VizieR

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VizieR

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J/ApJS/219/39/master QSOs selection from SDSS and WISE (Richards+, 2015)
*Master quasar catalog (table 1) (original column names in green) (1604577 rows)
  recno=450301
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200009 45 11.09973 "h:m:s" Right ascension (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEJ2000+46 29 33.3170 "d:m:s" Declination (FK5, Equinox=J2000.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_RAB195009 41 57.73406 "h:m:s" Right ascension (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.ra)
_DEB1950+46 43 22.8037 "d:m:s" Declination (FK4, Equinox=B1950.0) (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.eq.dec)
_Glon172.25360092 deg Galactic longitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lon)
_Glat+48.76304754 deg Galactic latitude (computed by VizieR, not part of the original data. The format may include more digits than the original data because of internal accuracy requirements in VizieR and across other CDS services) (pos.galactic.lat)
450301recno 450301  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

RAJ2000146.296249 deg (i) Right ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
DEJ2000+46.492588 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)

C 1  Link to photometry details for this QSO candidate (meta.ref.url)

Run2830   [94/8162] SDSS run number (Note 1)   (meta.id;meta.main)
Rerun301   [301] SDSS rerun number (meta.id;obs)
Camcol6   [1/6] SDSS camera column (meta.id;instr)
Field250   [11/999] SDSS field number (meta.id;obs.field)
ID 256   [1/8138] SDSS ID number within the field (meta.id;obs.field)
OBJC_TYPE6   [3/6] SDSS object type (stellar=3, extended=6) (OBJC_TYPE) (src.class)
OBJC_FLAGS 268435712  SDSS object flags (OBJC_FLAGS) (Note 2)   (meta.code.error)
OBJC_FLAGS2 16  SDSS object flags (OBJC_FLAGS2) (meta.code.error)
EXTINCTION_U 0.055 mag [0.01/6.2] Magnitudes of Galactic extinction in u-band (EXTINCTION_U) (phys.absorption)
EXTINCTION_G 0.040 mag [0.009/4.6] Magnitudes of Galactic extinction in g-band (EXTINCTION_G) (phys.absorption)
EXTINCTION_R 0.029 mag [0.006/3.3] Magnitudes of Galactic extinction in r-band (EXTINCTION_R) (phys.absorption)
EXTINCTION_I 0.022 mag [0.005/2.5] Magnitudes of Galactic extinction in i-band (EXTINCTION_I) (phys.absorption)
EXTINCTION_Z 0.016 mag [0.003/1.8] Magnitudes of Galactic extinction in i-band (EXTINCTION_Z) (phys.absorption)
PSFFLUX_U 3.6   [-27.7/2882.1] PSF flux in u-band (PSFFLUX_U) (phot.mag;em.opt.U)
PSFFLUX_G 3.1   [-10.9/8313] PSF flux in g-band (PSFFLUX_G) (phot.mag;em.opt.B)
PSFFLUX_R 3.7   [-0.6/11314.1] PSF flux in r-band (PSFFLUX_R) (phot.mag;em.opt.R)
PSFFLUX_I 4.3   [-31.1/12356.4] PSF flux in i-band (PSFFLUX_I) (phot.mag;em.opt.I)
PSFFLUX_Z 5.5   [-2.1/12640.6] PSF flux in z-band (PSFFLUX_Z) (phot.mag;em.opt.I)
PSFFLUX_IVAR_U 14.2   [0/232.2] Inverse variance of point-spread function flux in u-band (PSFFLUX_IVAR_U) (phot.mag;em.opt.U)
PSFFLUX_IVAR_G 92.5   [0/645.8] Inverse variance of point-spread function flux in g-band (PSFFLUX_IVAR_G) (phot.mag;em.opt.B)
PSFFLUX_IVAR_R 61.3   [0/307.8] Inverse variance of point-spread function flux in r-band (PSFFLUX_IVAR_R) (phot.mag;em.opt.R)
PSFFLUX_IVAR_I 23.1   [0/106.8] Inverse variance of point-spread function flux in i-band (PSFFLUX_IVAR_I) (phot.mag;em.opt.I)
PSFFLUX_IVAR_Z 1.9   [0/8] Inverse variance of point-spread function flux in z-band (PSFFLUX_IVAR_Z) (phot.mag;em.opt.I)
PSFFLUX_CLEAN_U 3.6   [-6.5/2882.1] Co-added point-spread function flux in u-band (PSFFLUX_CLEAN_U) (phot.mag;em.opt.U)
PSFFLUX_CLEAN_G 3.1   [-11/8313] Co-added point-spread function flux in g-band (PSFFLUX_CLEAN_G) (phot.mag;em.opt.B)
