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J/MNRAS/505/1954
  Properties and X-rays of RLQs and RQQs quasars (Zhu+, 2021)
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2021MNRAS.505.1954Z
Similar Catalogs
Post annotation 		img(gal)
1.J/MNRAS/505/1954/table1(c)*The RLQ sample used in this paper (Note) (349 rows)
2.J/MNRAS/505/1954/table2The sample of RLQ X-ray observations (628 rows)
3.J/MNRAS/505/1954/tablea1(c)*The RQQ sample used in this paper (Note) (606 rows)
4.J/MNRAS/505/1954/tablea2The sample of RQQ X-ray observations (2341 rows)

Simple ConstraintList Of Constraints
 
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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)SDSS (char) SDSS-DR14 designation (HHMMSS.ss+DDMMSS.s) (Name) (Note G1)   (meta.id;meta.main)
  (1+3)z  Redshift normally heliocentric (z) (src.redshift)
  (1+3)imag mag The i-band magnitude (mi) (Note 1)   (phot.mag;em.opt.I)
  (1+3)logL2500A [10-7W/Hz]Logarithm of the rest-frame monochromatic luminosity at 2500 Å (logL2500A) (phys.luminosity;em.UV)
  (1)logL5GHz [10-7W/Hz]Logarithm of the rest-frame monochromatic luminosity at 5GHz (logL5GHz) (phys.luminosity;em.radio)
  (1)logL2keV [10-7W/Hz]Logarithm of the rest-frame monochromatic luminosity at 2keV (logL2keV) (phys.luminosity;em.X-ray)
  (1)logR [-] Logarithm of the radio loudness parameter R (logR) (Note 2)   (phot.flux;arith.ratio)
  (1)alphaR  (n) Radio spectral slope, -d(Log F)/d(Log nu) (alphaR) (spect.index)
  (1)log(Lx/Lxrqq) [-] Logarithm of X-ray luminosity ratio (Note 3)   (phys.luminosity;arith.ratio)
  (1+3)SimbadName (char) (n)Designation understandable by the Simbad data-base (meta.id)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1+3)_RA deg (i) Positions from SDSS name (right ascension part) (pos.eq.ra;meta.main)
  (1+3)_DE deg (i) Positions from SDSS name (declination part) (pos.eq.dec;meta.main)
  (2+4)ObsID (char) Objet identifier (ObsID) (meta.id;obs)
  (2+4)Obs s Observation start date (MJD) (time.start;obs)
  (2+4)Inst (char) The instrument used for the observation, ACIS for Chandra and pn/MOS1/MOS2 for XMM-Newton observations (Inst) (Note G2)   (instr.setup)
  (2+4)logfdet [mW/m2] Logarithm of the detection flux limit in the 0.5-7 keV band at the position of the quasar on the detector expressed in erg/cm2/s (logfdet) (Note G3)   (phot.flux;em.X-ray)
  (2+4)CTnet ct The net source counts (Note G4)   (phot.count;em.X-ray)
  (2+4)S/N  Signal to noise ratio, S/N = net/sqrt(s+b/k2) (SNR) (stat.snr)
  (2+4)logfx [mW/m2] Logarithm of the energy flux in the 0.5-7 keV band if the the quasar is detected expressed in erg/cm2/s (logfx) (Note G5)   (phot.flux;em.X-ray)
  (2+4)f_logfx   [0 1] Detection flag in the X-ray observation, takes 1 if it's the case 0 otherwise (xdet) (meta.code)
  (2+4)gamma  (n) The power-law photon index derived from our spectral fitting, it is not estimated for non-detection cases(gamma) (spect.index)
  (2+4)e_gamma  (n) Lower error on gamma (gammaLo) (stat.error)
  (2+4)E_gamma  (n) Upper error on gamma (gammaHi) (stat.error;stat.max)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2+4)cstat  The statistic number of the fit (cstat) (Note G6)   (meta.number)
  (2+4)Ecstat  The expectation number of cstat (Ecstat) (Note G6)   (meta.number)
  (2+4)s_cstat  The standard deviation of cstat (Scstat) (Note G6)   (stat.stdev)

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