OC 0258
Summary
OC 0258 is a sparse, very loose object of intermediate C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It was recently reported in the literature.This is a unique object, which shares a very small percentage of members with at least one previously reported entry, and a very small percentage with at least one entry reported in the same catalogue.
Warning: contains less than 25 stars with P>0.5 estimated.
Warning: the low UTI value and no obvious signs of duplication (C_dup=0.96) indicates that this is quite probably an asterism, moving group, or artifact, and not a real open cluster.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Hao et al. (2022) | 44.694 | 57.67 | 0.423 | 0.582 | -1.255 | – |
| UCC | 44.722 | 57.686 | 0.421 | 0.6 | -1.257 | 17.282 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Hao et al. (2022) | AG=2.06, age=7.5, Z=0.028 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| OC 0259 | 4.0 | 45.08 | 57.47 | 0.42 | 0.69 | -1.31 | -93.05 | 0.2 |
| SAI 25 | 4.0 | 44.98 | 57.41 | 0.39 | 0.62 | -1.28 | -33.84 | 0.48 |