PSFFLUX_CLEAN_R 3.7   [-3/11314.1] Co-added point-spread function flux in r-band (PSFFLUX_CLEAN_R) (phot.mag;em.opt.R)
PSFFLUX_CLEAN_I 4.3   [-4.4/12356.4] Co-added point-spread function flux in i-band (PSFFLUX_CLEAN_I) (phot.mag;em.opt.I)
PSFFLUX_CLEAN_Z 5.5   [-19.8/12640.6] Co-added point-spread function flux in z-band (PSFFLUX_CLEAN_Z) (phot.mag;em.opt.I)
PSFFLUX_CLEAN_IVAR_U 14.2   [0/722.2] Inverse variance of co-added point-spread function flux in u-band (PSFFLUX_CLEAN_IVAR_U) (phot.mag;em.opt.U)
PSFFLUX_CLEAN_IVAR_G 92.5   [0/2902] Inverse variance of co-added point-spread function flux in g-band (PSFFLUX_CLEAN_IVAR_G) (phot.mag;em.opt.B)
PSFFLUX_CLEAN_IVAR_R 61.3   [0/1215.2] Inverse variance of co-added point-spread function flux in r-band (PSFFLUX_CLEAN_IVAR_R) (phot.mag;em.opt.R)
PSFFLUX_CLEAN_IVAR_I 23.1   [0/579.1] Inverse variance of co-added point-spread function flux in i-band (PSFFLUX_CLEAN_IVAR_I) (phot.mag;em.opt.I)
PSFFLUX_CLEAN_IVAR_Z 1.9   [0/36] Inverse variance of co-added point-spread function flux in z-band (PSFFLUX_CLEAN_IVAR_Z) (phot.mag;em.opt.I)
PSF_CLEAN_NUSE_U 1   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_U) (meta.code)
PSF_CLEAN_NUSE_G 1   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_G) (meta.code)
PSF_CLEAN_NUSE_R 1   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_R) (meta.code)
PSF_CLEAN_NUSE_I 1   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_I) (meta.code)
PSF_CLEAN_NUSE_Z 1   [0/35] Flag indicating whether co-added (CLEAN) flux should be used (PSF_CLEAN_NUSE_Z) (meta.code)
ZBEST1    [0.06/5.5] First zBest value (ZBEST1) (src.redshift.phot)
ZBEST2    [0.1/3.6] Second zBest value (ZBEST2) (src.redshift.phot)
ZBEST3    [0.06/4.9] Third zBest value (ZBEST3) (src.redshift.phot)
ZBEST4    [0.1/5.2] Fourth zBest value (ZBEST4) (src.redshift.phot)
ZBEST5    [-8/5] Fifth zBest value (ZBEST5) (src.redshift.phot)
ZBEST6    [0.1/4.2] Sixth zBest value (ZBEST6) (src.redshift.phot)
ZBEST7    [5.7/6.5] Seventh zBest value (ZBEST7) (src.redshift.phot)
ZBEST8    [0.03/5.9] Eighth zBest value (ZBEST8) (src.redshift.phot)
ZBEST9    [0.1/3.9] Ninth zBest value (ZBEST9) (src.redshift.phot)
ZBEST10 2.025   [-1/6.3] Tenth zBest value (ZBEST10) (src.redshift.phot)
ZBEST11    [0.3/5.5] Eleventh zBest value (ZBEST11) (src.redshift.phot)
ZBEST12    [0.07/3.6] Twelfth zBest value (ZBEST12) (src.redshift.phot)
ZBEST13    [3.8/5.1] Thirteenth zBest value (ZBEST13) (src.redshift.phot)
ZBEST14    [0.1/4.2] Fourtheenth zBest value (ZBEST14) (src.redshift.phot)
SOURCEBIT 512   [1/10113] Redshift source flag (SOURCEBIT) (Note 3)   (meta.ref;pos.frame)
SDSS_UNIFORM0   [0/1] Indicates whether the SDSS object fell in the "uniform" selection area (SDSS_UNIFORM) (Note 4)   (meta.code)
AGES_QSO0   [0/1] AGES flag (AGES_QSO) (Note 5)   (meta.code)
AGES_CODE06 0   [-782208/786384] AGES flag (AGES_CODE06) (Note 5)   (meta.code)
KDE_ZPHOTLO 1.71   [-1/6] Minimum photometric redshift (KDE_ZPHOTLO) (Note 6)   (src.redshift.phot)
KDE_ZPHOTHI 2.15   [-1/6.5] Maximum photometric redshift (KDE_ZPHOTHI) (Note 6)   (src.redshift.phot)
KDE_ZPHOTPROB 0.68   [-1/1] Photometric redshift probability (6) (KDE_ZPHOTPROB) (stat.fit.goodness)
KDE_LOWZORUVX1   [0/1] Flag indicating a UV-excess or low-redshift source (KDE_LOWZORUVX) (Note 6)   (meta.code)
XDQSOZ_PEAKPROB 0.00   [0/1] Peak of the redshift probability (XDQSOZ_PEAKPROB) (Note 7)   (stat.fit.goodness)
XDQSOZ_PEAKFWHM 0.00   [0/3.2] FWHM of the redshift peak (7) (XDQSOZ_PEAKFWHM) (stat.error)
XDQSOZ_NPEAKS0   [0/8] Number of peaks in photo-z distribution (XDQSOZ_NPEAKS) (Note 7)   (meta.number)

SloanSloan  Display the online SDSS data for the nearest object (meta.ref.url)
  
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Rules of usage of VizieR data

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