroscopy of YSO environment (Alexander+, 2003)                    
 RW2006c                     1554          80 X-ray sources in Sagittarius and Carina dSph (Cignoni+, 2006)                    
 PPG2008                     1549         106 ubvy{beta} photometry of NGC 6882/5 stars (Pena+, 2008)                          
 HWC2006                     1547          77 Faint X-ray sources in Terzan 5 (Heinke+, 2006)                                  
 LD                          1542         213 Identification of Dahlmark variables (Skiff+, 1997)                              
 D75b                        1542          91 Dolidze S, C, and MS stars positions (Skiff, 2001)                               
 GMP94                       1537         839 The OB association LH 58 (Garmany+, 1994)                                        
 ESP                         1532        4487 ESO Slice Project (Vettolani+ 1998)                                              
 FAE2003                     1526          93 Multi-frequency study of the Pavo field (Filipovic+, 2003)                       
 JCF90                       1519         486 Planetary nebulae as standard candles. V. (Jacoby+, 1990)                        
 MMP2005                     1517          99 XMM observations of IC 2391 stars (Marino+, 2005)                                
 WGB2006                     1515         356 Close pairs of galaxies (Woods+, 2006)                                           
 SDG98                       1511        4232 BVR photometry of Abell 85 (Slezak+ 1998)                                        
 MS2008                      1510          49 UBVRcIc photometry in fields of Seyfert galaxies (Mihov+, 2008)                  
 GKS2003                     1509        3030 HST imaging in Chandra Deep Field-South (Grogin+, 2003)                          
 HERES                       1505        5566 HERES II. Spectroscopic analysis (Barklem+, 2005)                                
 NHK2007                     1505         203 Ae/Be stars of Magellanic Bridge in JHKs (Nishiyama+, 2007)                      
 xFLS                        1502         687 Spitzer 70 and 160um observations in xFLS (Frayer+, 2006)                        
 VES2006                     1500          64 N-band imaging of the Galactic Center (Viehmann+, 2006)                          
 FSVS                        1495         600 FSVS Cluster Catalogue (Sochting+, 2006)                                         
 TFK2008                     1494         183 VRizK photometry of RDCSJ0910+54 cluster (Tanaka+, 2008)                         
 YT2003                      1491         115 HST K-selected extremely red galaxies (Yan+, 2003)                               
 YSS2008                     1485         924 Galaxy clusters in the SDSS-DR5 (Yoon+, 2008)                                    
 FSP2006                     1480         903 BI photometry of NGC 1407 and NGC 1400 GCs (Forbes+, 2006)                       
 CIZA                        1469          57 Second CIZA subsample (Kocevski+, 2007)                                          
 LMK2007                     1460          75 SDF galaxies multi-photometry (Ly+, 2007)                                        
 AFH2004                     1459          99 JHKs photometry of ultracompact HII regions (Alvarez+, 2004)                     
 MJP                         1451        8061 UBVI photometry of NGC 6791 (Montgomery+, 1994)                                  
 NSN2008                     1449         139 Emission-line stars in the W5E HII region (Nakano+, 2008)                        
 GaBoDS                      1444        1070 UBVRI from the Garching-Bonn Deep Survey (Hildebrandt+, 2005)                    
 C2007                       1436         100 FIRST "Winged" and X-shaped radio source candidates (Cheung, 2007)               
 PWH2007                     1435         153 UCSD/Keck Damped Ly{alpha} Abundance Database (Prochaska+, 2007)                 
 HHM2007                     1434         469 Sptizer observations of sigma Orionis (Hernandez+, 2007)                         
 PMD2006                     1433         431 XMM survey of NGC 2516 (Pillitteri+, 2006)                                       
 ATG20                       1430         138 Extragalactic radio-sources at 95GHz (Sadler+, 2008)                             
 MJO2008                     1430         844 Spectroscopy around lam Ori and sig Ori (Maxted+, 2008)                          
 EDCSN                       1424         215 Lick indices of EDCSN galaxies (Sanchez-Blazquez+, 2009)                         
 GKP2005                     1422         190 Nucleated dwarf ellipticals in Virgo cluster (Grant+, 2005)                      
 BHR2005                     1410         574 Spectroscopic survey of M dwarfs (Bochanski+, 2005)                              
