NGC 2539

(Melotte 83; Collinder 176; OCL 611; MWSC 1439; FoF 2043)

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UCC G233.7+11.1

C3
N_50
r_50
AA 743 11.6

Search object in NASA/SAO ADS | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Dias et al. (2002) 122.654 -12.818 -3.2 -1.24 28.89
Chen et al. (2003) 122.921 -13.246 -2.5 -1.22 29.3
Kharchenko et al. (2012) 122.67 -12.84 -2.28 -1.91
Loktin & Popova (2017) 122.655 -12.84 -2.115 -2.223 26.1
Bica et al. (2019) 122.669 -12.826
Liu & Pang (2019) 122.664 -12.843 0.762 -2.319 -0.58
Cantat-Gaudin et al. (2020) 122.658 -12.834 0.754 -2.331 -0.584
Dias et al. (2021) 122.657 -12.835 0.76 -2.332 -0.592 29.24
Jaehnig et al. (2021) 122.649 -12.827 0.784 -2.338 -0.572
Tarricq et al. (2022) 122.637 -12.844 0.763 -2.326 -0.538
Hunt & Reffert (2023) 122.664 -12.827 0.758 -2.326 -0.543 28.626
Cavallo et al. (2024) 122.668 -12.834 0.759
Hunt & Reffert (2024) 122.664 -12.827 0.758 -2.326 -0.543 28.626
Hu & Soubiran (2025) 122.668 -12.834
UCC 122.662 -12.833 0.756 -2.323 -0.546 28.683

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Estimated members

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Fundamental parameters

Reference Values
Dias et al. (2002) E(B-V)=0.082, Dist=1363.0, Age=8.57, [Fe/H]=0.13
Chen et al. (2003) E(B-V)=0.082, HDis=1363, Age=0.37, [Fe/H]_1=0.13, [Fe/H]_2=0.26
Kharchenko et al. (2012) e_bv=0.146, distance=1232, log_age=8.735, metallicity=0.13
Loktin & Popova (2017) E(B-V)=0.083, Dmod=10.707, logt=8.579
Liu & Pang (2019) Age=0.912, Z=0.0
Cantat-Gaudin et al. (2020) AVNN=0.11, DMNN=10.45, AgeNN=8.84
Dias et al. (2021) Av=0.215, Dist=1243, logage=8.883, [Fe/H]=0.015
Tarricq et al. (2022) Dist=1195, logAgeNN=8.85
Hunt & Reffert (2023) AV50=0.076, diffAV50=0.326, MOD50=10.419, logAge50=9.032
Cavallo et al. (2024) AV50=0.33, dMod50=10.62, logAge50=8.82, [Fe/H]50=0.21
Hunt & Reffert (2024) MassJ=2026.35
Hu & Soubiran (2025) MA22=-0.13, MA23f=-0.12, MA23g=0.0, MZ23=0.0, MK24=-0.1, MF24=-0.02

Search coordinates in Bayestar19

Cluster region