Berkeley 81

(OCL 88; MWSC 3039)

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UCC G033.6-02.4

C3
N_50
r_50
AA 230 2.3

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 285.417 -0.456 1.46 -0.7 48.1
Kharchenko et al. (2012) 285.405 -0.46 -0.99 -8.59
Loktin & Popova (2017) 285.42 -0.456 2.724 -8.142 13.0
Bica et al. (2019) 285.412 -0.456
Cantat-Gaudin et al. (2020) 285.419 -0.454 0.254 -1.204 -1.853
Dias et al. (2021) 285.417 -0.454 0.255 -1.191 -1.85 49.891
Jaehnig et al. (2021) 285.42 -0.454 0.275 -1.213 -1.864
Hunt & Reffert (2023) 285.417 -0.457 0.252 -1.145 -1.962 44.696
Cavallo et al. (2024) 285.426 -0.44 0.247
Hunt & Reffert (2024) 285.417 -0.457 0.252 -1.145 -1.962 44.696
Hu & Soubiran (2025) 285.426 -0.44
UCC 285.418 -0.454 0.248 -1.153 -1.929 46.795

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Estimated members

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=1.0, Dist=3000.0, Age=9.0, [Fe/H]=-0.15
Kharchenko et al. (2012) e_bv=1.062, distance=3401, log_age=9.0, metallicity=-0.15
Loktin & Popova (2017) E(B-V)=0.898, Dmod=13.374, logt=8.77
Cantat-Gaudin et al. (2020) AVNN=2.75, DMNN=12.6, AgeNN=9.06
Dias et al. (2021) Av=3.044, Dist=3685, logage=8.886, [Fe/H]=0.215
Hunt & Reffert (2023) AV50=3.878, diffAV50=2.167, MOD50=12.686, logAge50=8.352
Cavallo et al. (2024) AV50=3.34, dMod50=12.22, logAge50=9.04, [Fe/H]50=-0.07
Hunt & Reffert (2024) MassJ=4000.80
Hu & Soubiran (2025) MA22=-0.07, MA23f=-0.11, MA23g=0.09, MZ23=0.16, MK24=-0.05, MF24=-0.06

Search coordinates in Bayestar19

Cluster region