 FP2004                      1405         118 HII regions in minor mergers of galaxies (Ferreiro+, 2004)                       
 LCDCS                       1404        1073 Las Campanas Distant Cluster Survey (LCDCS) (Gonzales+, 2001)                    
 WPK2004                     1404          90 Localization of SGR 1627-41 and AXP 1E1841-045 (Wachter+, 2004)                  
 ARAUCARIA                   1396        1019 Araucaria: NGC 6822 bright variables VI phot. (Mennickent+, 2006)                
 FL2004                      1394         107 Chandra sources in Cha I North (Feigelson+, 2004)                                
 T2003                       1393        1927 IR Observations in HDF-North (Thompson+, 2003)                                   
 MCJ93                       1391         224 Planetary nebulae as standard candles. IX. (McMillan+, 1993)                     
 TIC2001                     1389          44 CaII in extragalactic red giants (Tolstoy+, 2001)                                
 I81                         1382         758 M giants in Cassiopeia (Ichikawa, 1981)                                          
 LKB                         1375         412 M67 CCD Vilnius photometry (Laugalys+, 2004)                                     
 SM2000                      1373        7830 Variables in Leo II dwarf spheroidal (Siegel+, 2000)                             
 OBP2006                     1364          14 SDSS J155810.16-003120.0 abundances (O'Meara+, 2006)                             
 OGLE-LT                     1358       16567 OGLE-I long-period and non-periodic variables (Zebrun 1998)                      
 JCF89                       1348         185 Planetary nebulae as standard candles. III. (Jacoby+, 1989)                      
 GSB2003                     1348         217 VI photometry of globular cluster systems (Goudfrooij+, 2003)                    
 SDT                         1347        3989 BVRI photometry in NGC 2419, Pal 4, and Pal 14 (Saha+, 2005)                     
 GGF2007                     1344         173 Globulettes in four HII regions (Gahm+, 2007)                                    
 SPM2005                     1340         105 Globular cluster candidates in Low SB Galaxies (Sharina+, 2005)                  
 SWW2004                     1337         234 BVRIJHKs photometry in sigma Ori cluster (Sherry+, 2004)                         
 JRW2005b                    1332         119 An XMM-Newton view of M101 (Jenkins+, 2005)                                      
 PMS2004                     1319          90 XMM sources in Blanco 1 (Pillitteri+, 2004)                                      
 FBA2002                     1309         230 FAUST UV sources towards Ophiuchus (Formiggini+, 2002)                           
 LDP2005                     1307         225 XMM-Newton 13^H^ deep field (Loaring+, 2005)                                     
 BAT1                        1304         237 The BAT1 gamma-ray burst catalog (Sakamoto+, 2008)                               
 DRG2004                     1299         575 Globular clusters around NGC 1399 (Dirsch+, 2004)                                
 Mis                         1287         500 MISAO new variable stars (Yoshida+, 1999-2000)                                   
 BBG2008                     1281         165 Velocities of Abell 610, 725 and 796 members (Boschin+, 2008)                    
 GSG2007                     1280          50 NGC 3610 globular clusters HST BVI photometry (Goudfrooij+, 2007)                
 FMS2000                     1277         169 HRI observations of PMS stars in NGC 2264 (Flaccomio+, 2000)                     
 SDSS-CV                     1275          28 Cataclysmic variables from SDSS-DR5 (Szkody+, 2007)                              
 BBG2009                     1273         107 A959 galaxies r' magnitude and radial velocities (Boschin+, 2009)                
 CSG2000                     1253       16964 Stroemgren photometry in LMC disk (Cole+, 2000)                                  
 OMS2004                     1252         712 Globular clusters in Sculptor group (Olsen+, 2004)                               
 DCM2005                     1249         201 BVI photometry of LMC bar variables (Di Fabrizio+, 2005)                         
 FJP2007                     1243         183 Planetary nebula candidates in 3 galaxies (Feldmeier+, 2007)                     
 LCH2007                     1242          50 Chandra X-ray sources in M30 (NGC 7099) (Lugger+, 2007)                          
 TKT2005                     1241         294 X-ray and NIR studies of L1448 (Tsujimoto+, 2005)                                
 LCCG                        1237         253 Compact groups of galaxies in LCRS (Allam+, 2000)                                
