VizieR

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VizieR

Simple TargetList Of TargetsFast Xmatch with large catalogs or Simbad
Target Name (resolved by Sesame) or Position:
Target dimension:
NB: The epoch used for the query is the original epoch of the table(s)Radius Box size

  
J/AJ/153/157
  Candidate ICRF flat-spectrum radio sources. III. (Titov+, 2017)
Post annotation
img(gal)
1.J/AJ/153/157/sourcesObserved IVS objects (110 rows)
2.J/AJ/153/157/table1(c)Observed emission lines (401 rows)
3.J/AJ/153/157/table2(c)Probable BL Lac objects (14 rows)
4.J/AJ/153/157/table3(c)Objects with low signal-to-noise spectra (22 rows)
5.J/AJ/153/157/notesNotes on individual targets (33 rows)

 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (1)ICRF2  (n)International Celestial Reference Frame 2 (ICRF2; Ma et al., 2009, cat. I/323) (meta.number)
   (ALL)IVS (char) (i) International VLBI Service name (HHMM+DDd, B1950) (meta.id;meta.main)
  (1+2)Ne  (n)Number of emission lines observed for this source (meta.number)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  (1+4)SimbadName (char) Designation understandable by the Simbad data-base (meta.id)
  (2+3+4)DEJ2000 "d:m:s" (i) Degree of Declination (J2000) (Note G1)   (pos.eq.dec;meta.main)
  (2)e_<z>   [0.0001/0.013] Uncertainty in z (Note 1)   (stat.error;src.redshift)
  (2)f_Olambda (char) []] Flag ']' on Olambda when the line was not used for redshift determination (meta.code)
  (2)f_<z> (char) [S] Flag indicating a single-line redshift (Note 2)   (meta.code)
  (2)Line (char) Line identifier (meta.id;spect.line)
  (2+3)N (char) Indicates a note in Section 3.1 (meta.code)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Olambda 0.1nm [3730.5/9015.2] Observed wavelength λ (in Å) (em.wl)
  (2+3+4)RAJ2000 "h:m:s" (i) Hour of Right Ascension (J2000) (Note G1)   (pos.eq.ra;meta.main)
  (2)Rlambda 0.1nm [1025.7/5175] Rest wavelength λ (in Å) (em.wl)
  (2+3)Simbad (char) ask the Simbad data-base about this object (meta.ref.url)
  (2+3+4)Tel (char) Abbreviation of the telescope used for the spectrum (GS, GN, or NTT) (Note G2)   (instr.setup)
  (2)<z>   [0.227/3.3] Mean spectroscopic redshift (src.redshift;pos.heliocentric)
  (5)Note (char) Notes on the source (meta.note)

ALL cols
    
(n) indicates a possible blank or NULL column(i)indexed column
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