UBC 1121
0.53
UTI
0.4
CN
1.0
Cdens
0.62
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
2.8 [arcmin]
- CN 0.4 Poorly populated
- Cdens 1.0 Very dense
- CC3 0.62 Intermediate quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
UBC 1121 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is poorly studied in the literature.
Distant
Moderate extinction
Near-solar metallicity
Intermediate age
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 313.65 | 47.025 | 0.288 | -4.085 | -4.71 | -14.877 |
| Hu & Soubiran | 2025 | 313.656 | 47.016 | â | â | â | â |
| Hunt & Reffert | 2024 | 313.628 | 47.034 | 0.289 | -4.052 | -4.686 | -17.935 |
| Cavallo et al. | 2024 | 313.656 | 47.016 | 0.287 | â | â | â |
| Hunt & Reffert | 2023 | 313.628 | 47.034 | 0.289 | -4.052 | -4.686 | -17.935 |
| Castro-Ginard et al. | 2022 | 313.65 | 47.04 | 0.29 | -4.09 | -4.71 | 6.78 |
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 | 349* | â | â |
| Cavallo et al. | 2024 | 2.73 | 2.66 | â | 813 | 0.160 | â | â | â |
| Hunt & Reffert | 2023 | 3.13 | 2.55 | 1.87 | 414 | â | â | â | â |
| Castro-Ginard et al. | 2022 | 3.75 | 2.08 | â | 607 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.