 CJF89]                      1237         249 Planetary nebulae as standard candles. IV. (Ciardullo+, 1989)                    
 GCS2006                     1233         238 CaII spectroscopy in Magellanic Cloud clusters (Grocholski+, 2006)               
 TBB2007                     1231         144 GALEX/Spitzer photometry in NGC 7331 (Thilker+, 2007)                            
 LTM2007                     1225         119 HII galaxies narrow-band Hbeta images (Lagos+, 2007)                             
 MJA2003                     1220           7 Chandra/ELAIS mid-infrared sources (Manners+, 2004)                              
 SNLS                        1217          61 Spectroscopy of Type Ia supernovae (Bronder+, 2008)                              
 RAG2007                     1207          92 UBV photometry of HII regions exciting stars (Russeil+, 2007)                    
 GEMS                        1205       41495 GALFIT result for GEMS galaxies (Haussler+, 2007)                                
 MRD                         1200         147 Iz photometry, RV and EW(Li) in IC 4665 (Manzi+, 2008)                           
 Hawaii                      1199       47450 The Hawaii Hubble Deep Field North (Capak+, 2004)                                
 BLAST                       1196          60 BLAST sources in Galactic plane survey (Chapin+, 2008)                           
 CVSO                        1191          78 Spectroscopy in the 25 Ori group (Briceno+, 2007)                                
 KKH2007                     1190          90 New dwarf galaxies in northern groups (Karachentsev+, 2007)                      
 HCG2001                     1187         330 HST photometry of star clusters in NGC 5236 (Harris+, 2001)                      
 LAH97                       1186         240 Distances to nine dark globules (Maheswar+, 2006)                                
 CPL2008                     1185         145 Redshifts and SDSS photometry of A1942 galaxies (Capelato+, 2008)                
 FBW                         1182         515 VI photometry of variable stars in Fornax (Bersier+, 2002)                       
 SKC2003b                    1177         420 NGC 1750 + 1758 Vilnius photometry (Straizys+, 2003)                             
 HWV                         1175        2554 vby and BVI photometry of Omega Cen giants (Hughes+, 2004)                       
 SCH2006b                    1164         148 QUEST2 BRI photometry of Taurus-Auriga PMS (Slesnick+, 2006)                     
 KB2007                      1137         100 Black hole mass estimates (Kelly+, 2007)                                         
 FTS                         1130         571 u'g'r'i'z' photometry in NGC 188 (Fornal+, 2007)                                 
 SES2008                     1130         104 NIR photometry of X-ray luminous BCGs (Stott+, 2008)                             
 BPB2005                     1129          86 New star clusters in M33 (Bedin+, 2005)                                          
 SAI                         1125         194 SAI Open Clusters Catalog (Glushkova+, 2009)                                     
 SISN                        1123          47 Type Ia supernovae candidates from SDSS (Horesh+, 2008)                          
 FMB2008                     1114          55 Deep MERLIN 5GHz radio sources in M82 (Fenech+, 2008)                            
 STS2008                     1107         980 H{alpha} emitting galaxies in COSMOS-2 field (Shioya+, 2008)                     
 MBS2007b                    1106         763 Low-mass stars and brown dwarfs in Blanco 1 (Moraux+, 2007)                      
 GFG2007                     1099         117 X-ray sources in IC 1396N (Getman+, 2007)                                        
 BFS2004                     1090       12870 ACS VI photometry of M31 halo RR Lyrea (Brown+, 2004)                            
 SDSSCG                      1087         752 Catalog of SDSS compact groups of galaxies (Lee+, 2004)                          
 RPF2008                     1084         193 Ammonia spectral atlas in Perseus (Rosolowsky+, 2008)                            
 HCS2005                     1079         132 Wolf-Rayet population in M83 (Hadfield+, 2005)                                   
 LPP2003                     1075       23767 BVI CCD photometry of Sextans dSph galaxy (Lee+, 2003)                           
 CCOS                        1073          27 Centaurus Compact Object Survey (Mieske+, 2007)                                  
 UWP2001                     1072       19813 OGLE-II. Cepheids in IC 1613 (Udalski+, 2001)                                    
 JD2002                      1066          25 New SMC planetary nebulae (Jacoby+, 2002)                                        
 PWC2006b                    1058       13113 Imaging and spectroscopy around PKS 0405-123 (Prochaska+, 2006)                  
