UBC 1331
0.49
UTI
0.57
CN
1.0
Cdens
0.38
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
2.1 [arcmin]
- CN 0.57 Moderately populated
- Cdens 1.0 Very dense
- CC3 0.38 Low quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
UBC 1331 is a moderately populated, very dense object of low C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a metal-poor, intermediate-age cluster (see Parameters). It is poorly studied in the literature.
Note: This object shares a small percentage of members with a later reported entry. See table with shared members information.
Distant
Moderate extinction
Metal-poor
Intermediate age
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 102.101 | 4.013 | 0.256 | -0.531 | -0.81 | 63.753 |
| Hunt & Reffert | 2024 | 102.107 | 4.007 | 0.251 | -0.534 | -0.815 | 51.845 |
| Cavallo et al. | 2024 | 102.098 | 4.013 | 0.246 | â | â | â |
| Hunt & Reffert | 2023 | 102.107 | 4.007 | 0.251 | -0.534 | -0.815 | 51.845 |
| Castro-Ginard et al. | 2022 | 102.1 | 4.02 | 0.26 | -0.55 | -0.79 | 52.41 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Hunt & Reffert | 2024 | â | â | â | â | â | 580* | â | â |
| Cavallo et al. | 2024 | 2.70 | 2.18 | â | 479 | -0.830 | â | â | â |
| Hunt & Reffert | 2023 | 3.38 | 1.63 | 1.89 | 480 | â | â | â | â |
| Castro-Ginard et al. | 2022 | 4.43 | 1.18 | â | 332 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.