HSC 1657
Summary
HSC 1657 is a sparse, very loose object of low C3 quality. It is located at a relatively close distance from the Sun, near the mid-plane. It was recently reported in the literature.
This is likely a unique object, which shares a moderate percentage of members with at least one previously reported entry.
Warning: contains less than 25 stars with P>0.5 estimated.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Hunt & Reffert (2023) | 101.483 | 2.516 | 0.648 | -1.256 | 0.97 | 54.888 |
| Cavallo et al. (2024) | 101.535 | 2.284 | 0.649 | – | – | – |
| UCC | 101.501 | 2.525 | 0.637 | -1.283 | 0.953 | 54.862 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Hunt & Reffert (2023) | AV50=0.734, diffAV50=0.447, MOD50=10.836, logAge50=8.533 |
| Cavallo et al. (2024) | AV50=0.92, dMod50=10.97, logAge50=8.31, [Fe/H]50=0.32 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| CWNU 2111 | 40.0 | 101.49 | 2.07 | 0.64 | -1.22 | 0.95 | 49.8 | 0.07 |
