VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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VII/260/dr7qso The SDSS-DR7 quasar catalog (Schneider+, 2010)
The SDSS quasar catalog V, DR7 (table2 of the paper) (105783 rows)
  recno=92417
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ColumnValue  Explain   (UCD)
_RAJ200016 05 01.2099 "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)
_DEJ2000-01 12 20.689 "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)
_RAB195016 02 26.2654 "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)
_DEB1950-01 04 13.879 "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)
_Glon009.6663563 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+35.5358340 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)
92417recno 92417  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SDSS160501.20-011220.6  SDSS DR7 object designation (1) (linked to details from SDSS site) (Note)   (meta.id;meta.main)
z 4.9218  SDSS redshift (src.redshift)
umag 25.328 mag BEST SDSS u band PSF magnitude (Note 2)   (phot.mag;em.opt.U)
e_umag 0.680 mag Error in umag (stat.error;phot.mag;em.opt.U)
gmag 26.298 mag BEST SDSS g band PSF magnitude (Note 2)   (phot.mag;em.opt.B)
e_gmag 0.403 mag Error in gmag (stat.error;phot.mag;em.opt.B)
rmag 22.549 mag BEST SDSS r band PSF magnitude (Note 2)   (phot.mag;em.opt.R)
e_rmag 0.151 mag Error in rmag (stat.error;phot.mag;em.opt.R)
imag 19.805 mag BEST SDSS i band PSF magnitude (Note 2)   (phot.mag;em.opt.I)
e_imag 0.027 mag Error in imag (stat.error;phot.mag;em.opt.I)
zmag 19.861 mag BEST SDSS z band PSF magnitude (Note 2)   (phot.mag;em.opt.I)
e_zmag 0.083 mag Error in zmag (stat.error;phot.mag;em.opt.I)
Au 1.025 mag Galactic extinction in u filter (Note 3)   (phys.absorption)
logHI 20.923 [cm-2] Log of Galactic HI column density (phys.columnDensity;pos.galactic)
F20cm  mag FIRST 20cm peak flux density (Note 4)   (phot.flux.density;em.radio.750-1500MHz)
w_F20cm 0.000  Signal-to-Noise ratio for F20cm (stat.weight)
sepR 0.000 arcsec SDSS/FIRST separation (pos;arith.diff)
logX  [ct/s] RASS BSC/FSC full band count rate (Note 5)   (phot.count;em.X-ray)
w_logX 0.000  Signal-to-Noise ratio for logX (stat.weight)
sepX 0.000 arcsec SDSS/RASS separation (pos;arith.diff)
Jmag  mag 2MASS J band magnitude (Note 6)   (phot.mag;em.IR.J)
e_Jmag  mag Error in Jmag (stat.error;phot.mag;em.IR.J)
Hmag  mag 2MASS H band magnitude (Note 6)   (phot.mag;em.IR.H)
e_Hmag  mag Error in Hmag (stat.error;phot.mag;em.IR.H)
Kmag  mag 2MASS KS band magnitude (Note 6)   (phot.mag;em.IR.K)
e_Kmag  mag Error in Kmag (stat.error;phot.mag;em.IR.K)
sepIR 0.000 arcsec SDSS/2MASS separation (pos;arith.diff)
f2M 0   [0/26] 2MASS flags (Note 7)   (meta.code.error)
iMAG -27.949 mag Absolute SDSS i band magnitude (Note 8)   (phys.magAbs;em.opt.I)
D(g-i) 1.653 mag Offset of quasar (g-i) from distribution (g-i) mode (Note 9)   (stat.fit.residual)
Mph 0   [0/1] Morphology flag (1=extended source) (src.class.starGalaxy)
S1 0   [0/1] SCIENCEPRIMARY flag (1=SCIENCEPRIMARY) (meta.code)
