Westerlund 1

(OCL 985; ESO 277 12; MWSC 2461)

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UCC G339.5-00.4

C3
N_50
r_50
AB 305 1.2

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 251.767 -45.843 -4.5 -10.01
Bica et al. (2019) 251.763 -45.848
Cantat-Gaudin et al. (2020) 251.76 -45.852 0.252 -2.325 -3.654
UCC 251.76 -45.853 0.208 -2.282 -3.692 33.125

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Estimated members

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=4.35, Dist=5500.0, Age=6.7

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Cluster region