VizieR

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VizieR

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J/ApJ/543/178/table7 Nearby Optical Galaxy (NOG) sample (Giuricin+, 2000)
Catalog of the Percolation (P2) Groups (1128 rows)
  NOGG=677
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ColumnValue  Explain   (UCD)
_RAJ200012 51 17.738 "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)
_DEJ2000-13 17 01.56 "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)
_RAB195012 48 40.601 "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)
_DEB1950-13 00 43.00 "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)
_Glon302.878511 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+49.587967 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)
677recno 677  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

NOGG 677  Nearby Optical Galaxy (NOG) group number (Note 1)   (meta.id;meta.main)
f_NOGG    [*+=] See note (Note 2)   (meta.code)
NameNGC4722  Name of the brightest galaxy of the group (meta.id.assoc)
NGal 2  Number of galaxy members of the group (meta.number)
RAB195012 48 40.6 "h:m:s" (i) Median group Right Ascension (B1950) (pos.eq.ra;meta.main)
DEB1950-13 00 43 "d:m:s" (i) Median group Declination (B1950) (pos.eq.dec;meta.main)
cz1092 km/s Median group recession velocity (phys.veloc;em.wl.central;stat.median)
Common   Common name of the group (meta.id)
P1   Percolation algorithm method 1 cross-id (Note 3)   (meta.id)
P2   Percolation algorithm method 2 cross-id (Note 4)   (meta.id)
LGG   Cross-identification with Garcia (1983, Cat. J/A+AS/100/47) (meta.id.cross)
NBGG   Cross-identification with Tully (1987ApJ...321..280T) (meta.id.cross)

_RA.icrs12 51 17.7 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-13 17 02 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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