NGC 6840

(MWSC 3205)

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UCC G051.1-08.2

C3
N_50
r_50
DC 21 6.6
Warning: less than 25 stars with P>0.5 were found

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 298.825 12.127 -0.65 1.01
Kharchenko et al. (2012) 298.83 12.13 -3.98 -4.25
Loktin & Popova (2017) 298.815 12.128 -1.332 -5.93
Bica et al. (2019) 298.816 12.118
UCC 298.808 12.138 0.195 -4.778 -5.782

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Estimated members

NGC 6840 UCC

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.25, Dist=1970.0, Age=9.11
Kharchenko et al. (2012) e_bv=0.167, distance=2451, log_age=9.4
Loktin & Popova (2017) E(B-V)=0.077, Dmod=11.754, logt=9.8

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Cluster region