NGC 7039

(Collinder 431; OCL 203; MWSC 3474)

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UCC G087.8-01.6a

C1 C2 C3
N_50
r_50
1.0 0.71 AB 399 13.9

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Kharchenko et al. (2012) 317.763 45.733 -3.29 -0.48
Loktin & Popova (2017) 317.7 45.617 -1.316 -0.227 -11.6
Bica et al. (2019) 317.755 45.65
Cantat-Gaudin et al. (2020) 317.663 45.597 1.293 -0.32 -2.542
Dias et al. (2021) 317.662 45.595 1.29 -0.249 -2.544 -8.512
He et al. (2022) 317.681 45.596 1.311 -0.254 -2.595
Hunt & Reffert (2023) 317.653 45.582 1.318 -0.24 -2.626 -7.442
Cavallo et al. (2024) 317.699 45.61 1.319
UCC 317.682 45.589 1.316 -0.26 -2.6 -7.62

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Estimated members

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Fundamental parameters

Reference Values
Kharchenko et al. (2012) e_bv=0.221, distance=1550, log_age=8.655
Loktin & Popova (2017) E(B-V)=0.128, Dmod=9.923, logt=7.848
Cantat-Gaudin et al. (2020) AVNN=0.28, DMNN=9.39, AgeNN=7.34
Dias et al. (2021) Av=0.564, Dist=755, logage=7.213, [Fe/H]=0.091
He et al. (2022) A0=0.1, logAge=6.9
Hunt & Reffert (2023) AV50=0.263, diffAV50=1.093, MOD50=9.322, logAge50=6.825
Cavallo et al. (2024) AV50=0.98, dMod50=9.46, logAge50=6.7, [Fe/H]50=-0.07


Last modified: 2025-01-31