 HAD2004                     1054         325 LkH{alpha} 101 and the young cluster in NGC 1579 (Herbig+, 2004)                 
 BE-WFPC2                    1043        1713 HST and UV photometry of NGC 6822 (Bianchi+, 2006)                               
 PGU2004                     1037       13199 ARAUCARIA project: NGC 6822 Cepheid variables (Pietrzynski+, 2004)               
 2SLAQ                       1035       54457 The 2dF-SDSS QSO survey (Croom+, 2009)                                           
 LSV2006                     1032         439 Vilnius photometry in LDN 935 (Laugalys+, 2006)                                  
 BEST                        1027          44 BEST periodic variable stars in LRa1 field (Kabath+, 2008)                       
 SCH2006                     1026          65 Low-mass objects in Upper Scorpius (Slesnick+, 2006)                             
 FY2004                      1020         106 JHK' photometry in GGD 12-15 region (Fang+, 2004)                                
 R2008                       1018         274 HII regions in NGC 5055 (Rozas+, 2008)                                           
 SEH2007                     1017         158 Garching-Bonn Deep Survey (GaBoDS) IX (Schirmer+, 2007)                          
 LNB                         1014         292 Ic photometry of IC 348 (Littlefair+, 2005)                                      
 B2007                       1010         129 BVRI light curves of Westerlund 1 stars (Bonanos, 2007)                          
 YSS2005                      998         198 Imaging of high-redshift Lyman alpha emitters (Yamada+, 2005)                    
 WHL2006                      997         206 UBVI photometry for Arp 220 star clusters (Wilson+, 2006)                        
 EGSIRAC                      994       57434 Mid-IR sources in EGS (Barmby+, 2008)                                            
 WMO2006                      988         233 Radial velocities in Fornax dSph (Walker+, 2006)                                 
 GVB2006b                     988        5632 Photometry and spectroscopy in the HDF-S (Glazebrook+, 2006)                     
 UWS2008                      985        1245 Subaru/XMM-Newton deep survey (SXDS) III. (Ueda+, 2008)                          
 AVG2008                      983         178 JHK photometry in 2 star-forming regions (Anandarao+, 2008)                      
 CYD2005                      978        8472 Elemental abundances of field red giants (Carney+, 2005)                         
 SCV2007                      973          59 Morphologies and photometry in A2218 (Sanchez+, 2007)                            
 BS-GRBWFC                    971          62 BeppoSAX complete catalogue of GRBs (Vetere+, 2007)                              
 SMJ96                        968          90 PNe and HII in NGC 300 (Soffner+, 1996)                                          
 BSS2007b                     967         101 Chemical abundances in Leo I and II dSph (Bosler+, 2007)                         
 FFL2007                      965         169 Stroemgren photometry in the Draco dSph galaxy (Faria+, 2007)                    
 WHW2006                      963         231 Lyman-alpha forest toward PKS 0405-123 (Williger+, 2006)                         
 NGP                          960        4027 G5 and Later Stars in a North Galactic Pole Region (Upgren 1962)                 
 LGM2007                      958          41 Chandra X-ray observations in Eagle Nebula. I. (Linsky+, 2007)                   
 OSA2008                      956          84 Subaru/XMM-Newton deep survey IV. (SXDS) (Ouchi+, 2008)                          
 CBD2003                      946         387 Very Luminous Galaxies (Cappi+, 2003)                                            
 BKB2004b                     945         610 Objects in LHA 115-N83-84-85 SMC region (Bratsolis+, 2004)                       
 PGF2002                      941        5020 ARAUCARIA project: NGC 300 Cepheid variables (Pietrzynski+, 2002)                
 HSP2006                      929         126 Gravitational lensing analysis of Abell 1689 (Halkola+, 2006)                    
 GDDS                         923         309 Gemini Deep Deep Survey (GDDS) (Abraham+, 2004)                                  
 KISSR                        923         261 KISS H{alpha}-selected survey list 3 (Jangren+, 2005)                            
 GOODS-MUSIC                  923       18657 GOODS-MUSIC catalog updated version (Santini+, 2009)                             
 MJF2008                      915         148 Properties and metal abundances of clusters (Maughan+, 2008)                     
 CBS2005c                     906          73 C and N abundances for M15 stars (Cohen+, 2005)                                  
