UPK 93
Summary
UPK 93 is a moderately populated, very dense object of high C3 quality. It is located at a close distance from the Sun, near the mid-plane. It is well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Sim et al. (2019) | 300.309 | 29.96 | – | -0.85 | -8.28 | – |
| Cantat-Gaudin et al. (2020) | 300.324 | 29.971 | 1.414 | -0.863 | -8.206 | – |
| Dias et al. (2021) | 300.314 | 29.949 | 1.411 | -0.867 | -8.166 | 14.051 |
| He et al. (2022) | 300.324 | 29.972 | 1.423 | -0.83 | -8.308 | – |
| Hunt & Reffert (2023) | 300.315 | 29.945 | 1.376 | -0.888 | -8.14 | 16.017 |
| Cavallo et al. (2024) | 300.437 | 30.134 | 1.377 | – | – | – |
| Hunt & Reffert (2024) | 300.315 | 29.945 | 1.376 | -0.888 | -8.14 | 16.017 |
| Alfonso et al. (2024) | 300.337 | 30.052 | 1.35 | -0.853 | -8.172 | – |
| Almeida et al. (2025) | 300.314 | 29.949 | – | – | – | – |
| UCC | 300.312 | 29.97 | 1.422 | -0.841 | -8.249 | 13.871 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=685, log(age)=8.6 |
| Cantat-Gaudin et al. (2020) | AVNN=0.32, DistPc=692.0, AgeNN=8.71 |
| Dias et al. (2021) | Av=0.356, Dist=675, logage=8.76, [Fe/H]=-0.094 |
| Tarricq et al. (2022) | Dist=680, logAgeNN=8.74 |
| He et al. (2022) | A0=0.3, logAge=8.9 |
| Hunt & Reffert (2023) | AV50=0.165, diffAV50=0.436, MOD50=9.163, logAge50=8.751 |
| Cavallo et al. (2024) | AV50=0.54, dMod50=9.39, logAge50=8.49, [Fe/H]50=0.45 |
| Hunt & Reffert (2024) | MassJ=120.600, MassTot=165.947 |
| Alfonso et al. (2024) | AV=0.31980, MOD=9.19989, logAge=8.83004, Z=-0.0940 |
| Almeida et al. (2025) | AV=0.356, Dist=675, logAge=8.76, MassRk=109.7 |
Search coordinates in Bayestar19