VizieR

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VizieR

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J/ApJ/543/178/table2 Nearby Optical Galaxy (NOG) sample (Giuricin+, 2000)
Galaxy Members of the Hierarchical (H) Catalog of Groups (4404 rows)
  recno=535
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ColumnValue  Explain   (UCD)
_RAJ200002 21 52.620 "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)
_DEJ2000-20 49 27.67 "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)
_RAB195002 19 33.601 "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)
_DEB1950-21 03 07.00 "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)
_Glon200.830235 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-68.438156 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)
535recno 535  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NOGG 158  Nearby Optical Galaxy (NOG) group number (Note 1)   (meta.id.parent)
PGCGalPGC0008990  Name of galaxy member of the group, from Gourgoulhon et al. (1992A&A...255...69G) & Fouque et al. (1992A&AS...93..211F) (Note 2)   (meta.id;meta.main)
NameGalNGC899  Other name of "PGCGal" galaxy member (meta.id)
RAB195002 19 33.6 "h:m:s" (i) Galaxy member right Ascension (B1950) (pos.eq.ra;meta.main)
DEB1950-21 03 07 "d:m:s" (i) Galaxy member declination (B1950) (pos.eq.dec;meta.main)
cz1588 km/s Velocity (in Local Group Frame) (phys.veloc)
r_czL  Velocity reference (Note 3)   (meta.ref;pos.frame)
Bmag12.70 mag Corrected B band magnitude (phot.mag;em.opt.B)
r_BmagL  B magnitude reference (Note 4)   (meta.ref;pos.frame)

_RA.icrs02 21 52.6 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-20 49 28 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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