HSC 1623
Summary
HSC 1623 is a sparse, very loose object of low C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It was recently reported in the literature.
This object shares a large percentage of members with a later reported entry.
Warning: contains less than 25 stars with P>0.5 estimated.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Hunt & Reffert (2023) | 98.188 | 5.418 | 0.245 | 0.426 | -0.259 | 75.266 |
| Cavallo et al. (2024) | 98.168 | 5.355 | 0.245 | – | – | – |
| Hunt & Reffert (2024) | 98.188 | 5.418 | 0.245 | 0.426 | -0.259 | 75.266 |
| Hu & Soubiran (2025) | 98.168 | 5.355 | – | – | – | – |
| UCC | 98.173 | 5.359 | 0.242 | 0.437 | -0.267 | 82.12 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Hunt & Reffert (2023) | AV50=2.787, diffAV50=1.848, MOD50=12.878, logAge50=8.407 |
| Cavallo et al. (2024) | AV50=2.11, dMod50=12.54, logAge50=8.93, [Fe/H]50=0.53 |
| Hunt & Reffert (2024) | MassJ=601.230, MassTot=645.507 |
| Hu & Soubiran (2025) | MA22=-0.43, MA23f=-0.45, MK24=-0.3, MF24=-0.55 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| CWNU 3143 | 92.0 | 98.18 | 5.35 | 0.25 | 0.44 | -0.27 | 75.27 | 0.13 |