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/table1(c)Cross-matched results of BCU samples with SDSS spectra[spectrum] (86 rows)
2.J/A+A/707/A347/table2Spectral line measurements of BCU samples with SDSS spectra (237 rows)
3.J/A+A/707/A347/table3Black hole mass estimates and derived parameters for BCU samples (46 rows)

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. (meta.record)
   (ALL)All (char) Display all data for this source (meta.ref.url)
   (ALL)4FGL (char) 4FGL name (meta.id;meta.main)
  (1)Ctp (char) Associated counterpart name of the Fermi source (meta.id.assoc)
  (1+2)SDSS (char) SDSS spectral identifier in Plate-MJD-FiberID format (meta.id)
  (1)RAJ2000 deg (i) Right Ascension of Fermi 4FGL source centroid (J2000) (pos.eq.ra;meta.main)
  (1)DEJ2000 deg (i) Declination of Fermi 4FGL source centroid (J2000) (pos.eq.dec;meta.main)
  (1)RACdeg deg Right Ascension of Fermi associated counterpart (J2000) (pos.eq.ra)
  (1)DECdeg deg Declination of Fermi associated counterpart (J2000) (pos.eq.dec)
  (1)RASdeg deg Right Ascension of matched SDSS spectrum (J2000) (pos.eq.ra)
  (1)DESdeg deg Declination of matched SDSS spectrum (J2000) (pos.eq.dec)

ALL cols		    
 (i)indexed column
  (1)SepFermiSDSS deg Angular separation between Fermi centroid and SDSS spectrum (pos.angDistance)
  (1)ePosFermi deg 95% positional error radius of Fermi 4FGL source centroid (stat.error;phys.angSize)
  (1)SepCtpSDSS arcsec Angular separation between associated counterpart and SDSS spectrum, arcseconds (pos.angDistance)
  (1)ProbAssoc  Association probability given in the 4FGL catalog (stat.fit.goodness)
  (1)Sp (char) Interactive spectrum from SDSS-DR14 (meta.ref.url)
  (2)SNR  Signal-to-noise ratio of the spectrum (stat.snr)
  (2+3)zSDSS  (n) Redshift in SDSS (src.redshift;pos.heliocentric)
  (2)Class (char) Classification based on optical spectra (Note 1)   (meta.code.class;src.class)
  (2)lambdaObs 0.1nm (n) Observed wavelength of the emission or absorption line (Angstroems) (em.wl)
  (2)LineType (char) [AE] Line type: E for emission lines, A for absorption lines (meta.code)
  (2+3)LineID (char) Line identification with rest-frame wavelength (Note 2)   (meta.id;em.wl;spect.line)
  (2)zline  (n) Redshift derived from the line (src.redshift)
  (2)e_zline  (n) Uncertainty in z_line (stat.error)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)EW 0.1nm (n) Equivalent width of the line (Angstroms) (spect.line.eqWidth)
  (2)e_EW 0.1nm (n) Uncertainty in EW (stat.error;spect.line.eqWidth)
  (3)Lcont 10-7W (n) Continuum luminosity (erg/s) (Note 1)   (phys.luminosity)
  (3)e_Lcont 10-7W (n) Continuum luminosity error (erg/s) (Note 1)   (stat.error)
  (3)FWHM km/s Full width at half maximum of the emission line (spect.line.width)
  (3)e_FWHM km/s Full width at half maximum of the emission line error (stat.error;phys.angSize)
  (3)Flux 10-20W/m2Line flux (10–17erg/s/cm2^) (phot.flux;spect.line)
  (3)e_Flux 10-20W/m2Line flux error (10–17erg/s/cm2^) (stat.error;phot.flux)
  (3)logLline [10-7W] Logarithmic line luminosity (erg/s) (phys.luminosity)
  (3)e_logLline [10-7W] Logarithmic line luminosity error (erg/s) (stat.error)
  (3)logMBH [Msun] (n) Logarithmic black hole mass (phys.mass)
  (3)e_logMBH [Msun] (n) Logarithmic black hole mass error (stat.error)
  (3)logLBLR [10-7W] (n) Logarithmic broad-line region luminosity (erg/s) (phys.luminosity)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (3)e_logLBLR [10-7W] (n) Logarithmic broad-line region luminosity error (erg/s) (stat.error)
  (3)logLgamma [10-7W] (n) Logarithmic gamma-ray luminosity, log L_gamma(0.1-100 GeV) (erg/s) (phys.luminosity;em.gamma)
  (3)e_logLgamma [10-7W] (n) Logarithmic gamma-ray luminosity error (erg/s) (stat.error)
  (3)Doppler  (n) Doppler factor estimated in this work (spect.dopplerParam)

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