Dictionary of Nomenclature of Celestial Objects
(Last update: 22-Mar-2024)

Result of query: info cati BTS87 Cluster$
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Details on Acronym:   BTS87
  
BTS87 (Binggeli+Tammann+Sandage)
Write:<<BTS87 Cluster A>>
<<BTS87 Cloud A>>
<<BTS87 Cloud A'>>
N: 5
Object:Group of G  (SIMBAD class: GroupG = Group of Galaxies)
Stat:is completely incorporated in Simbad
Note:N=5 groups of galaxies in Virgo cluster, Cluster A (NGC 4486 or M 87 group) and Cluster B (NGC 4472 or M 49 group), Cloud W and Cloud W' already found in De Vaucouleurs [D61], Cloud M already found in Ftaclas+ [FFS84].
in source:NAME Virgo Cluster
Ref:=1987AJ.....94..251B
byBINGGELI B. , TAMMANN G.A., SANDAGE A.
 Astron. J., 94, 251-277 (1987)
  Studies of the Virgo cluster. VI. Morphological and kinematical structure of the Virgo cluster.
o<BTS87 Cluster A>, <BTS87 Cluster B>, <BTS87 Cloud W>, <BTS87 Cloud W'>, <BTS87 Cloud M>
Originof the Acronym: L (1993A&AS...98..275B)