 ZZ2005                       905        1376 Vilnius photometry in a Cam area (Zdanavicius+, 2005)                            
 ITS2007                      902         364 Abundances in extragalactic HII regions (Izotov+, 2007)                          
 KFM2008                      901         319 VLA survey of the CDF-S I. (Kellermann+, 2008)                                   
 KRE2007                      891          86 BEST variable stars in LRc1 field (Karoff+, 2007)                                
 GKF2005                      889         115 Photometry in the NGC 4756 group of galaxies (Grutzbauch+, 2005)                 
 MFK2008                      887         514 VLA 1.4GHz survey of E-CDF-S (Miller+, 2008)                                     
 PGU2006                      873       12608 Araucaria: NGC 3109 Cepheids VI phot. (Pietrzynski+, 2006)                       
 HC                           865         125 Haro-Chavira infrared stars identifications (Skiff, 1999)                        
 PNS-EPN                      852         214 Catalog of planetary nebulae in NGC 3379 (Douglas+, 2007)                        
 KMR2006                      846        4413 BV photometry of stars in the LMC (Kaluzny+, 2006)                               
 WBY99                        842         183 Late-type stars toward galactic antirotation (Westpfahl+ 1999)                   
 SCB2001                      835         238 Vilnius photometry in NGC 1499 (Straizys+, 2001)                                 
 ZCZ2001                      834         157 Vilnius photometry in Cam/Per (Zdanavicius+, 2001)                               
 SDL2005                      833          63 Stellar populations of CL 0048-2942 (Serote+, 2005)                              
 BDA2008                      832         101 Optical view of Abell 85 filament region (Boue+, 2008)                           
 RSE2006                      823         388 Galaxies at 1.4<~z<~3.0 in GOODS-North Field (Reddy+, 2006)                      
 WM2007                       821       63680 Variable stars in original CTI-I survey (Wetterer+, 2007)                        
 EGO                          815         302 GLIMPSE Extended Green Objects catalog (Cyganowski+, 2008)                       
 WB2008                       805         494 Variable stars in a Lupus field (Weldrake+, 2008)                                
 HP2009                       799          72 PN and HII regions in NGC6822 (Hernandez-Martinez+, 2009)                        
 COROT                        786         778 Solar-like oscillations in red giants (Hekker+, 2009)                            
 MMT2007                      780          98 Chandra sources in 5 galaxy clusters (Martel+, 2007)                             
 SSGC                         780         122 Systems of galaxies in Shapley supercluster (Ragone+, 2006)                      
 SM2007                       778         451 Catalog of star cluster candidates in M 33 (Sarajedini+, 2007)                   
 L64                          774         482 OB stars in Milky Way (Lynga, 1964)                                              
 CMI2006b                     773         474 Spectroscpy in nearby group cores (Carrasco+, 2006)                              
 ULAS2MASS                    769         267 UKIDSS-2MASS proper motion survey (Deacon+, 2009)                                
 ZWL2006                      763          54 BATC photometry of SN2004dj (Zhang+, 2006)                                       
 FW2006                       758         335 Sample of galaxies near South Celestial Pole (Fairall+, 2006)                    
 IAB2009                      753         812 VIc photometry of M50 (NGC 2323) low-mass stars (Irwin+, 2009)                   
 RZ2004                       749         706 New velocities for 62 globular clusters in M104 (Bridges+, 2007)                 
 LYC2008b                     746          93 6cm and 20cm survey of Galactic Center (Law+, 2008)                              
 SBK2009                      737         335 XMM-Newton spectral survey of M31 disc (Shaw+, 2009)                             
 FRH2008                      733         461 Optical imaging and spectra of 3C 58 (Fesen+, 2008)                              
 ROSAT-BSC                    732         353 ROSAT Brightest Cluster Sample. III. (Crawford+, 1999)                           
 SMM2007                      730         125 Radial velocities of Leo I stars (Sohn+, 2007)                                   
 LBB2008                      725         548 CDFS survey: 2 Ms source catalogs (Luo+, 2008)                                   
 HF2008                       725        1825 A catalog of outer ejecta knots in Cas A (Hammell+, 2008)                        
