NGC 6631

(Collinder 379; OCL 59; MWSC 2916)

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UCC G019.4-00.1a
C1 C2 C3
N_50
r_50
0.78 0.84 AA 42 2.6

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Kharchenko et al. (2012) 276.813 -12.02 – -2.2 -5.67 –
Bica et al. (2019) 276.775 -12.032 – – – –
Cantat-Gaudin et al. (2020) 276.79 -12.029 0.329 -0.388 -2.918 –
Dias et al. (2021) 276.792 -12.021 0.329 -0.404 -2.918 –
Jaehnig et al. (2021) 276.81 -12.009 0.345 -0.678 -2.524 –
Hunt & Reffert (2023) 276.785 -12.039 0.361 -0.349 -2.961 37.874
Cavallo et al. (2024) 276.782 -12.038 0.362 – – –
UCC 276.792 -12.041 0.346 -0.424 -3.007 42.293

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Estimated members

NGC 6631 UCC
NGC 6631 HUNT23
NGC 6631 CANTAT20

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Fundamental parameters

Reference Values
Kharchenko et al. (2012) e_bv=0.729, distance=2972, log_age=8.79
Cantat-Gaudin et al. (2020) AVNN=2.8, DMNN=12.14, AgeNN=8.3
Dias et al. (2021) Av=2.727, Dist=2365, logage=8.189, [Fe/H]=0.326
Hunt & Reffert (2023) AV50=3.113, diffAV50=1.891, MOD50=11.945, logAge50=7.887
Cavallo et al. (2024) AV50=3.53, dMod50=11.09, logAge50=7.67, [Fe/H]50=-1.08

Probable duplicates

Cluster P (%) RA DEC Plx pmRA pmDE Rv
OC 0033 45 276.788 -12.033 0.372 -0.308 -3.002 39.073


Last modified: 2024-12-10