Mamajek 1

(eta Chamaeleontis; MWSC 1535)

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UCC G292.4-21.6

C1 C2 C3
N_50
r_50
0.74 0.42 BC 102 182.8

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Bica et al. (2019) 130.484 -79.008
Cantat-Gaudin et al. (2020) 130.637 -78.963 10.13 -29.834 26.99
Dias et al. (2021) 130.568 -78.946 10.141 -29.451 27.134 16.746
Hunt & Reffert (2023) 130.564 -78.973 10.178 -30.186 26.756 16.388
Cavallo et al. (2024) 131.041 -79.045 10.178
UCC 132.568 -78.545 9.769 -27.95 27.008 16.146

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Estimated members

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Fundamental parameters

Reference Values
Dias et al. (2021) Av=0.119, Dist=98, logage=7.194, [Fe/H]=-0.099
Hunt & Reffert (2023) AV50=0.344, diffAV50=0.342, MOD50=4.976, logAge50=6.649
Cavallo et al. (2024) AV50=1.08, dMod50=4.89, logAge50=7.17, [Fe/H]50=0.06


Last modified: 2025-01-31