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=85
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ColumnValue  Explain   (UCD)
_RAJ200000 41 37.8 "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)
_DEJ2000-09 20 33 "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)
_RAB195000 39 06.0 "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)
_DEB1950-09 37 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)
_Glon115.0530 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-72.0641 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)
85recno 85  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ACO 85  (i) [1,2712] "Abell" number (meta.id;meta.main)
RAB195000 39.1 "h:m:s" (i) right ascension (B1950) (pos.eq.ra;meta.main)
DEB1950-09 37 "d:m:s" (i) declination (B1950) (pos.eq.dec;meta.main)
BMtypeI   [- I:] cluster classification in the Bautz- Morgan system (src.class.struct)
Count 59 ct [0,] number of cluster members between m3 and m3+2, corrected for background (meta.number)
Xpos 36 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)
Ypos272 mm same with above (y coordinate) (pos.cartesian.y;instr.plate)
GLON115.06 deg galactic longitude l2 (pos.galactic.lon)
GLAT-72.06 deg galactic latitude b2 (pos.galactic.lat)
z 0.0518   cluster redshift from Struble and Rood (1987ApJS...63..555S) (src.redshift)
Rich1  richness, from Abell (1958ApJS....3..211A) (Note)   (src.class.richness)
Dclass4  distance class, from Abell (Note 1958)   (src.class.distance)
m1015.7 mag red magnitude of the tenth brightest cluster member, from Abell (1958) (phot.mag)

_RA.icrs00 41.6 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-09 21 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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