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/219/39
  QSOs selection from SDSS and WISE (Richards+, 2015)
ReadMe+ftp
2015ApJS..219...39R
Similar Catalogs
Post annotation 		img(gal)
1.J/ApJS/219/39/master(c)*Master quasar catalog (table 1) (original column names in green) (Note) (1604577 rows)
2.J/ApJS/219/39/cand(c)*Optical+MIR photometric quasar candidates catalog (table 2) (Note) (885503 rows)
Help Xmatch is

Simple ConstraintList Of Constraints
 
Standard Original
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);phys.veloc.orbital;arith.diff;phys.veloc)
   (ALL)RAJ2000 deg (i) Right ascension in decimal degrees (J2000) ((unassigned);phys.veloc.orbital;arith.diff;(unassigned);arith)
   (ALL)DEJ2000 deg (i) Declination in decimal degrees (J2000) ((unassigned);(unassigned);(unassigned);(unassigned);arith)
  (1)C  (n)Link to photometry details for this QSO candidate ((unassigned);phys.veloc.orbital;arith.diff;pos.geocentric)
  (1)Run   [94/8162] SDSS run number (Note 1)   ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;arith)
  (1)Rerun   [301] SDSS rerun number ((unassigned);(unassigned);(unassigned);spect.line.veloc;stat.median)
  (1)Camcol   [1/6] SDSS camera column ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;meta.code.qual)
  (1)Field   [11/999] SDSS field number ((unassigned);phys.veloc.orbital;arith.diff;spect.line.veloc;time.lifetime)
  (1)ID   [1/8138] SDSS ID number within the field ((unassigned);(unassigned);(unassigned);spect.line.veloc;time.lifetime)
  (1)OT   [3/6] SDSS object type (stellar=3, extended=6) (OBJC_TYPE) ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  (1)Flags  SDSS object flags (OBJC_FLAGS) (Note 2)   ((unassigned);(unassigned);(unassigned);pos.galactic.lon)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)Flags2  SDSS object flags (OBJC_FLAGS2) ((unassigned);(unassigned);(unassigned);pos.galactic.lon)
   (ALL)Au mag [0.01/6.2] Magnitudes of Galactic extinction in u-band (EXTINCTION_U) ((unassigned);phys.veloc.orbital;arith.diff;phys.dust)
  (1)Ag mag [0.009/4.6] Magnitudes of Galactic extinction in g-band (EXTINCTION_G) ((unassigned);(unassigned);(unassigned);phys.dust)
  (1)Ar mag [0.006/3.3] Magnitudes of Galactic extinction in r-band (EXTINCTION_R) ((unassigned);phys.luminosity.fun;arith.grad;phys.dust)
  (1)Ai mag [0.005/2.5] Magnitudes of Galactic extinction in i-band (EXTINCTION_I) ((unassigned);phys.veloc.orbital;arith.diff;phys.dust)
  (1)Az mag [0.003/1.8] Magnitudes of Galactic extinction in i-band (EXTINCTION_Z) ((unassigned);(unassigned);(unassigned);phys.dust)
  (1)Fupsf   [-27.7/2882.1] PSF flux in u-band (PSFFLUX_U) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (1)Fgpsf   [-10.9/8313] PSF flux in g-band (PSFFLUX_G) ((unassigned);phys.veloc.orbital;arith.diff;stat.filling;(unassigned);(unassigned))
  (1)Frpsf   [-0.6/11314.1] PSF flux in r-band (PSFFLUX_R) (stat.fit.param;pos.wcs.ctype;arith.grad;stat.filling;(unassigned);(unassigned))
  (1)Fipsf   [-31.1/12356.4] PSF flux in i-band (PSFFLUX_I) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)Fzpsf   [-2.1/12640.6] PSF flux in z-band (PSFFLUX_Z) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVFu   [0/232.2] Inverse variance of point-spread function flux in u-band (PSFFLUX_IVAR_U) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVFg   [0/645.8] Inverse variance of point-spread function flux in g-band (PSFFLUX_IVAR_G) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)IVFr   [0/307.8] Inverse variance of point-spread function flux in r-band (PSFFLUX_IVAR_R) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVFi   [0/106.8] Inverse variance of point-spread function flux in i-band (PSFFLUX_IVAR_I) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVFz   [0/8] Inverse variance of point-spread function flux in z-band (PSFFLUX_IVAR_Z) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)CoAFu  (n) [-6.5/2882.1] Co-added point-spread function flux in u-band (PSFFLUX_CLEAN_U) ((unassigned);spect.dopplerVeloc.opt;arith;stat.filling;(unassigned);(unassigned))
  (1)CoAFg  (n) [-11/8313] Co-added point-spread function flux in g-band (PSFFLUX_CLEAN_G) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)CoAFr  (n) [-3/11314.1] Co-added point-spread function flux in r-band (PSFFLUX_CLEAN_R) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)CoAFi  (n) [-4.4/12356.4] Co-added point-spread function flux in i-band (PSFFLUX_CLEAN_I) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)CoAFz  (n) [-19.8/12640.6] Co-added point-spread function flux in z-band (PSFFLUX_CLEAN_Z) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVCoAFu   [0/722.2] Inverse variance of co-added point-spread function flux in u-band (PSFFLUX_CLEAN_IVAR_U) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVCoAFg   [0/2902] Inverse variance of co-added point-spread function flux in g-band (PSFFLUX_CLEAN_IVAR_G) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVCoAFr   [0/1215.2] Inverse variance of co-added point-spread function flux in r-band (PSFFLUX_CLEAN_IVAR_R) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVCoAFi   [0/579.1] Inverse variance of co-added point-spread function flux in i-band (PSFFLUX_CLEAN_IVAR_I) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (1)IVCoAFz   [0/36] Inverse