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=047707
Post annotation about this record
ColumnValue  Explain   (UCD)
_RAJ200022 37 51.4200 "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)
_DEJ2000-37 13 52.100 "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)
_RAB195022 34 59.4477 "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)
_DEB1950-37 29 28.440 "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)
_Glon004.6935694 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-60.1692282 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)
26078recno 26078  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

SeqNum047707  (i) 2dFGRS serial number (SEQNUM) (meta.id)
o_SeqNum1   [1,6] Number of spectra obtained (meta.number)
NameTGS591Z027  (i) 2dFGRS name (NAME) (meta.id;meta.main)
UKST405  UKST plate number (IFIELD) (obs.field)
RAJ200022 37 51.42 "h:m:s" (i) Right ascension (J2000, hours) (pos.eq.ra;meta.main)
DEJ2000-37 13 52.1 "d:m:s" (i) Declination (J2000, degrees) (pos.eq.dec;meta.main)
Bjmag14.419 mag Final bj magnitude (BJG) (Note 1)   (phot.mag;em.opt.B)
Bjsel14.356 mag Final bj magnitude corrected from extinction (BJSEL) (Note G2)   (phot.mag;em.opt.B)
Bjmag.o14.260 mag Original bj magnitude (BJG_OLD) (Note 1)   (phot.mag;em.opt.B)
Bjsel.o14.220 mag Original bj magnitude corrected from extinction (BJSELOLD) (phot.mag;em.opt.B)
Gext 0.063 mag Galactic extinction value (GALEXT) (phys.absorption)
Bjmag.S14.641 mag SuperCosmos bj magnitude (SB_BJ) (Note 1)   (phot.mag;em.opt.B)
Rmag.S13.538 mag SuperCosmos R magnitude (SR_R) (Note 1)   (phot.mag;em.opt.R)
ObsRun00SEP  Observation run of best spectrum (OBSRUN) (obs.param;obs)
z.obs 0.0386   Best redshift (observed) (Z) (Note 2)   (src.redshift;pos.heliocentric)
z 0.0386   Best redshift (heliocentric) (Z_HELIO) (Note 2)   (src.redshift)
q_z5   [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 0.0387   Cross-correlation redshift (Z_ABS) (Note 2)   (src.redshift;pos.heliocentric)
T2  Cross-correlation template (KBESTR) (Note 2)   (stat.fit.param)
Rx16.16   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 90.9  Median signal to noise ratio per pixel (Note 2)   (em.wl.central;stat.median)
eta -2.2621   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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