mode 2   [0/3] SDSS MODE flag for blends, overlapping scans (Note 10)   (meta.code.class)
utf 0   [0/1] Uniform target selection flag (Note 11)   (meta.code)
TflagB00000001  BEST target selection flag (hexadecimal) (meta.code)
Lz 0   [0/1] Low-z Quasar, color selection only, target flag (1=targeted as Low-z Quasar) (meta.code)
Hz 1   [0/1] High-z Quasar, color selection only, target flag (1=targeted as High-z Quasar) (meta.code)
fR 0   [0/1] FIRST target flag (1=targeted) (meta.code)
fX 0   [0/1] ROSAT target flag (1=targeted) (meta.code)
fS 0   [0/1] Serendipity target flag (1=targeted) (meta.code)
f* 0   [0/1] Star target flag (1=targeted) (meta.code)
fG 0   [0/1] Galaxy target flag (1=targeted) (meta.code)
run 752  SDSS imaging run number for photometric measurements (meta.id)
MJD-im 51258 d Modified Julian Date of imaging observation (time.epoch)
MJD-sp 51693 d Modified Julian Date of spectroscopic observation (time.epoch)
Plate 344  Spectroscopic Plate number (meta.id;instr.plate)
Fiber 54  Spectroscopic Fiber number (meta.id)
rerun 40  SDSS Photometric Processing Rerun number (meta.id)
Cam 1   [1/6] SDSS Camera Column number (meta.id;instr)
Frame 653  SDSS Frame number (obs.field)
obj 637  SDSS Object number (meta.id)
Tflag00000001  TARGET target selection flag (hexadecimal) (meta.code)
LzT 0   [0/1] Low-z Quasar, color selection only, target flag (1=targeted as Low-z Quasar) (meta.code)
HzT 1   [0/1] High-z Quasar, color selection only, target flag (1=targeted as High-z Quasar) (meta.code)
fRT 0   [0/1] FIRST target flag (1=targeted) (meta.code)
fXT 0   [0/1] ROSAT target flag (1=targeted) (meta.code)
fST 0   [0/1] Serendipity target flag (1=targeted) (meta.code)
f*T 0   [0/1] Star target flag (1=targeted) (meta.code)
fGT 0   [0/1] Galaxy target flag (1=targeted) (meta.code)
uTmag 25.426 mag TARGET SDSS u band PSF magnitude (Note 2)   (phot.mag;em.opt.U)
e_uTmag 0.721 mag Error in uTmag (stat.error;phot.mag)
gTmag 26.398 mag TARGET SDSS g band PSF magnitude (Note 2)   (phot.mag;em.opt.B)
e_gTmag 0.389 mag Error in gTmag (stat.error;phot.mag)
rTmag 22.506 mag TARGET SDSS r band PSF magnitude (Note 2)   (phot.mag;em.opt.R)
e_rTmag 0.149 mag Error in rTmag (stat.error;phot.mag)
iTmag 19.784 mag TARGET SDSS i band PSF magnitude (Note 2)   (phot.mag;em.opt.I)
e_iTmag 0.023 mag Error in iTmag (stat.error;phot.mag)
zTmag 19.878 mag TARGET SDSS z band PSF magnitude (Note 2)   (phot.mag;em.opt.I)
e_zTmag 0.084 mag Error in zTmag (stat.error;phot.mag)
prevIDSDSS J160501.20-011220.7  Previously published name (Note 12)   (meta.id)

BHBH  Display the black hole mass estimates from Shen et al. 2008, Cat. J/ApJ/680/169 (meta.ref.url)
DR7DR7  Display the detailed photometry from SDSS-DR7 (Cat. II/294) (meta.ref.url)
2MASS2MASS  Display the 2MASS data (meta.ref.url)
XX  Display the X-ray sources closer than 1' (meta.ref.url)
RadioRadio  Display the radio sources closer than 1' (meta.ref.url)

RAJ2000241.25504 deg (i) Right Ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
DEJ2000-01.20575 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  
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