UPK 436
Summary
UPK 436 is a moderately populated, moderately dense object of high C3 quality. It is located at a close distance from the Sun, below the mid-plane. It is well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Sim et al. (2019) | 100.231 | -8.128 | – | -4.1 | 0.66 | – |
| Cantat-Gaudin et al. (2020) | 100.18 | -8.126 | 1.157 | -4.119 | 0.635 | – |
| Dias et al. (2021) | 100.18 | -8.166 | 1.168 | -4.159 | 0.645 | 24.886 |
| Hunt & Reffert (2023) | 100.328 | -7.998 | 1.183 | -4.131 | 0.649 | 18.709 |
| Cavallo et al. (2024) | 100.113 | -8.126 | 1.186 | – | – | – |
| Celli et al. (2024) | 100.18 | -8.126 | – | – | – | – |
| Hunt & Reffert (2024) | 100.328 | -7.998 | 1.183 | -4.131 | 0.649 | 18.709 |
| Alfonso et al. (2024) | 100.28 | -8.156 | 1.151 | -4.098 | 0.654 | – |
| Almeida et al. (2025) | 100.18 | -8.166 | – | – | – | – |
| UCC | 100.211 | -8.091 | 1.18 | -4.093 | 0.636 | 23.968 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=842, log(age)=7.3 |
| Cantat-Gaudin et al. (2020) | AVNN=0.23, DistPc=845.0, AgeNN=7.41 |
| Dias et al. (2021) | Av=0.485, Dist=820, logage=7.793, [Fe/H]=0.049 |
| Hunt & Reffert (2023) | AV50=0.207, diffAV50=0.839, MOD50=9.523, logAge50=7.164 |
| Cavallo et al. (2024) | AV50=0.48, dMod50=9.69, logAge50=6.96, [Fe/H]50=-0.02 |
| Celli et al. (2024) | Age=25.7, Mc=337.2 |
| Hunt & Reffert (2024) | MassJ=116.815, MassTot=180.228 |
| Alfonso et al. (2024) | AV=0.23005, MOD=9.63991, logAge=7.30335, Z=0.04913 |
| Almeida et al. (2025) | AV=0.485, Dist=820, logAge=7.793, MassRk=243.7 |
Search coordinates in Bayestar19