Details on Acronym: Wd
Wd (Westerlund) ***** Avoid the usage of Wd, prefer Westerlund
Details on Acronym: Westerlund
Westerlund (Westerlund)= (Wd) Write:<<Cl Westerlund N>> N: 2 Object:OCl (SIMBAD class: OpenCluster = Open Cluster) Note:No. 1 = C 1644-457, defined again in 1968ApJ...154L..67W. No. 2 = C 1022-575 in Alter+ 1970 catalogue of clusters ans associations. Ref:=1961PASP...73...51W byWESTERLUND B. Publ. Astron. Soc. Pac., 73, 51-56 (1961) A heavily reddened cluster in Ara. o<Cl Westerlund 1>.
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