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Simple Target
List Of Targets
Fast Xmatch with large catalogs or Simbad
Target
Name (resolved by
Sesame
) or
Position
:
J2000
B1975
B1950
B1900
B1875
B1855
Galactic
Supergal.
Ecl.J2000
Target dimension:
deg
arcmin
arcsec
NB: The epoch used for the query is the original epoch of the table(s)
Radius
Box size
VII/4A
7102
Abell and Zwicky Clusters of Galaxies (Abell+ 1974)
ReadMe+ftp
1958ApJS....3..211A
Similar Catalogs
Post annotation
1.
VII/4A/zwicky
Zwicky Clusters (Zwicky et al., 1961-68)
(9134 rows)
meta
VII/4A/zwicky
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
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Column
Constraint
Explain
(
UCD
)
recno
Record number assigned by the VizieR team. Should Not be used for identification.
(
meta.record
)
(
RECORD
)
Zwicky
Zwicky cluster number
(
meta.id;meta.main
)
(
ID_MAIN
)
RA1950
"h:m:s"
(i)
Hours RA, 1950.0
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DE1950
"d:m:s"
(i)
Degrees Dec, 1950.0
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
Type
[1/3] Cluster type
(Note 1)
(
meta.note
)
(
PHYS_TYPE
)
GalCnt
Population of cluster (number of galaxies)
(
meta.number
)
(
NUMBER
)
Diam
cm
Diameter of cluster
(
phys.size.diameter
)
(
OBS_PLATE_EXTENSION
)
DistGroup
Distance group
(Note 2)
(
pos.distance;pos.lg
)
(
CLASS_DISTANCE
)
GLON
deg
Galactic longitude
(
pos.galactic.lon
)
(
POS_GAL_LON
)
GLAT
deg
Galactic latitude
(
pos.galactic.lat
)
(
POS_GAL_LAT
)
RLamb
Lambert distance from pole
(Note 3)
(
pos.distance;pos.lambert
)
(
POS_LAMBERT_R
)
ALL
cols
(i)
indexed column
XLamb
Lambert X coordinate
(Note 3)
(
pos.cartesian.x
)
(
POS_LAMBERT_X
)
YLamb
Lambert Y coordinate
(Note 3)
(
pos.cartesian.y
)
(
POS_LAMBERT_Y
)
SGLON
deg
Supergalactic longitude, de Vaucouleur's system
(
pos.supergalactic.lon
)
(
POS_SG_LON
)
SGLAT
deg
Supergalactic latitude
(
pos.supergalactic.lat
)
(
POS_SG_LAT
)
ClusRad
deg
Cluster radius: 0.09326 * Diam
(
phys.angSize
)
(
EXTENSION_RAD
)
ClusArea
deg2
Cluster area: 0.02733 * Diam**2
(
phys.area
)
(
EXTENSION_AREA
)
Pop
ct/deg2
Mean apparent population (galaxies/sq.deg)
(
src.sample;stat.mean
)
(
PHYS_DENSITY_SURFACE
)
_RA.icrs
"h:m:s"
(n)
(i)
Right ascension (ICRS) (computed by VizieR, not part of the original data)
(
pos.eq.ra
)
(
POS_EQ_RA_OTHER
)
_DE.icrs
"d:m:s"
(n)
(i)
Declination (ICRS) (computed by VizieR, not part of the original data)
(
pos.eq.dec
)
(
POS_EQ_DEC_OTHER
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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https://cdsannotations.cds.unistra.fr/annotations/vizierTable//
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