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J/A+A/537/A99/lqac2 Large Quasar Astrometric Catalogue 2 (LQAC-2) (Souchay+, 2012)
Quasars LQAC-2 (187504 rows)
  recno=168206
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ColumnValue  Explain   (UCD)
_RAJ200020 06 31.99200 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000-15 39 06.8400 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195020 03 42.12858 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950-15 47 47.1667 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon026.74670983 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat-23.50488973 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
168206recno 168206  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LQAC301-015_001  (i) Name given for each object based on its equatorial coordinates (DDD+0DD_NNN), LQAC_DDD+0DD_NNN (meta.id;meta.main)
RA2deg  deg Right Ascension in decimal degrees (J2000) given by LQRF-2 (pos.eq.ra)
DE2deg  deg Declination in decimal degrees (J2000) given by LQRF-2 (pos.eq.dec)
Ref------------M   [A-M-] Flags indicating the presence of the quasar in one of the 13 catalogues from A to M (Note 2)   (meta.code)
FS-   [*!x?- ] Flag characteristic of the cross-identification ambiguity of quasars involving HB and VV06 (Note 3)   (meta.code)
z 0.192  (i) Redshift (src.redshift)
FB0   [0/1] Flag when a quasar has a bad position in the original catalogue (1=bad) (meta.code)
Umag  mag Photometric magnitude in Optical U band between 300 and 400nm (Note 4)   (phot.mag;em.opt.U)
Bmag16.00 mag Photometric magnitude in Optical B band between 400 and 500nm (phot.mag;em.opt.B)
Vmag  mag Photometric magnitude in Optical V band between 500 and 600nm (phot.mag;em.opt.V)
Gmag  mag Photometric magnitude in Optical G band between 400 and 500nm (phot.mag;em.opt.B)
Rmag  mag Photometric magnitude in Optical R band between 600 and 700nm (phot.mag;em.opt.R)
Imag  mag Photometric magnitude in Optical I band between 700 and 900nm (phot.mag;em.opt.I)
Zmag  mag Photometric magnitude in Optical I band between 800 and 1000nm (phot.mag;em.opt.I)
Jmag  mag Photometric magnitude in Infrared between 1000 and 1500nm (phot.mag;em.IR.J)
Kmag  mag Photometric magnitude in Infrared between 2000 and 3000nm (phot.mag;em.IR.K)
S1.4 0.020000 Jy Radio flux between 750 and 1500MHz (20cm) (phot.flux.density;em.radio.1500-3000MHz)
S2.0  Jy Radio flux between 1500 and 3000MHz (13cm) (phot.flux.density;em.radio.1500-3000MHz)
S5.0  Jy Radio flux between 3 and 6GHz (6 cm) (phot.flux.density;em.radio.3-6GHz)
S8.4  Jy Radio flux between 6 and 12GHz (3.6cm) (phot.flux.density;em.radio.6-12GHz)
S23  Jy Radio flux between 12 and 30GHz (1.2cm) (phot.flux.density;em.mm.30-50GHz)
r_z 266  Redshift reference (Note 5)   (meta.ref;pos.frame)
Dist 912.9 Mpc The value of the bolometric distance (pos.distance;pos.heliocentric)
E(B-V) 0.210 mag E(B-V) reddening value (phot.color.excess)
Kcor.B-0.133 mag K-correction in band B (arith.factor;phot.mag)
Kcor.K-0.403 mag K-correction in band I (arith.factor;phot.mag)
BMAG  mag Absolute magnitude in B band (phys.magAbs;em.opt.B)
IMAG  mag Absolute magnitude in I band (phys.magAbs;em.opt.I)
I1B    [0/10[ SHARP (probing skewness) in band B (src.morph.param)
I2B    [0/10[ SROUND (probing roundness) in band B (src.morph.param)
I3B    [0/10[ GROUND (probing normalness) in band B (src.morph.param)
I1R    [0/10[ SHARP (probing skewness) in band R (src.morph.param)
I2R    [0/10[ SROUND (probing roundness) in band R (src.morph.param)
I3R    [0/10[ GROUND (probing normalness) in band R (src.morph.param)
I1I    [0/10[ SHARP (probing skewness) in band I (src.morph.param)
I2I    [0/10[ SROUND (probing roundness) in band I (src.morph.param)
I3I    [0/10[ GROUND (probing normalness) in band I (src.morph.param)

V+VV+V  Contents of Véron+Véron 2010, Cat. VII/258 (meta.ref.url)

RAJ2000301.633300 deg (i) Right Ascension in decimal degrees (J2000) (Note 1)   (pos.eq.ra;meta.main)
DEJ2000-15.651900 deg (i) Declination in decimal degrees (J2000) (Note 1)   (pos.eq.dec;meta.main)
  
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