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

  
VII/279
  SDSS quasar catalog: twelfth data release (Paris+, 2017)
ReadMe+ftp
2017A&A...597A..79P
Similar Catalogs
Post annotation 		img(gal)
1.VII/279/dr12qSDSS-DR12 Quasar Catalog (297301 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. ((unassigned);(unassigned);(unassigned);phys.veloc)
  SDSS (char) SDSS-DR12 designation HHMMSS.ss+DDMMSS.s (J2000) corrected by CDS (SDSS_NAMEc) (Note G1)   ((unassigned);(unassigned);(unassigned);spect.line.veloc;arith)
  SDSSo (char) SDSS-DR12 designation HHMMSS.ss+DDMMSS.s (J2000) (SDSS_NAME) (Note G1)   ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  RAJ2000 deg (i) Right Ascension (J2000) (RA) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  DEJ2000 deg (i) Declination (J2000) (DEC) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
  THINGID  (i) Thing_ID (unique identifier of SDSS sources) (THING_ID) ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  Plate  Spectroscopic Plate number (PLATE) ((unassigned);(unassigned);(unassigned);time.lifetime)
  MJD  Spectroscopic MJD (MJD) ((unassigned);phys.veloc.orbital;arith.diff;pos.centroid;meta.main)
  Fiber  Spectroscopic Fiber number (FIBERID) (time.epoch;pos.wcs.crpix;arith.grad;stat.filling;(unassigned);(unassigned))
  z.v  Redshift from visual inspection (Z_VI) ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)
  z.b  (n) Redshift from BOSS pipeline (Z_PIPE) ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_z.b  (n) []? Error on BOSS pipeline redshift (error codes -4, -5, -6) (ERR_ZPIPE) ((unassigned);phys.veloc.orbital;arith.diff;time.age;pos.parallax.dyn;meta.main)
  f_z.b  ZWARNING flag (ZWARNING) (Note G3)   ((unassigned);phys.veloc.orbital;arith.diff;pos.eq.dec)
  z.PCA  Refined PCA redshift (Z_PCA) (Note G4)   ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)
  e_z.PCA  (n) Error on refined PCA redshift (ERR_ZPCA) ((unassigned);(unassigned);(unassigned);time.age;pos.parallax.dyn;meta.main)
  qCont  Estimator of the PCA continuum quality (PCA_QUAL) ((unassigned);phys.veloc.orbital;arith.diff;pos.cartesian)
  zCIV  Redshift of CIV emission line (Z_CIV) ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)
  zCIII  Redshift of C iii] emission complex (Z_CIII) ((unassigned);(unassigned);(unassigned);pos.parallax;arith.diff;meta.main)
  zMgII  Redshift of Mg ii emission line (Z_MGII) (obs.param;spect.dopplerVeloc.opt;arith.factor;pos.parallax;arith.diff;meta.main)
  Morph  SDSS morphology flag 0=point source 1=extended (SDSS_MORPHO) ((unassigned);(unassigned);(unassigned);phys.luminosity.fun;meta.main)
  Btarg1  BOSS target flag for main survey (BOSS_TARGET1) (G5) (edited in hexadecimal) (Note)   ((unassigned);stat.rank;stat.min;spect.line.veloc)
  Atarg1  BOSS target flag for ancillary programs (ANCILLARY_TARGET1) (G5) (edited in hexadecimal) (Note)   ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  Atarg2  BOSS target flag for ancillary programs (ANCILLARY_TARGET2) (Note G5)   ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  eBtarg0  Target selection flag for the SDSS-IV/eBOSS pilot survey (EBOSS_TARGET0) ((unassigned);(unassigned);(unassigned);spect.line.veloc)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  NspBOSS  Number of additional spectra available in SDSS-III/BOSS (NSPEC_BOSS) ((unassigned);(unassigned);(unassigned);src.var)
  f7   [0/1] 1 if the quasar is known from DR7 (SDSS_DR7) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  Plate7  (n) SDSS-DR7 spectroscopic Plate number if the quasar is known from DR7 (PLATE_DR7) (time;obs.atmos.refractAngle;arith.grad;time.lifetime)
  MJD7  (n) SDSS-DR7 spectroscopic MJD if the quasar is known from DR7 (MJD_DR7) (time.expo.end;stat.error;arith.factor;pos.centroid;meta.main)
