UPK 537
Summary
UPK 537 is a sparse, very loose object of low C3 quality. It is located at a close distance from the Sun, below 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) | 126.792 | -51.97 | – | -6.69 | 7.58 | – |
| Cantat-Gaudin et al. (2020) | 126.57 | -52.113 | 1.652 | -6.638 | 7.765 | – |
| Dias et al. (2021) | 126.645 | -52.013 | 1.655 | -6.522 | 7.803 | -3.864 |
| Tarricq et al. (2022) | 127.129 | -52.308 | 1.659 | -6.669 | 7.714 | – |
| Hunt & Reffert (2023) | 125.646 | -51.569 | 1.637 | -6.492 | 7.716 | 18.409 |
| Cavallo et al. (2024) | 126.376 | -51.726 | 1.64 | – | – | – |
| Alfonso et al. (2024) | 126.646 | -51.705 | 1.619 | -6.566 | 7.723 | – |
| Almeida et al. (2025) | 126.645 | -52.013 | – | – | – | – |
| UCC | 126.846 | -52.065 | 1.656 | -6.659 | 7.74 | 16.587 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=603, log(age)=7.6 |
| Cantat-Gaudin et al. (2020) | AVNN=0.54, DistPc=628.0, AgeNN=8.37 |
| Dias et al. (2021) | Av=0.713, Dist=595, logage=8.02, [Fe/H]=0.082 |
| Tarricq et al. (2022) | Dist=617, logAgeNN=8.37 |
| Hunt & Reffert (2023) | AV50=0.699, diffAV50=1.607, MOD50=8.822, logAge50=7.789 |
| Cavallo et al. (2024) | AV50=0.89, dMod50=9.01, logAge50=7.61, [Fe/H]50=0.39 |
| Alfonso et al. (2024) | AV=0.53989, MOD=8.98982, logAge=8.34938, Z=0.08214 |
| Almeida et al. (2025) | AV=0.713, Dist=595, logAge=8.02, MassRk=107.5 |
Search coordinates in Bayestar19