VizieR

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VizieR

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VII/110A/table3 Rich Clusters of Galaxies (Abell+ 1989)
Revised northern "Abell Catalog" (2712 rows)
  recno=348
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ColumnValue  Explain   (UCD)
_RAJ200002 23 57.8 "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)
_DEJ2000-08 35 26 "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 21 30.0 "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)
_DEB1950-08 49 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)
_Glon176.9831 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-61.3265 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)
348recno 348  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ACO 348  (i) [1,2712] "Abell" number (meta.id;meta.main)
RAB195002 21.5 "h:m:s" (i) right ascension (B1950) (pos.eq.ra;meta.main)
DEB1950-08 49 "d:m:s" (i) declination (B1950) (pos.eq.dec;meta.main)
BMtypeII-III:   [- I:] cluster classification in the Bautz- Morgan system (src.class.struct)
Count 53 ct [0,] number of cluster members between m3 and m3+2, corrected for background (meta.number)
Xpos268 mm rectangular coordinates of the apparent cluster center, referred to the south-east (lower left) edge of the Palomar Sky Survey prints (x coordinate) (pos.cartesian.x;instr.plate)
Ypos 0 mm same with above (y coordinate) (pos.cartesian.y;instr.plate)
GLON176.99 deg galactic longitude l2 (pos.galactic.lon)
GLAT-61.33 deg galactic latitude b2 (pos.galactic.lat)
z 0.2740   cluster redshift from Struble and Rood (1987ApJS...63..555S) (src.redshift)
Rich1  richness, from Abell (1958ApJS....3..211A) (Note)   (src.class.richness)
Dclass6  distance class, from Abell (Note 1958)   (src.class.distance)
m1018.0 mag red magnitude of the tenth brightest cluster member, from Abell (1958) (phot.mag)

_RA.icrs02 24.0 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-08 35 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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