  Fiber7  (n) SDSS-DR7 spectroscopic Fiber number if the quasar is known from DR7 (FIBERID_DR7) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  US   [0/2] Uniform sample flag (UNIFORM) (Note G6)   (time.lifetime;(unassigned);arith.factor;pos.eq.dec)
  alphanu  Spectral index measurement (ALPHA_NU) (meta.fits;phys.veloc;arith.factor;phys.abund.Y;meta.main)
  SNRSpec  Median signal-to-noise ratio over the whole spectrum (SNR_SPEC) (meta.title;pos.angResolution;stat.min;meta.abstract;meta.main)
  SNR1700  Median signal-to-noise ratio in the window 1650-1750Å (rest frame) (SNR_1700) ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)
  SNR3000  Median signal-to-noise ratio in the window 2950-3050Å (rest frame) (SNR_3000) ((unassigned);(unassigned);(unassigned);meta.abstract;meta.main)
  SNR5150  Median signal-to-noise ratio in the window 5100-5250Å (rest frame) (SNR_5150) ((unassigned);phys.veloc.orbital;arith.diff;meta.abstract;meta.main)
  FW(CIV) km/s (n) FWHM of CIV emission line (FWHM_CIV) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  HW(CIV)b km/s (n) Blue HWHM of CIV emission line (BHWHM_CIV) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  HW(CIV)r km/s (n) Red HWHM of CIV emission line (RHWHM_CIV) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  A(CIV)  Amplitude of CIV emission line in units of median rms pixel noise (AMP_CIV) ((unassigned);(unassigned);(unassigned);phys.atmol.sWeight.nuclear;instr.offset)
  W(CIV) 0.1nm (n) Rest frame equivalent width of CIV emission line in Å (REWE_CIV) ((unassigned);phys.veloc.orbital;arith.diff;phys.at.moment.magnetic;meta.main)
  e_W(CIV) 0.1nm (n) Uncertainty on the rest frame equivalent width of CIV emission line (ERRREWECIV) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  FW(CIII) km/s (n) FWHM of CIII] emission complex (FWHM_CIII) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)
  HW(CIII)b km/s (n) Blue HWHM of CIII] emission line (BHWHM_CIII) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.element;meta.main)
  HW(CIII)r km/s (n) Red HWHM of CIII] emission line (RHWHM_CIII) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.element;meta.main)
  A(CIII)  Amplitude of CIII] emission complex in units of median rms pixel noise (AMP_CIII) ((unassigned);(unassigned);arith.factor;phys.atmol.sWeight.nuclear;instr.offset)
  W(CIII) 0.1nm (n) Rest frame equivalent width of CIII] emission line in Å (REWE_CIII) (time;pos.wcs.ctype;arith.grad;phys.at.moment.magnetic;meta.main)
  e_W(CIII) 0.1nm (n) Uncertainty on the rest frame equivalent width of CIII] emission complex (ERRREWECIII) (instr.order;arith.zp;stat.min;time.age;meta.main)
  FW(MgII) km/s (n) FWHM of MgII emission line (FWHM_MGII) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.element;meta.main)
  HW(MgII)b km/s (n) Blue HWHM of MgII emission line (BHWHM_MGII) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.element;meta.main)
  HW(MgII)r km/s (n) Red HWHM of MgII emission line (RHWHM_MGII) ((unassigned);(unassigned);(unassigned);phys.atmol.element;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  A(MgII)  Amplitude of MgII emission line in units of median rms pixel noise (AMP_MGII) ((unassigned);phys.veloc.orbital;arith.diff;phys.atmol.sWeight.nuclear;instr.offset)
  W(MgII) 0.1nm (n) Rest frame equivalent width of MgII emission line (REWE_MGII) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_W(MgII) 0.1nm (n) Uncertainty on the rest frame equivalent width of MgII emission (ERRREWEMGII) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  BAL-VI   [0/1] BAL flag from visual inspection (BALFLAGVI) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  BI(CIVt) km/s (n) Balnicity index of CIV trough (BI_CIV) ((unassigned);(unassigned);(unassigned);phys.at.moment.magnetic;meta.main)