variance of co-added point-spread function flux in z-band (PSFFLUX_CLEAN_IVAR_Z) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)f_CoAFu   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_U) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)f_CoAFg   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_G) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)f_CoAFr   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_R) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)f_CoAFi   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_I) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)f_CoAFz   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_Z) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)zBest1  (n) [0.06/5.5] First zBest value (ZBEST1) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest2  (n) [0.1/3.6] Second zBest value (ZBEST2) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest3  (n) [0.06/4.9] Third zBest value (ZBEST3) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest4  (n) [0.1/5.2] Fourth zBest value (ZBEST4) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest5  (n) [-8/5] Fifth zBest value (ZBEST5) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest6  (n) [0.1/4.2] Sixth zBest value (ZBEST6) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest7  (n) [5.7/6.5] Seventh zBest value (ZBEST7) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest8  (n) [0.03/5.9] Eighth zBest value (ZBEST8) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)zBest9  (n) [0.1/3.9] Ninth zBest value (ZBEST9) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest10  (n) [-1/6.3] Tenth zBest value (ZBEST10) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest11  (n) [0.3/5.5] Eleventh zBest value (ZBEST11) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest12  (n) [0.07/3.6] Twelfth zBest value (ZBEST12) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest13  (n) [3.8/5.1] Thirteenth zBest value (ZBEST13) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zBest14  (n) [0.1/4.2] Fourtheenth zBest value (ZBEST14) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)r_zBest   [1/10113] Redshift source flag (SOURCEBIT) (Note 3)   ((unassigned);(unassigned);(unassigned);phys.veloc.dispersion;€?**ucdid=0**?)
   (ALL)Uni   [0/1] Indicates whether the SDSS object fell in the "uniform" selection area (SDSS_UNIFORM) (Note 4)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)QSO   [0/1] AGES flag (AGES_QSO) (Note 5)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)Code06   [-782208/786384] AGES flag (AGES_CODE06) (Note 5)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)zphlo   [-1/6] Minimum photometric redshift (KDE_ZPHOTLO) (Note 6)   ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zphhi   [-1/6.5] Maximum photometric redshift (KDE_ZPHOTHI) (Note 6)   ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (1)zphP   [-1/1] Photometric redshift probability (6) (KDE_ZPHOTPROB) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (1)UV?   [0/1] Flag indicating a UV-excess or low-redshift source (KDE_LOWZORUVX) (Note 6)   ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (1)zpkP   [0/1] Peak of the redshift probability (XDQSOZ_PEAKPROB) (Note 7)   ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  (1)zpkFWHM   [0/3.2] FWHM of the redshift peak (7) (XDQSOZ_PEAKFWHM) ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (1)Npk   [0/8] Number of peaks in photo-z distribution (XDQSOZ_NPEAKS) (Note 7)   ((unassigned);(unassigned);(unassigned);src.var)
   (ALL)Sloan (char) Display the online SDSS data for the nearest object ((unassigned);(unassigned);(unassigned);pos.geocentric)
  (2)Class (char) Spectral classification (QSO, GALAXY, STAR, CELG, ??, or U) (Note 1)   ((unassigned);(unassigned);(unassigned);phys.atmol.sweight;meta.main)
  (2)zsp  (n) [0/6.7] Spectroscopic redshift ((unassigned);(unassigned);(unassigned);pos.parallax;meta.main)
  (2)umag mag [15/31.7] SDSS u-band AB magnitude, corrected for Galactic extinction ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_umag mag (n) [0.003/99.99] Error on u-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)gmag mag [15/27.4] SDSS g-band AB magnitude, corrected for Galactic extinction ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_gmag mag [0.003/44] Error on g-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)rmag mag [15/25.9] SDSS r-band AB magnitude, corrected for Galactic extinction ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_rmag mag [0.002/18] Error on r-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)imag mag [14.9/25] SDSS i-band AB magnitude, corrected for Galactic extinction ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_imag mag [0.002/21] Error on i-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)zmag mag [15/24.5] SDSS z-band AB magnitude, corrected for Galactic extinction ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_zmag mag [0.003/16] Error on z-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)3.6mag mag [12.8/23.8] 3.6um AB magnitude, corrected for Galactic extinction ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_3.6mag mag [0.02/0.7] Error on 3.6um magnitude ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)4.5mag