UPK 402
(OCSN 309)
Summary
UPK 402 is a poorly populated, very dense object of very high C3 quality. It is located at a very close distance from the Sun, below the mid-plane. It is well-studied in the literature.
This object shares a large percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Sim et al. (2019) | 87.507 | 2.806 | – | -1.15 | -1.96 | – |
| Cantat-Gaudin et al. (2020) | 87.515 | 2.822 | 2.385 | -1.112 | -1.917 | – |
| He et al. (2022) | 87.509 | 2.819 | 2.47 | -1.096 | -1.809 | – |
| Qin et al. (2023) | 87.5 | 2.91 | 2.46 | -1.05 | -1.66 | 30.19 |
| Hunt & Reffert (2023) | 87.515 | 2.9 | 2.471 | -1.105 | -1.785 | 14.811 |
| Cavallo et al. (2024) | 87.522 | 2.76 | 2.466 | – | – | – |
| Celli et al. (2024) | 87.515 | 2.822 | – | – | – | – |
| Hunt & Reffert (2024) | 87.515 | 2.9 | 2.471 | -1.105 | -1.785 | 14.811 |
| Alfonso et al. (2024) | 87.517 | 2.812 | 2.431 | -1.137 | -1.805 | – |
| UCC | 87.516 | 2.822 | 2.472 | -1.112 | -1.822 | 23.075 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Sim et al. (2019) | d_pc=429, log(age)=6.85 |
| Cantat-Gaudin et al. (2020) | AVNN=1.26, DistPc=433.0, AgeNN=6.86 |
| He et al. (2022) | A0=0.15, logAge=6.5 |
| Qin et al. (2023) | E(B-V)=0.15, m-M=8.45, logt=6.8 |
| Hunt & Reffert (2023) | AV50=1.12, diffAV50=1.497, MOD50=7.929, logAge50=6.736 |
| Cavallo et al. (2024) | AV50=1.61, dMod50=8.25, logAge50=6.76, [Fe/H]50=0.16 |
| Celli et al. (2024) | Age=7.2, Mc=27.9 |
| Hunt & Reffert (2024) | MassJ=42.0175, MassTot=30.1940 |
| Alfonso et al. (2024) | AV=1.25705, MOD=8.19130, logAge=7.08179, Z=0.00875 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| LISC-III 3646 | 100.0 | 87.56 | 2.64 | 2.43 | -1.16 | -1.84 | 23.07 | 0.27 |