UBC 1258
0.53
UTI
0.54
CN
1.0
Cdens
0.5
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
2.5 [arcmin]
- CN 0.54 Moderately populated
- Cdens 1.0 Very dense
- CC3 0.5 Intermediate quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
UBC 1258 is a moderately populated, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a near-solar metallicity, old cluster (see Parameters). It is poorly studied in the literature.
Relatively close
High extinction
Near-solar metallicity
Old
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 62.427 | 50.353 | 0.407 | -0.17 | -0.534 | -19.449 |
| Hu & Soubiran | 2025 | 62.445 | 50.362 | â | â | â | â |
| Hunt & Reffert | 2024 | 62.428 | 50.352 | 0.405 | -0.165 | -0.55 | 0.045 |
| Cavallo et al. | 2024 | 62.445 | 50.362 | 0.409 | â | â | â |
| Hunt & Reffert | 2023 | 62.428 | 50.352 | 0.405 | -0.165 | -0.55 | 0.045 |
| Castro-Ginard et al. | 2022 | 62.43 | 50.35 | 0.41 | -0.17 | -0.53 | â |
đĄ Note: The UCC values are estimated from its identified members.
| Reference | Year | Dist [kpc] | Av [mag] | DAv [mag] | Age [Myr] | [Fe/H] [dex] | Mass [Msun] | Bfr | BSS |
|---|---|---|---|---|---|---|---|---|---|
| Hu & Soubiran | 2025 | â | â | â | â | 0.070* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 645* | â | â |
| Cavallo et al. | 2024 | 2.16 | 3.32 | â | 1096 | 0.100 | â | â | â |
| Hunt & Reffert | 2023 | 2.22 | 3.49 | 2.07 | 577 | â | â | â | â |
| Castro-Ginard et al. | 2022 | 2.61 | 2.65 | â | 1239 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.