VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

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/ApJS/242/4
  Two new catalogs of blazar candidates (D'Abrusco+, 2019)
ReadMe+ftp
2019ApJS..242....4D
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/242/4/table3(c)*WIBRaLS2 catalog (Note) (9541 rows)
2.J/ApJS/242/4/table5(c)KDEBLLACS catalog (5580 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
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Column  Constraint Explain   (UCD)
  (ALL)recno  Record number assigned by the VizieR team. Should Not be used for identification. ((unassigned);meta.version;arith.diff;phys.veloc)
   (ALL)WISE (char) AllWISE name ((unassigned);meta.version;arith.diff;spect.line.veloc;arith)
   (ALL)RAJ2000 deg Right Ascension of AllWISE source (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)
   (ALL)DEJ2000 deg Declination of AllWISE source (J2000) ((unassigned);meta.version;arith.diff;(unassigned);arith)
   (ALL)W1-W2 mag W1-W2 AllWISE color index ((unassigned);meta.version;arith.diff;pos.healpix;(unassigned);(unassigned);(unassigned))
   (ALL)W2-W3 mag W2-W3 AllWISE color index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (1)W3-W4 mag W3-W4 AllWISE color index ((unassigned);(unassigned);(unassigned);pos.healpix;(unassigned);(unassigned);(unassigned))
  (1)SBZB  Score for the BZB (BL Lac) region of the locus (Note 1)   ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  (1)SMIX  Score for the Mixed region of the locus (Note 1)   ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  (1)SBZQ  Score for the BZQ (FSRQ) region of the locus (Note 1)   ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  (1)Class (char) [ABCD] Class (Note 2)   ((unassigned);(unassigned);(unassigned);pos.galactic)

ALL cols		    
 (i)indexed column
  (1)Type (char) Spectral type (Note 3)   ((unassigned);(unassigned);(unassigned);pos.posAng;meta.main)
   (ALL)Radio (char) Name of the radio counterpart (NVSS, FIRST or SUMSS) ((unassigned);(unassigned);(unassigned);spect.line.veloc)
   (ALL)S mJy Radio flux density (Note G1)   ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;stat.interval;(unassigned))
  (1)q22  Radio-loudness parameter q22 (q22=log(S22um/Sradio) ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)
   (ALL)Rcat  (n)Cross-match with NVSS (VIII/65), SUMSS (VIII/81) and FIRST (VIII/90) within 10.5" ((unassigned);(unassigned);(unassigned);pos.geocentric)
  (1)Simbad (char) ask the Simbad data-base about this object ((unassigned);stat.error;arith.factor;pos.geocentric)
  (2)q12  Radio-loudness parameter q12 (q12=log(S12um/Sradio) ((unassigned);(unassigned);(unassigned);meta.abstract;instr.offset)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
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usage  Display UCD1+    UCD1  
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