UPK 24
(OCSN 290)
Summary
UPK 24 is a poorly populated, very loose 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) | 282.728 | -10.697 | – | -3.75 | -9.79 | – |
| Cantat-Gaudin et al. (2020) | 282.646 | -10.788 | 1.945 | -3.751 | -9.838 | – |
| Dias et al. (2021) | 282.565 | -10.897 | 1.959 | -3.764 | -9.776 | -0.798 |
| Tarricq et al. (2022) | 282.892 | -12.085 | 1.964 | -3.776 | -9.811 | – |
| Qin et al. (2023) | 282.79 | -10.62 | 1.97 | -3.76 | -9.91 | -0.63 |
| Hunt & Reffert (2023) | 281.879 | -11.701 | 1.979 | -3.798 | -9.855 | 2.281 |
| Cavallo et al. (2024) | 282.604 | -10.899 | 1.979 | – | – | – |
| Alfonso et al. (2024) | 282.815 | -10.846 | 1.921 | -3.779 | -9.817 | – |
| Almeida et al. (2025) | 282.565 | -10.897 | – | – | – | – |
| UCC | 282.717 | -10.717 | 1.963 | -3.774 | -9.906 | -0.328 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=498, log(age)=8.9 |
| Cantat-Gaudin et al. (2020) | AVNN=0.95, DistPc=502.0, AgeNN=8.43 |
| Dias et al. (2021) | Av=1.123, Dist=501, logage=9.016, [Fe/H]=-0.007 |
| Tarricq et al. (2022) | Dist=497, logAgeNN=8.45 |
| Qin et al. (2023) | E(B-V)=0.36, m-M=9.48, logt=9.05 |
| Hunt & Reffert (2023) | AV50=1.359, diffAV50=2.108, MOD50=8.402, logAge50=8.673 |
| Cavallo et al. (2024) | AV50=1.56, dMod50=8.56, logAge50=8.58, [Fe/H]50=0.12 |
| Alfonso et al. (2024) | AV=0.94977, MOD=8.50998, logAge=8.32694, Z=-0.0070 |
| Almeida et al. (2025) | AV=1.123, Dist=501, logAge=9.016, MassRk=111.5 |
Search coordinates in Bayestar19