UPK 452
Summary
UPK 452 is a sparse, very dense object of low C3 quality. It is located at a close distance from the Sun, near the mid-plane. It is moderately studied in the literature.
Warning: contains less than 25 stars with P>0.5 estimated.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Sim et al. (2019) | 110.231 | -11.655 | – | -5.8 | 3.19 | – |
| Cantat-Gaudin et al. (2020) | 110.203 | -11.712 | 1.567 | -5.757 | 3.191 | – |
| Dias et al. (2021) | 110.137 | -11.73 | 1.53 | -5.74 | 3.181 | – |
| Tarricq et al. (2022) | 108.089 | -11.676 | 1.697 | -5.631 | 2.977 | – |
| Hunt & Reffert (2023) | 110.366 | -11.788 | 1.602 | -5.813 | 3.264 | 41.311 |
| Cavallo et al. (2024) | 110.295 | -11.636 | 1.607 | – | – | – |
| Alfonso et al. (2024) | 110.342 | -11.641 | 1.566 | -5.778 | 3.102 | – |
| Almeida et al. (2025) | 110.137 | -11.73 | – | – | – | – |
| UCC | 110.254 | -11.701 | 1.6 | -5.785 | 3.185 | 45.866 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=623, log(age)=7.6 |
| Cantat-Gaudin et al. (2020) | AVNN=0.28, DistPc=636.0, AgeNN=8.22 |
| Dias et al. (2021) | Av=0.413, Dist=630, logage=8.269, [Fe/H]=-0.073 |
| Tarricq et al. (2022) | Dist=625, logAgeNN=8.23 |
| Hunt & Reffert (2023) | AV50=0.07, diffAV50=0.165, MOD50=8.812, logAge50=8.38 |
| Cavallo et al. (2024) | AV50=0.39, dMod50=8.6, logAge50=8.59, [Fe/H]50=-1.06 |
| Alfonso et al. (2024) | AV=0.28007, MOD=9.01991, logAge=8.12820, Z=-0.0729 |
| Almeida et al. (2025) | AV=0.413, Dist=630, logAge=8.269, MassRk=64.4 |
Search coordinates in Bayestar19