 CYZ2007                      719         113 Infrared study of J-type carbon stars (Chen+, 2007)                              
 FS90                         709          99 CT1 photometry of Antlia early-type galaxies (Smith+, 2008)                      
 SSI2009                      709         317 GMRT radios sources around J0916+6348 field (Sirothia+, 2009)                    
 BCL2009                      706          42 Optical radial velocities in A85 (Bravo-Alfaro+, 2009)                           
 PSG2007                      697       67539 CT1 photometry in 6 SMC star clusters (Piatti+, 2007)                            
 WHB2007                      689         415 NGC 5128 globular clusters UBVRICMT1 phot. & RV (Woodley+, 2007)                 
 MMK2007                      678         675 BVRI photometry of AGNs in clusters (Martini+, 2007)                             
 SKD2006                      674          63 Ly{alpha} emitters in the SUBARU Deep Field (Shimasaku+, 2006)                   
 BHG2007                      672         148 Rotation measures of extragalactic sources in SGPS (Brown+, 2007)                
 EOC4                         660        4418 Earth Orientation Catalog 4 (EOC-4) (Vondrak+, 2010)                             
 SS59                         659         608 Stars earlier than F2 in a NGP region (Slettebak+ 1959)                          
 CCL2007                      658          75 Multiwavelength study of RX J1117.4+0743 (Carrasco+, 2007)                       
 ZZS2008                      655         480 Photometry of stars around NGC 7023 (Zdanavicius+, 2009)                         
 CLANS                        654         761 The OPTX project: CLANS, CLASXS and CDF-N (Trouille+, 2008)                      
 ALFALFA2                     650         488 Arecibo legacy fast ALFA survey V. (Saintonge+, 2008)                            
 WTF2007                      643         779 X-ray study of star-forming region NGC 6357 (Wang+, 2007)                        
 SWIFT                        642          45 BAT X-ray survey. I. (Ajello+, 2008)                                             
 KLG2007                      639         737 New globular clusters in M 31 (Kim+, 2007)                                       
 RBP2006                      635         114 Radio Molecular lines in infrared dark clouds (Ragan+, 2006)                     
 CXOKMZ                       633        1359 LMXBs in globular clusters of 5 galaxies (Kundu+, 2007)                          
 HRY2009                      628      120883 Catalog of 24um sources toward Galactic Center (Hinz+, 2009)                     
 BWE2009                      607         422 Spectroscopic study of Segue 2 (Belokurov+, 2009)                                
 LNG2009                      597        1325 AEGIS-X: Chandra deep survey (Laird+, 2009)                                      
 PGS                          594       35225 CT1 photometry of 7 young SMC star clusters (Piatti+, 2008)                      
 DRL2007                      580         189 VLT and ACS observations in RDCS J1252.9-2927 (Demarco+, 2007)                   
 WCO2009                      575         390 WMAP source catalog (Wright+, 2009)                                              
 HGH2007                      574          75 X-ray sources around G12.82-0.02 (Helfand+, 2007)                                
 WATCH                        572        1551 WATCH Solar X-Ray Burst Catalogue (Crosby+ 1998)                                 
 TSG2007                      556          83 Radio polarimetry of the ELAIS N1 field (Taylor+, 2007)                          
 CPF2008                      544         230 NIR photometry of early-type stars in Cyg OB2 (Comeron+, 2008)                   
 ISK2007                      540         236 Dense cores in the Orion A cloud survey (Ikeda+, 2007)                           
 EDJ2009                      530        1024 Properties of Spitzer c2d dark clouds (Evans+, 2009)                             
 ESSENCE                      527         138 ESSENCE supernova survey (Miknaitis+, 2007)                                      
 MCE2007                      527        1068 Census of QSOs Narrow Absorption Lines (Misawa+, 2007)                           
 DMA2007                      517         365 Spectral fit of ULX sources (Devi+, 2007)                                        
 HPOL                         516         259 ISM polarisation with HPOL (Weitenbeck+, 1999)                                   
 FNO2007                      505        2275 Morphologically classified galaxies from SDSS DR3 (Fukugita+, 2007)              
 MFA2007                      503         772 Optical Spectroscopy of WIYN Hydra FLS sources (Marleau+, 2007)                  
 SSY2008                      484         182 C^18^O observations of multiple-core systems (Saito+, 2008)                      
