VizieR

CfA VizieR . ADAC VizieR . Cambridge (UK) VizieR . IUCAA VizieR . INASAN VizieR .

VizieR

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VII/110A/table4 Rich Clusters of Galaxies (Abell+ 1989)
Southern "Abell Catalog" (1364 rows)
  recno=680
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ColumnValue  Explain   (UCD)
_RAJ200006 27 04.4 "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)
_DEJ2000-35 28 54 "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)
_RAB195006 25 18.0 "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)
_DEB1950-35 27 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)
_Glon243.4444 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-19.9726 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)
680recno 680  Record number assigned by the VizieR team. Should Not be used for identification. (meta.record)

ACO3392  (i) [2713,4076] "Abell" number for the southern rich cluster (meta.id;meta.main)
RAB195006 25.3 "h:m:s" (i) right ascension (B1950) (pos.eq.ra;meta.main)
DEB1950-35 27 "d:m:s" (i) declination (B1950) (pos.eq.dec;meta.main)
FieldF365   [0-9F] the Southern Sky Survey Field number in which the cluster is located (meta.id;obs.field)
Xcen 12 mm rectangular coordinates if the apparent cluster center, referred to the CENTER of the Southern Sky Survey Field (+ = east) (pos.cartesian.x;instr.plate)
Ycen -24 mm same with above (+ = north) (pos.cartesian.y;instr.plate)
AtypeRI   [ IR?:] cluster classification in Abell's system: I = irregu lar, R = regular, IR and RI = intermediate, ":" and "?" see file "docu.txt" (meta.note)
BMtypeI   [- I:?] cluster classification in the Bautz-Morgan system (src.class.struct)
Count 77 ct [0,] number of cluster members between m3 and m3+2, corrected for background (meta.number)
u_Count    [:*?)] uncertainty of the Count (meta.code.error;phot.count)
m114.6 mag weighted mean total V mag. estimated for the first-ranked cluster member (no galactic extinction correction has been applied) (phot.mag;em.opt.V)
u_m1    [:?*] ":" = s.d. of more than ±0.5mag "?" = s.d. of more than ±1.0mag "*: = known or probable foreground object (meta.code.error)
m315.3 mag weighted mean total V magnitude estimated for the third-ranked cluster member (again uncorrected) (phot.mag;em.opt.V)
u_m3    [:?*] same with u_m1 (meta.code.error)
m1015.5 mag weighted mean total V magnitude estimated for the tenth-ranked cluster member (again uncorrected) (phot.mag)
u_m10    [:?*] same with u_m1 (meta.code.error)
Prevs   [ BDdKOQRSs] sources of previous listings B = Braid and MacGillivray (1978MNRAS.182..241B), etc. see file "docu.txt" (meta.id)
Xpos152 mm rectangular coordinates of the apparent cluster center, referred to the south-east (lower left) edge of the Southern Sky Survey Field (x coordinate) (pos.cartesian.x;instr.plate)
Ypos140 mm same with above (y coordinate) (pos.cartesian.y;instr.plate)
GLON243.45 deg galactic longitude l2 (pos.galactic.lon)
GLAT-19.97 deg galactic latitude b2 (pos.galactic.lat)
z    cluster redshift from Struble and Rood (1987ApJS...63..555S) (src.redshift)
u_z    [)] uncertainty parenthesis, close (meta.code.error;src.redshift)
Rich1  richness, from Abell (1958ApJS....3..211A) (Note)   (src.class.richness)
Dclass3  distance class, from Abell (Note 1958)   (src.class.distance)
m10A15.5 mag magnitude of the tenth brightest cluster member, corrected for galactic extinction following Abell's formula (phot.mag;arith.diff)
NF_11   [1,4] number of fields in which the cluster was found (meta.number)
Obs_1O   [ACO] observer's initial (A = Abell, C = Corwin, O = Olowin) (obs.observer)
NF_2    [1,4] same with NF_1 (meta.note)
Obs_2    [ACO] same with Obs_1 (meta.note)
NF_3    [1,4] same with NF_1 (meta.note)
Obs_3    [ACO] same with Obs_1 (meta.note)

_RA.icrs06 27.1 "h:m:s" (i) Right ascension (ICRS) (computed by VizieR, not part of the original data) (pos.eq.ra)
_DE.icrs-35 29 "d:m:s" (i) Declination (ICRS) (computed by VizieR, not part of the original data) (pos.eq.dec)
  
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