| VII/110A/table3 | Rich Clusters of Galaxies (Abell+ 1989) Revised northern "Abell Catalog" (2712 rows) | recno=21 |
| Column | Value | Explain (UCD) | |
| _RAJ2000 | 00 20 30.8 | "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 | +28 37 39 | "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) |
| _RAB1950 | 00 17 54.0 | "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 | +28 21 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) |
| _Glon | 114.7672 | 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 | -33.7536 | 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) |
| 21recno | 21 | Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) | |
| ACO | 21 | (i) [1,2712] "Abell" number (meta.id;meta.main) | |
| RAB1950 | 00 17.9 | "h:m:s" | (i) right ascension (B1950) (pos.eq.ra;meta.main) |
| DEB1950 | +28 21 | "d:m:s" | (i) declination (B1950) (pos.eq.dec;meta.main) |
| BMtype | I: | [- I:] cluster classification in the Bautz- Morgan system (src.class.struct) | |
| Count | 56 | ct | [0,] number of cluster members between m3 and m3+2, corrected for background (meta.number) |
| Xpos | 18 | 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 | 60 | mm | same with above (y coordinate) (pos.cartesian.y;instr.plate) |
| GLON | 114.77 | deg | galactic longitude l2 (pos.galactic.lon) |
| GLAT | -33.75 | deg | galactic latitude b2 (pos.galactic.lat) |
| z | 0.0948 | cluster redshift from Struble and Rood (1987ApJS...63..555S) (src.redshift) | |
| Rich | 1 | richness, from Abell (1958ApJS....3..211A) (Note) (src.class.richness) | |
| Dclass | 4 | distance class, from Abell (Note 1958) (src.class.distance) | |
| m10 | 16.2 | mag | red magnitude of the tenth brightest cluster member, from Abell (1958) (phot.mag) |
| _RA.icrs | 00 20.5 | "h:m:s" | (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra) |
| _DE.icrs | +28 38 | "d:m:s" | (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec) |
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