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/A+A/707/A347
  Blazar candidates of uncertain type (Chen+, 2026)
ReadMe+ftp
2026A&A...707A.347C
Similar Catalogs
spectrum
Post annotation 		img(gal)
1.J/A+A/707/A347/table1Cross-matched results of BCU samples with SDSS spectra[spectrum] (86 rows)

Simple ConstraintList Of Constraints
 
Query by Constraints constraints help applied on Columns (Output Order: + - )
ShowSortColumn  Constraint Explain   (UCD)
  recno  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)
  All  Display all data for this source (meta.ref.url)
  4FGL (char) 4FGL name (meta.id;meta.main)
  Ctp (char) Associated counterpart name of the Fermi source (meta.id.assoc)
  SDSS (char) SDSS spectral identifier in Plate-MJD-FiberID format (meta.id)
  RAJ2000 deg (i) Right Ascension of Fermi 4FGL source centroid (J2000) (pos.eq.ra;meta.main)
  DEJ2000 deg (i) Declination of Fermi 4FGL source centroid (J2000) (pos.eq.dec;meta.main)
  RACdeg deg Right Ascension of Fermi associated counterpart (J2000) (pos.eq.ra)
  DECdeg deg Declination of Fermi associated counterpart (J2000) (pos.eq.dec)
  RASdeg deg Right Ascension of matched SDSS spectrum (J2000) (pos.eq.ra)
  DESdeg deg Declination of matched SDSS spectrum (J2000) (pos.eq.dec)
  SepFermiSDSS deg Angular separation between Fermi centroid and SDSS spectrum (pos.angDistance)
  ePosFermi deg 95% positional error radius of Fermi 4FGL source centroid (stat.error;phys.angSize)
  SepCtpSDSS arcsec Angular separation between associated counterpart and SDSS spectrum, arcseconds (pos.angDistance)
  ProbAssoc  Association probability given in the 4FGL catalog (stat.fit.goodness)
  Sp  Interactive spectrum from SDSS-DR14 (meta.ref.url)
spectrum

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usage  Display UCD1+    UCD1  
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