  e_BI(CIVt) km/s (n) Error on the Balnicity index of CIV trough (ERRBICIV) ((unassigned);phys.veloc.orbital;arith.diff;time.age;meta.main)
  AI(CIVt) km/s (n) Absorption index of CIV trough (AI_CIV) ((unassigned);phys.veloc.orbital;arith.diff;phys.abund.Y;meta.main)
  e_AI(CIVt) km/s (n) Error on the absorption index of CIV trough (ERRAICIV) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  Chi2CIVt  (n) {chi}2 of the trough from Eq. (3) in Paris et al. (2012, Cat. VII/269) (CHI2TROUGH) ((unassigned);(unassigned);(unassigned);time.resolution;meta.main)
  N2t  Number of distinct CIV troughs of width larger than 2000km/s (NCIV_2000) ((unassigned);(unassigned);(unassigned);src.var)
  Vmin2t km/s (n) Minimum velocity of the CIV troughs (VMINCIV2000) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  Vmax2t km/s (n) Maximum velocity of the CIV troughs (VMAXCIV2000) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  N.45t  Number of distinct CIV troughs of width larger than 450km/s (NCIV_450) ((unassigned);em.IR;arith.factor;src.var)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Vmin.45t km/s (n) Minimum velocity of the CIV troughs (VMINCIV450) ((unassigned);em.IR;arith.factor;(unassigned);meta.main)
  Vmax.45t km/s (n) Maximum velocity of the CIV troughs (VMAXCIV450) (stat.fit.param;phys.atmol.qn.S;arith.grad;(unassigned);meta.main)
  W(SiIVt) 0.1nm (n) Rest frame equivalent width of the Si iv trough (REW_SIIV) (spect.index;instr.det;stat.min;phys.at.moment.magnetic;meta.main)
  W(CIVt) 0.1nm (n) Rest frame equivalent width of the CIV trough (REW_CIV) ((unassigned);phys.veloc.orbital;arith.diff;phys.at.moment.magnetic;meta.main)
  W(AlIIIt) 0.1nm (n) Rest frame equivalent width of the AlIII] trough (REW_ALIII) ((unassigned);phys.veloc.orbital;arith.diff;phys.at.moment.magnetic;meta.main)
  RUN  SDSS Imaging Run Number of photometric measurements (RUN_NUMBER) ((unassigned);(unassigned);(unassigned);src.var)
  Ph-MJD  Modified Julian Date of imaging observation (PHOTO_MJD) ((unassigned);phys.veloc.orbital;arith.diff;pos.centroid;meta.main)
  Rerun (char) SDSS Photometric Processing Rerun Number (RERUN_NUMBER) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  Colcam  (n) [1/6] SDSS Camera Column Number (COL_NUMBER) ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc)
  Field  SDSS Field Number (FIELD_NUMBER) (pos.galactic.lon;(unassigned);arith;stat.filling;(unassigned);(unassigned))
  objID (char) SDSS Object Identification Number (OBJ_ID) ((unassigned);(unassigned);(unassigned);spect.line.veloc)
  Fu 3.63uJy (n) PSF flux in u band (not corrected for Galactic extinction) in nnomggies (PSFFLUXu) (Note G2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  Fg 3.63uJy (n) PSF flux in g band (not corrected for Galactic extinction) in nnomggies (PSFFLUXg) (Note G2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Fr 3.63uJy (n) PSF flux in r band (not corrected for Galactic extinction) in nnomggies (PSFFLUXr) (Note G2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  Fi 3.63uJy (n) PSF flux in i band (not corrected for Galactic extinction) in nnomggies (PSFFLUXi) (Note G2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  Fz 3.63uJy (n) PSF flux in z band (not corrected for Galactic extinction) in nnomggies (PSFFLUXz) (Note G2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  IVFu 3.63uJy Inverse variance of of PSF flux in u band in nnomggies (IVAR_PSFFLUXu) (Note G2)   ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  IVFg 3.63uJy Inverse variance of of PSF flux in g band in nnomggies (IVAR_PSFFLUXg) (Note G2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  IVFr 3.63uJy Inverse variance of of PSF flux in r band in nnomggies (IVAR_PSFFLUXr) (Note G2)   ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  IVFi 3.63uJy Inverse variance of of PSF flux in i band in nnomggies (IVAR_PSFFLUXi) (Note G2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  IVFz 3.63uJy Inverse variance of of PSF flux in z band in nnomggies (G2) (IVAR_PSFFLUXz) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  umag mag (n) PSF magnitude in u band (not corrected for Galactic extinction) (PSFMAGu) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  gmag mag (n) PSF magnitude in g band (not corrected for Galactic extinction) (PSFMAGg) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  rmag mag (n) PSF magnitude in r band (not corrected for Galactic extinction) (PSFMAGr) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  imag mag (n) PSF magnitude in i band (not corrected for Galactic extinction) (PSFMAGi) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  zmag mag (n) PSF magnitude in z band (not corrected for Galactic extinction) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  e_umag mag (n) error in PSF magnitude in u band (ERR_PSFMAGu) ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  e_gmag mag (n) error in PSF magnitude in g band (ERR_PSFMAGg) ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  e_rmag mag (n) error in PSF magnitude in r band (ERR_PSFMAGr) ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  e_imag mag (n) error in PSF magnitude in i band (ERR_PSFMAGi) ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  e_zmag mag (n) error in PSF magnitude in z band (ERR_PSFMAGz) ((unassigned);phys.veloc.orbital;arith.diff;time.age;stat.probability;(unassigned);(unassigned))
  Fut 3.63uJy (n) Target flux in the u band (not corrected for Galactic extinction) in nnomggies (G2) (TARGET_FLUXu) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  Fgt 3.63uJy (n) Target flux in the g band (not corrected for Galactic extinction) in nnomggies (G2) (TARGET_FLUXg) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  Frt 3.63uJy (n) Target flux in the r band (not corrected for Galactic extinction) in nnomggies (G2) (TARGET_FLUXr) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  Fit 3.63uJy (n) Target flux in the i band (not corrected for Galactic extinction) in nnomggies (G2) (TARGET_FLUXi) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  Fzt 3.63uJy (n) Target flux in the z band (not corrected for Galactic extinction) in nnomggies (G2) (TARGET_FLUXz) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  iMAG mag (n) Absolute i magnitude (Note 1)   ((unassigned);(unassigned);(unassigned);(unassigned))
  D(g-i) mag (n) {Delta}(g-i)=(g-i)-<(g-i)>redshift (Galactic extinction corrected) (DGMI) (Note G7)   ((unassigned);phys.veloc.orbital;arith.diff;pos.healpix;instr.background)
  Extu mag (n) Galactic extinction in u band (EXTINCTIONu) (Note G8)   ((unassigned);phys.veloc.orbital;arith.diff;phys.dust)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  Extg mag (n) Galactic extinction in g band (EXTINCTIONg) (Note G8)   ((unassigned);phys.veloc.orbital;arith.diff;phys.dust)
  Extr mag (n) Galactic extinction in r band (EXTINCTIONr) (Note G8)   ((unassigned);phys.veloc.orbital;arith.diff;phys.dust)
  Exti mag (n) Galactic extinction in i band (EXTINCTIONi) (Note G8)   ((unassigned);(unassigned);arith.diff;phys.dust)
  Extz mag (n) Galactic extinction in z band (EXTINCTIONz) (Note G8)   ((unassigned);(unassigned);(unassigned);phys.dust)
  ExtuR mag Recalculated Galactic extinction in u (EXTINCTION_RECALu) (Note G9)   ((unassigned);phys.luminosity.fun;arith.factor;phys.dust)
  ExtgR mag Recalculated Galactic extinction in g (EXTINCTION_RECALg) (Note G9)   ((unassigned);(unassigned);(unassigned);phys.dust)
[****UnclosedBrace??****]