mag [12.5/24.2] 4.5um AB magnitude, corrected for Galactic extinction ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_4.5mag mag [0.01/0.7] Error on 4.5um magnitude ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Fu 3.63uJy [-101/810] SDSS u-band flux density in nanomaggies ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Fu 3.63uJy [0.04/100] Error in u-band flux density ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Fg 3.63uJy [-1/759] SDSS g-band flux density in nanomaggies ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Fg 3.63uJy [0.02/54] Error in g-band flux density ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Fr 3.63uJy [-0.3/805] SDSS r-band flux density in nanomaggies ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)e_Fr 3.63uJy [0.03/86] Error in r-band flux density ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Fi 3.63uJy [-0.3/979] SDSS i-band flux density in nanomaggies ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Fi 3.63uJy [0.04/163] Error in i-band flux density ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Fz 3.63uJy [-4/945] SDSS z-band flux density in nanomaggies ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Fz 3.63uJy [0.1/129] Error in z-band flux density ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)F3.6 uJy [1.1/25966] 3.6um flux density in microJy ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_F3.6 uJy [0.09/551] Error in 3.6um flux density ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)F4.5 uJy [0.8/35613] 4.5um flux density in microJy ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_F4.5 uJy [0.1/656] Error in 4.5um flux density ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)Ymag mag (n) [14.6/26] Y-band Vega magnitude from UKIDSS or VHS (Note 2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Ymag mag (n) [0.003/46] Error in Y-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)Jmag mag (n) [13.9/21] J-band Vega magnitude from UKIDSS or VHS (Note 2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Jmag mag (n) [0.002/0.5] Error in J-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)Hmag mag (n) [13.2/20.3] H-band Vega magnitude from UKIDSS or VHS (Note 2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Hmag mag (n) [0.002/0.6] Error in H-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)Kmag mag (n) [11.8/19.6] K-band Vega magnitude from UKIDSS or VHS (Note 2)   ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_Kmag mag (n) [0.001/0.7] Error in K-band magnitude ((unassigned);(unassigned);(unassigned);time.age;stat.probability;(unassigned);(unassigned))
  (2)FUV mag (n) [13.7/24.8] GALEX FUV magnitude (AB) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_FUV mag (n) [0.008/0.6] Error in FUV magnitude ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)NUV mag (n) [13.8/24.8] GALEX NUV magnitude (AB) ((unassigned);(unassigned);(unassigned);stat.filling;(unassigned);(unassigned))
  (2)e_NUV mag (n) [0.004/0.5] Error in NUV magnitude ((unassigned);(unassigned);(unassigned);time.age;meta.main)
  (2)gisig  (n) [-1/1] Indicator of distance from mean g-i color at ZHOTBEST (GI_SIGMA) ((unassigned);(unassigned);(unassigned);pos.bodyrc.lon;meta.main)
  (2)den*   [0/1.2] Star density from KDE algorithm ((unassigned);(unassigned);(unassigned);pos.bodyrc.lon;meta.main)
  (2)denq   [0/402] Quasar density from KDE algorithm ((unassigned);(unassigned);(unassigned);pos.bodyrc.lon;meta.main)
  (2)b_zphO   [0/100] Minimum photometric redshift [ugriz] ((unassigned);(unassigned);(unassigned);(unassigned);arith.ratio)
  (2)zphO   [0.005/100] Best photometric redshift [ugriz] (ZPHOTBEST) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)

ALL cols		    
(n) indicates a possible blank or NULL column(i)indexed column
  (2)B_zphO   [0.01/100] Maximum photometric redshift [ugriz] ((unassigned);(unassigned);(unassigned);(unassigned);pos.phaseAng;meta.main)
  (2)zphOP   [0.005/100] Probability of ZPHOTBEST being between min and max (ZPHOTPROB) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  (2)b_zphIR  (n) [0/6] Minimum photometric redshift [ugrizJHK] ((unassigned);(unassigned);(unassigned);(unassigned);arith.ratio)
  (2)zphIR  (n) [0.05/6.3] Best photometric redshift (ugrizJHK) (ZPHOTBESTJHK) ((unassigned);(unassigned);(unassigned);(unassigned);meta.main)
  (2)B_zphIR  (n) [0.02/6.3] Maximum photometric redshift (ugrizJHK) (ZPHOTMAXJHK) ((unassigned);(unassigned);(unassigned);(unassigned);pos.phaseAng;meta.main)
  (2)zphIRP  (n) [0.2/1] Probability of ZPHOTBESTJHK being between min and max (ZPHOTPROBJHK) ((unassigned);(unassigned);(unassigned);phys.polarization.circular;meta.main)
  (2)Leg   [0/1] Indicates if object is in the SDSS Legacy footprint ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (2)Prim   [0/673192456] SDSS primary target selection flag; see Richards et al. (2002AJ....123.2945R) ((unassigned);(unassigned);(unassigned);pos.eq.dec)
  (2)pm mas/yr (n) [0.005/193] Proper motion in milliarcseconds per year ((unassigned);(unassigned);(unassigned);instr.offset;meta.main)
  (2)DB   [1/7] Bitwise flag indicating low-z (20), mid-z (21), and high-z (22) sources ((unassigned);(unassigned);(unassigned);pos.eq.dec)

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