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=70
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ColumnValue  Explain   (UCD)
_RAJ200002 39 37.870 "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+39 20 51.03 "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 36 29.401 "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+39 07 58.00 "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)
_Glon144.751837 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-18.896497 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)
70recno 70  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

LGG 70  (i) [1,485] Group number (Lyon Group of Galaxies) (meta.id;meta.main)
NameNGC 1023  Group identification with the name of the brightest galaxy in the group (meta.id)
Ngal 5  Number of galaxies in the group (meta.number)
RA195002 36 29.4 "h:m:s" (i) Right Ascension 1950 (pos.eq.ra;meta.main)
DE1950+39 07 58 "d:m:s" (i) Declination 1950 (pos.eq.dec;meta.main)
RV 876 km/s Luminosity-weighted mean radial velocity (phys.veloc;pos.heliocentric)
Fouque N1023  Cross-identification with Fouque et al. (1992A&AS...93..211F) (meta.id.cross)
GH/HG HG67  Cross-identification with Geller & Huchra (1983ApJS...52...61G) and Huchra & Geller (1982ApJ...257..423H) (meta.id.cross)
Tully 17- 1  Cross-identification(s) with Tully (1987, Sat. VII/145) (meta.id.cross)
MCL   Cross-identification with Maia et al. (1989ApJS...69..809M) or other (meta.id.cross)

_RA.icrs02 39 37.9 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs+39 20 51 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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