UPK 33
Summary
UPK 33 is a moderately populated, very dense object of low 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) | 280.042 | -4.346 | – | -0.13 | -10.95 | – |
| Cantat-Gaudin et al. (2020) | 280.046 | -4.333 | 1.945 | -0.124 | -11.012 | – |
| Dias et al. (2021) | 280.022 | -4.329 | 1.935 | -0.101 | -10.932 | -10.418 |
| Tarricq et al. (2022) | 280.043 | -4.378 | 1.953 | -0.003 | -10.94 | – |
| Hunt & Reffert (2023) | 280.117 | -4.36 | 1.962 | -0.075 | -10.846 | -3.669 |
| Cavallo et al. (2024) | 280.056 | -4.297 | 1.961 | – | – | – |
| Hunt & Reffert (2024) | 280.117 | -4.36 | 1.962 | -0.075 | -10.846 | -3.669 |
| Alfonso et al. (2024) | 280.085 | -4.253 | 1.91 | -0.075 | -10.958 | – |
| Almeida et al. (2025) | 280.022 | -4.329 | – | – | – | – |
| UCC | 280.089 | -4.288 | 1.948 | -0.059 | -10.964 | -9.056 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=508, log(age)=8.9 |
| Cantat-Gaudin et al. (2020) | AVNN=1.64, DistPc=523.0, AgeNN=8.45 |
| Dias et al. (2021) | Av=2.248, Dist=510, logage=7.851, [Fe/H]=0.042 |
| Tarricq et al. (2022) | Dist=516, logAgeNN=8.47 |
| Hunt & Reffert (2023) | AV50=2.447, diffAV50=1.997, MOD50=8.474, logAge50=7.756 |
| Cavallo et al. (2024) | AV50=2.38, dMod50=8.56, logAge50=8.11, [Fe/H]50=0.02 |
| Hunt & Reffert (2024) | MassJ=152.048, MassTot=246.111 |
| Alfonso et al. (2024) | AV=1.63987, MOD=8.60000, logAge=8.34752, Z=0.04200 |
| Almeida et al. (2025) | AV=2.248, Dist=510, logAge=7.851, MassRk=78.3 |
Search coordinates in Bayestar19