Trumpler 20

(Harvard 7; Collinder 262; OCL 888; ESO 131 13; FSR 1624; MWSC 2060)

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UCC G301.4+02.2

C3
N_50
r_50
AA 1541 5.2

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 189.879 -60.633 -2.22 -1.94 -40.8
Kharchenko et al. (2012) 189.938 -60.635 -14.65 -3.12
Bica et al. (2019) 189.879 -60.638
Cantat-Gaudin et al. (2020) 189.882 -60.637 0.251 -7.089 0.18
Dias et al. (2021) 189.849 -60.645 0.252 -7.088 0.183 -38.785
Hunt & Reffert (2023) 189.888 -60.633 0.271 -7.11 0.193 -40.333
Cavallo et al. (2024) 189.894 -60.64 0.272
Hunt & Reffert (2024) 189.888 -60.633 0.271 -7.11 0.193 -40.333
Hu & Soubiran (2025) 189.894 -60.64
UCC 189.893 -60.641 0.267 -7.108 0.187 -40.238

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Estimated members

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.46, Dist=3300.0, Age=9.11, [Fe/H]=0.17
Kharchenko et al. (2012) e_bv=0.312, distance=3311, log_age=9.325, metallicity=-0.11
Cantat-Gaudin et al. (2020) AVNN=0.88, DMNN=12.65, AgeNN=9.27
Dias et al. (2021) Av=1.425, Dist=3386, logage=9.179, [Fe/H]=0.094
Hunt & Reffert (2023) AV50=1.277, diffAV50=0.424, MOD50=12.64, logAge50=9.2
Cavallo et al. (2024) AV50=1.69, dMod50=12.17, logAge50=9.31, [Fe/H]50=-0.3
Hunt & Reffert (2024) MassJ=15258.9
Hu & Soubiran (2025) MA22=-0.19, MA23f=-0.17, MA23g=0.04, MZ23=-0.16, MK24=-0.21, MF24=-0.09

Search coordinates in Bayestar19

Cluster region


Objects with shared members

Cluster % RA DEC Plx pmRA pmDE Rv
OC 0583 1.6 189.916 -60.659 0.214 -7.101 0.172 -41.01