VizieR

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VizieR

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J/A+AS/100/47/table1 Lyon Groups of Galaxies (Garcia 1993)
Group data (485 rows)
  recno=100
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ColumnValue  Explain   (UCD)
_RAJ200003 40 25.056 "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)
_DEJ2000-18 37 16.48 "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)
_RAB195003 38 09.801 "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)
_DEB1950-18 46 54.00 "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)
_Glon209.724639 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-50.349287 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)
100recno 100  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LGG100  (i) [1,485] Group number (Lyon Group of Galaxies) (meta.id;meta.main)
NameNGC 1407  Group identification with the name of the brightest galaxy in the group (meta.id)
Ngal 8  Number of galaxies in the group (meta.number)
RA195003 38 09.8 "h:m:s" (i) Right Ascension 1950 (pos.eq.ra;meta.main)
DE1950-18 46 54 "d:m:s" (i) Declination 1950 (pos.eq.dec;meta.main)
RV1695 km/s Luminosity-weighted mean radial velocity (phys.veloc;pos.heliocentric)
Fouque Eridanus  Cross-identification with Fouque et al. (1992A&AS...93..211F) (meta.id.cross)
GH/HG HG32  Cross-identification with Geller & Huchra (1983ApJS...52...61G) and Huchra & Geller (1982ApJ...257..423H) (meta.id.cross)
Tully 51- 8  Cross-identification(s) with Tully (1987, Sat. VII/145) (meta.id.cross)
MCLMCL72  Cross-identification with Maia et al. (1989ApJS...69..809M) or other (meta.id.cross)

_RA.icrs03 40 25.1 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-18 37 16 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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