 FKM2008                      480         230 CO observations of LMC Giant Molecular clouds (Fukui+, 2008)                     
 HC2009                       466       15147 Catalog of merging galaxies (Hwang+, 2009)                                       
 DSP2007                      465         300 X-ray observations of NGC 2264 (Dahm+, 2007)                                     
 GCH2007                      462         259 Ly{alpha} emission-line galaxies at z=3.1 (Gronwall+, 2007)                      
 MTK2008                      448         535 Catalog of PNe in NGC 4697 (Mendez+, 2008)                                       
 MJS2008                      445         159 Spitzer c2d survey of Lupus dark clouds (Merin+, 2008)                           
 CXOGBA                       443        9833 Distribution of AGNs in galaxy clusters (Gilmour+, 2009)                         
 MLE2007                      429          67 Velocities in Cl 0024+16 and MS 0451-03 (Moran+, 2007)                           
 LYC2008                      429          46 GBT multiwavelength survey of Galactic center (Law+, 2008)                       
 2MIG                         419        3227 2MASS-selected Isolated Galaxies (2MIG) (Karachentseva+, 2010)                   
 LHZ2007                      414        5060 Abundances of Galactic Bulge red giants (Lecureur+, 2007)                        
 CRO2009                      414          46 Infrared colors in HII region Sh2-173 (Cichowolski+, 2009)                       
 IRIS2                        407      959183 K-band images of star-forming regions (Longmore+, 2009)                          
 FLM2007                      403          81 HII regions in IC 342/Maffei group (Fingerhut+, 2007)                            
 VES                          401         801 Vatican Emission-line stars (Coyne+ 1974-1983)                                   
 MPN                          397        1233 Red variable stars in NSVS (Nicholson, 2009)                                     
 ChASeM33                     382         394 Chandra ACIS survey of M33 (ChaSeM33) (Plucinsky+, 2008)                         
 DCE2008                      382         515 Low-luminosity embedded protostar population (Dunham+, 2008)                     
 HMH2007                      375         373 Spitzer survey of Serpens YSO population (Harvey+, 2007)                         
 FHL2008                      370         450 X-ray variability in NGC 6946, NGC 4485/90 (Fridriksson+, 2008)                  
 SNUQSO                       365          55 SNU bright quasar survey (SNUQSO) (Lee+, 2008)                                   
 FBZ2009                      342          24 Field early-type galaxies at 0.2<z<0.8 (Fritz+, 2009)                            
 ERSO                         342         140 Extremely red Galactic AGB IPHAS NIR spectra (Wright+, 2009)                     
 CBC2007                      333         158 Radio sources toward galaxy clusters at 30GHz (Coble+, 2007)                     
 SSTc2dJ                      328         143 Coool stars and brown dwarfs in Lupus clouds (Comeron+, 2009)                    
 FCB2007                      323          91 Redshift survey in the field of A1689 (Frye+, 2007)                              
 AMORE                        308         163 Automatic observation rendering (AMORE) (Ng, 2002)                               
 GHM2007                      306          90 UBVRI photometry in NGC 3367 (Garcia-Barreto+, 2007)                             
 EDG2007                      306        5215 Photometry of galaxies in the Coma cluster (Eisenhardt+, 2007)                   
 ALFALFA3                     299         578 Arecibo legacy fast ALFA survey. VI. (Kent+, 2008)                               
 LAMDA                        282        1610 Leiden Atomic and Molecular Database (LAMDA) (Schoeier+, 2005)                   
 MNP2009                      281         349 Collisional ring galaxies atlas (Madore+, 2009)                                  
 RLR                          274       84096 CCD BV photometry on Omega Cen (Rey+, 2004)                                      
 MG1-CVS                      274       26042 MG1 Variable Star Catalog (MG1-VSC) (Kraus+, 2007)                               
 LSW2006                      271         347 IGM absorbers toward HE 0226-4110 (Lehner+, 2006)                                
 1AGL                         254          47 First AGILE catalog of gamma-ray sources (Pittori+, 2009)                        
 RWS2007                      254          95 Photometric decomposition of barred galaxies (Reese+, 2007)                      
 ASC2008                      253          63 MIPS and IRAC data on ChaII PMS stars (Alcala+, 2008)                            
