VizieR

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VizieR

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VII/250/parent The 2dF Galaxy Redshift Survey (2dFGRS) (2dFGRS Team, 1998-2003)
Details of source observations (low-quality redshifts are written in red) (407834 rows)
  recno=277949
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ColumnValue  Explain   (UCD)
_RAJ200023 14 47.154 "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)
_DEJ2000-27 54 18.18 "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)
_RAB195023 12 06.205 "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)
_DEB1950-28 10 40.00 "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)
_Glon025.239049 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-68.590958 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)
277949recno 277949  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqNum124122  (i) Assigned sequence number to this object; determines the FITS filename (SEQNUM.fits) (meta.id)
RArad348.0259 deg (i) Right ascension (B1950), radians (pos.eq.ra;meta.main)
DErad-28.1778 deg (i) Declination (B1950), radians (pos.eq.dec;meta.main)
Bjsel17.428 mag (BJSEL) Final bj magnitude (Note 1)   (phot.mag;em.opt.B)
bjlim19.327 mag 2dFGRS bj magnitude limit of this area (Note 2)   (phot.mag)
z.obs 0.10431   Best redshift (observed) (src.redshift;pos.heliocentric)
z 0.10437   Best redshift (heliocentric) (src.redshift)
q_z 4   [1,5] Redshift quality parameter (reliable redshifts have quality≥3) (meta.code.qual;src.redshift)
Bjmag17.524 mag Final bj without extinction correction (BJG) (phot.mag;em.opt.B)
Bj.ori17.49 mag Original bj magnitude with extinction correction (BJSELOLD) (phot.mag;em.opt.B)
Bj.old17.56 mag Original bj magnitude without extinction correction (BJG_OLD) (phot.mag;em.opt.B)
UKST470  UKST plate number (IFIELD) (obs.field)
obsfld188   Observed field number (OBSFLD(4:6)) (meta.id;obs.field)
GRSdate1999-07-19 "Y:M:D" Observation date (GRSDATE) (time.epoch)
eta -0.009   Spectral type parameter (ETA_TYPE) (Note G1)   (stat.fit.param)
Pl 0   [0,1] 2dF plate (0 or 1) (PLATE) (meta.note)
e 0.525  Eccentricity of the image (ECCENT) (src.orbital.eccentricity)
ora120 deg [0,180[ Orientation angle E-(N)-W (ORIENT) (pos.posAng)
jon    Eyeball classification (JON) (Note G3)   (src.morph)
area 651 pix Isophotal area in pixels (AREA) (phys.angSize)

_RA.icrs348.6965 deg (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-27.9050 deg (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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