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VizieR

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J/MNRAS/392/19/2slaqqso The 2dF-SDSS QSO survey (Croom+, 2009)
2SLAQ spectroscopic catalogue, built using add_IDs.pl version 1.2 (2008/02/16) (54457 rows)
  recno=45956
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200000 43 36.39693 "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)
_DEJ2000-00 46 07.6620 "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)
_RAB195000 41 02.82324 "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 02 32.6920 "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)
_Glon118.52970386 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-63.57358566 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)
45956recno 45956  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NameJ004336.39-004607.6  (i) Source name (JHHMMSS.ss+DDMMSS.s) (not identical to SDSS name) (meta.id;meta.main)

n_Name   r indicates several observations in repeats file (meta.ref.url)

Pr6   [3/6] Configuration priority for 2dF (meta.code)
Run3325  SDSS Run number (meta.id)
Rerun41  SDSS Rerun number (meta.id)
Camcol2  SDSS camera number (meta.id)
Field181  SDSS Field number (meta.id)
ID 250  SDSS object id within a field (meta.id)
umag21.745 mag SDSS PSF u magnitude (Note 1)   (phot.mag;em.opt.U)
e_umag 0.244 mag rms uncertainty on umag (stat.error;phot.mag;em.opt.U)
gmag21.411 mag SDSS PSF g magnitude (Note 1)   (phot.mag;em.opt.B)
e_gmag 0.066 mag rms uncertainty on gmag (stat.error;phot.mag;em.opt.B)
rmag21.173 mag SDSS PSF r magnitude (Note 1)   (phot.mag;em.opt.R)
e_rmag 0.061 mag rms uncertainty on rmag (stat.error;phot.mag;em.opt.R)
imag21.004 mag SDSS PSF i magnitude (Note 1)   (phot.mag;em.opt.I)
e_imag 0.070 mag rms uncertainty on imag (stat.error;phot.mag;em.opt.I)
zmag20.791 mag SDSS PSF z magnitude (Note 1)   (phot.mag;em.opt.I)
e_zmag 0.250 mag rms uncertainty on zmag (stat.error;phot.mag;em.opt.I)
ured 0.104 mag Extinction in u band (phot.color.excess)
gred 0.077 mag Extinction in g band (phot.color.excess)
rred 0.056 mag Extinction in r band (phot.color.excess)
ired 0.042 mag Extinction in i band (phot.color.excess)
zred 0.030 mag Extinction in z band (phot.color.excess)
S/G 1.00   SDSS Bayesian star-galaxy classification probability (meta.code.class;stat.probability)
Cl3   [3,6] SDSS Object image morphology classification. 3 = galaxy, 6 = star (src.class.starGalaxy)
zem.S    SDSS emission spectroscopic redshift (src.redshift;pos.heliocentric)
q_zem.S 0.0000   [0/1] SDSS spectroscopic quality flag, from 0 (bad) to 1 (good) (meta.code.qual)
ID.S-   SDSS spectroscopic classification (src.class)
bj  mag 2QZ bJ magnitude (Smith et al. 2005MNRAS.359...57S) (phot.mag;em.opt.B)
zem2q    2QZ emission spectroscopic redshift (Croom et al., Cat. VII/241) (src.redshift;pos.heliocentric)
q_zem2q0   2QZ redshift quality flag (Note 2)   (meta.code.qual)
ID2q-   2QZ spectroscopic classification (src.class)
q_ID2q    2QZ ID quality flag (Note 2)   (meta.code.qual)
2QZ   2QZ name (JHHMMSS.s+DDMMSS, Cat. VII/241) (meta.id)
z2S 0.1757   2SLAQ spectroscopic redshift (src.redshift;pos.heliocentric)
q_z2S1   2SLAQ redshift quality flag (Note 2)   (meta.code.qual)
ID2SNELG   2SLAQ spectroscopic ID (i.e. QSO, NELG, star etc.) (src.class)
q_ID2S1   2SLAQ ID quality flag (Note 2)   (meta.code.qual)
Date2004-10-09 "Y:M:D" 2SLAQ spectroscopic observation date (time.epoch;obs)
Fl2Ss48   2SLAQ spectroscopic field (obs.field)
Fb2S156   [0/357] 2SLAQ spectroscopic fibre number (meta.note)
S/N 2.58  2SLAQ spectroscopic S/N in a 4000-5000Å band (stat.snr)
dmag 0.21 mag 2SLAQ (gm mag)-(fibre mag) relative to mean zero point in field (phot.mag)
FX 0.0000 10-16W/m2 RASS X-ray flux (in 10–13erg/cm2/s) (phot.flux;em.X-ray)
F1.4 0.0 mJy FIRST 1.4 GHz Radio flux (phot.flux.density;em.radio.750-1500MHz)
n_F1.40   [0/3] FIRST morphology (Note 3)   (meta.note)
Com-   2SLAQ comment on spectrum (meta.note)

DR7DR7  Details from SDSS-DR7 (Adelman-McCarthy et al., Cat. II/294) (meta.ref.url)
SDSSSDSS  Display the SDSS data from the SDSS pages (meta.ref.url)

RAJ2000010.901654 deg (i) Right ascension in decimal degrees (J2000) (pos.eq.ra;meta.main)
DEJ2000-00.768795 deg (i) Declination in decimal degrees (J2000) (pos.eq.dec;meta.main)
  
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