UPK 640

Clickable Image

UCC G343.6+04.5
C1 C2 C3
N_50
r_50
1.0 0.82 AA 547 57.0

Search object in NASA/SAO ADS | Simbad

Positions

Reference RA DEC Plx pmRA pmDE Rv
Sim et al. (2019) 250.134 -39.528 – -11.89 -21.15 –
Cantat-Gaudin et al. (2020) 250.26 -39.494 5.673 -11.973 -21.25 –
Dias et al. (2021) 250.414 -39.574 5.666 -12.014 -21.35 1.174
He et al. (2022) 250.048 -39.528 5.676 -11.914 -21.277 –
Hunt & Reffert (2023) 249.692 -39.507 5.706 -11.882 -21.391 1.831
Cavallo et al. (2024) 250.389 -39.451 5.701 – – –
UCC 250.057 -39.565 5.662 -11.943 -21.261 0.186

Search coordinates in CDS | Simbad

Estimated members

UPK 640 UCC
UPK 640 HUNT23
UPK 640 CANTAT20

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Fundamental parameters

Reference Values
Sim et al. (2019) d_pc=177, log(age)=7.5
Cantat-Gaudin et al. (2020) AVNN=0.4, DMNN=6.21, AgeNN=7.4
Dias et al. (2021) Av=0.189, Dist=173, logage=7.379, [Fe/H]=0.149
He et al. (2022) A0=0.05, logAge=7.15
Hunt & Reffert (2023) AV50=0.244, diffAV50=0.762, MOD50=6.209, logAge50=6.983
Cavallo et al. (2024) AV50=1.06, dMod50=6.19, logAge50=7.26, [Fe/H]50=-0.05

Probable duplicates

Cluster P (%) RA DEC Plx pmRA pmDE Rv
FoF 2442 99 250.059 -39.565 5.66 -11.928 -21.25 0.198


Last modified: 2025-01-31