NGC 2439

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UCC G246.4-04.4b
C1 C2 C3
N_50
r_50
1.0 1.0 AA 576 3.4

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Positions

Reference RA DEC Plx pmRA pmDE Rv
Dambis (1999) 115.187 -31.693 – – – –
Chen et al. (2003) 115.231 -31.624 – -2.22 3.13 68.0
Kharchenko et al. (2012) 115.2 -31.705 – -2.9 1.74 –
Loktin & Popova (2017) 115.2 -31.705 – -0.301 -0.063 63.3
Cantat-Gaudin et al. (2020) 115.194 -31.694 0.232 -2.283 3.159 –
Dias et al. (2021) 115.188 -31.689 0.238 -2.293 3.15 –
Jaehnig et al. (2021) 115.19 -31.694 0.265 -2.283 3.17 –
Hunt & Reffert (2023) 115.207 -31.699 0.262 -2.254 3.187 68.467
Cavallo et al. (2024) 115.193 -31.682 0.262 – – –
UCC 115.203 -31.694 0.271 -2.245 3.186 69.12

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Estimated members

NGC 2439 UCC
NGC 2439 HUNT23
NGC 2439 CANTAT20

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Fundamental parameters

Reference Values
Dambis (1999) E_B-V_=0.416, DM0=12.9, log_age_=7.2
Chen et al. (2003) HDis=3855.0, Age=0.01
Kharchenko et al. (2012) e_bv=0.437, distance=3834, log_age=7.25
Loktin & Popova (2017) E(B-V)=0.403, Dmod=12.938, logt=7.262
Cantat-Gaudin et al. (2020) AVNN=1.33, DMNN=12.85, AgeNN=7.07
Dias et al. (2021) Av=1.35, Dist=3386, logage=7.334, [Fe/H]=-0.117
Hunt & Reffert (2023) AV50=0.942, diffAV50=0.814, MOD50=12.728, logAge50=7.763
Cavallo et al. (2024) AV50=1.29, dMod50=12.67, logAge50=7.55, [Fe/H]50=-0.21

Probable duplicates

Cluster P (%) RA DEC Plx pmRA pmDE Rv
OC 0430 93 115.199 -31.695 0.268 -2.247 3.185 69.12
OC 0429 56 115.183 -31.702 0.209 -2.254 3.185 –


Last modified: 2025-01-31