 WMF2009                      252         120 AGB stars in Fornax dwarf spheroidal galaxy (Whitelock+, 2009)                   
 COMBO17                      249         266 15um AKARI observations in CDFS field (Burgarella+, 2009)                        
 BSM2002                      241         154 Massive star forming regions at 1.2mm (Beuther+, 2002)                           
 SRC                          236        1662 New proper-motion stars (-90<DE<-47) (Finch+, 2007)                              
 TG2009                       230          57 Star clusters in IC 10 (Tikhonov+, 2009)                                         
 TSB2008                      229         490 Survey of low-redshift OVI absorbers (Tripp+, 2008)                              
 BFT2007                      219         886 Chandra sources in M17 (Broos+, 2007)                                            
 SBK2007                      218          35 HST Photometry of M82 region B (Smith+, 2007)                                    
 KVA2007                      209        1172 Astrometry around RX J0720.4-3125 (Kaplan+, 2007)                                
 TFT2007                      202         468 X-ray imaging of RCW 49 (Tsujimoto+, 2007)                                       
 MKV2008                      193         399 Star formation in nuclear rings (Mazzuca+, 2008)                                 
 SDFPM                        167         105 Proper motions with Subaru SDF (Richmond+, 2009)                                 
 LC2007                       161          46 Spectroscopy of TTau and Herbig Ae/Be candidates (Lee+, 2007)                    
 JNW2009                      158       86972 Stellar association around gamma Vel (Jeffries+, 2009)                           
 W61                          140          92 UBV photometry in two LMC associations (Walker+, 1968)                           
 MGGPOD                       133         254 MGGPOD Monte Carlo suite (Weidenspointner+, 2005)                                
 CBR2007                      131         109 HST photometry of NGC 5866 globulars (Cantiello+, 2007)                          
 JKS2008                      123        1817 Multiwavelength study of NGC 7419 (Joshi+, 2008)                                 
 PSG                          122        3234 CT1 photometry of 5 SMC star clusters (Piatti+, 2007)                            
 PR2008                       120          58 Compact HII regions IR photometry (Phillips+, 2008)                              
 UMM2007                      115       21614 HST photometry of two NGC 4214 clusters (Ubeda+, 2007)                           
 CHL2009                      105          50 X-shaped radio sources. II. New redshifts (Cheung+, 2009)                        
 QUEST1                       103      214941 QUEST1 variability survey (QVS). III. (Rengstorf+, 2009)                         
 SLACS                        101         131 Sloan lens ACS survey. V. (Bolton+, 2008)                                        
 JPB2009                       90      112255 Globular cluster candidates in ACS Virgo survey. (Jordan+, 2009)                 
 GRSMC                         80        6124 Molecular clouds and clumps in the GRS (Rathborne+, 2009)                        
 STAGES                        78       88879 STAGES master catalog (Gray+, 2009)                                              
 VCM2007                       78       21660 Proper motions in Plaut's window (Vieira+, 2007)                                 
 MEI2008                       77         114 Spectroscopy of QSO pairs (Marble+, 2008)                                        
 PBC                           59         754 Palermo Swift-BAT Hard X-ray Catalogue (Cusumano+, 2010)                         
 OJV2009                       57         290 IZJHKL' photometry of NGC 6611 (Oliveira+, 2009)                                 
 BFK2008                       48         660 Catalog of X-ray sources in NGC 3379 (Brassington+, 2008)                        
 PGU2007                       48        2837 Araucaria project: Cepheids in WLM galaxy (Pietrzynski+, 2007)                   
 BFK2009                       23        1416 Catalog of X-ray sources in NGC 4278 (Brassington+, 2009)                        
 KCH2007                        6         275 Spectroscopy of UltraStrong Emission Line galaxies (Kakazu+, 2007)               
 FS2007b                        3         292 OH masers in W3(OH) (Fish+, 2007)                                                
 MMG2007                        0         182 Massive clumps in NGC 6334 (Munoz+, 2007)                                        
 KJT2007                        0         472 Dense cores in Perseus molecular cloud (Kirk+, 2007)                             

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