UPK 587
Summary
UPK 587 is a poorly populated, moderately dense object of high C3 quality. It is located at a close distance from the Sun, above the mid-plane. It is well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Sim et al. (2019) | 201.099 | -49.823 | – | -8.82 | -2.6 | – |
| Cantat-Gaudin et al. (2020) | 200.909 | -49.907 | 1.112 | -8.828 | -2.618 | – |
| Dias et al. (2021) | 201.018 | -49.87 | 1.104 | -8.854 | -2.615 | -8.411 |
| Tarricq et al. (2022) | 200.973 | -49.906 | 1.088 | -8.921 | -2.52 | – |
| Hunt & Reffert (2023) | 201.15 | -49.927 | 1.103 | -8.788 | -2.621 | -17.049 |
| Cavallo et al. (2024) | 201.089 | -49.891 | 1.112 | – | – | – |
| Hunt & Reffert (2024) | 201.15 | -49.927 | 1.103 | -8.788 | -2.621 | -17.049 |
| Alfonso et al. (2024) | 201.053 | -49.904 | 1.046 | -8.864 | -2.621 | – |
| Almeida et al. (2025) | 201.018 | -49.87 | – | – | – | – |
| UCC | 201.078 | -49.914 | 1.114 | -8.863 | -2.603 | -20.612 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=891, log(age)=7.95 |
| Cantat-Gaudin et al. (2020) | AVNN=0.14, DistPc=900.0, AgeNN=8.07 |
| Dias et al. (2021) | Av=0.252, Dist=868, logage=8.017, [Fe/H]=0.125 |
| Tarricq et al. (2022) | Dist=882, logAgeNN=8.11 |
| Hunt & Reffert (2023) | AV50=0.157, diffAV50=0.626, MOD50=9.639, logAge50=8.165 |
| Cavallo et al. (2024) | AV50=0.16, dMod50=9.7, logAge50=8.44, [Fe/H]50=0.35 |
| Hunt & Reffert (2024) | MassJ=97.9730, MassTot=140.122 |
| Alfonso et al. (2024) | AV=0.14034, MOD=9.76970, logAge=8.05112, Z=0.12526 |
| Almeida et al. (2025) | AV=0.252, Dist=868, logAge=8.017, MassRk=80.3 |
Search coordinates in Bayestar19