VizieR

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

VizieR

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VII/250/2dfgrs The 2dF Galaxy Redshift Survey (2dFGRS) (2dFGRS Team, 1998-2003)
Best observations of 2dFGRS (low-quality redshifts are written in red) (245591 rows)
  SeqNum=026289
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200001 57 55.3400 "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)
_DEJ2000-32 59 13.100 "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)
_RAB195001 55 42.8361 "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)
_DEB1950-33 13 47.964 "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)
_Glon239.1312771 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-74.4902819 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)
13563recno 13563  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqNum026289  (i) 2dFGRS serial number (SEQNUM) (meta.id)
o_SeqNum1   [1,6] Number of spectra obtained (meta.number)
NameTGS512Z054  (i) 2dFGRS name (NAME) (meta.id;meta.main)
UKST354  UKST plate number (IFIELD) (obs.field)
RAJ200001 57 55.34 "h:m:s" (i) Right ascension (J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-32 59 13.1 "d:m:s" (i) Declination (J2000, degrees) (pos.eq.dec;meta.main)
Bjmag14.514 mag Final bj magnitude (BJG) (Note 1)   (phot.mag;em.opt.B)
Bjsel14.430 mag Final bj magnitude corrected from extinction (BJSEL) (Note G2)   (phot.mag;em.opt.B)
Bjmag.o14.450 mag Original bj magnitude (BJG_OLD) (Note 1)   (phot.mag;em.opt.B)
Bjsel.o14.400 mag Original bj magnitude corrected from extinction (BJSELOLD) (phot.mag;em.opt.B)
Gext 0.084 mag Galactic extinction value (GALEXT) (phys.absorption)
Bjmag.S13.867 mag SuperCosmos bj magnitude (SB_BJ) (Note 1)   (phot.mag;em.opt.B)
Rmag.S13.026 mag SuperCosmos R magnitude (SR_R) (Note 1)   (phot.mag;em.opt.R)
ObsRun99OCT  Observation run of best spectrum (OBSRUN) (obs.param;obs)
z.obs 0.0128   Best redshift (observed) (Z) (Note 2)   (src.redshift;pos.heliocentric)
z 0.0128   Best redshift (heliocentric) (Z_HELIO) (Note 2)   (src.redshift)
q_z4   [1,5] Redshift quality for best spectrum (reliable redshifts have quality≥3) (Note 2)   (meta.code.qual;src.redshift)
n_z1  Redshift type (abs=1, emi=2, man=3) (ABEMMA) (meta.note)
z.abs 0.0128   Cross-correlation redshift (Z_ABS) (Note 2)   (src.redshift;pos.heliocentric)
T1  Cross-correlation template (KBESTR) (Note 2)   (stat.fit.param)
Rx13.57   Cross-correlation R value (R_CRCOR) (Note 2)   (stat.fit.param)
z.em    Emission redshift (Z_EMI) (Note 2)   (src.redshift;pos.heliocentric)
o_z.em0  Number of emission lines for Z_EMI (NMBEST) (Note 2)   (meta.number)
SNR 74.7  Median signal to noise ratio per pixel (Note 2)   (em.wl.central;stat.median)
eta -2.4292   Eta spectral type parameter from best spectrum (ETA_TYPE) (Note G1)   (stat.fit.param)

SpSp  Show the Image and annotated Spectrum of this 2dF Object (meta.ref.url)
  
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