Ruprecht 10
(MWSC 1098; OCL 604; ESO 558 10)
0.80
UTI
0.58
CN
1.0
Cdens
0.75
CC3
0.84
Clit
1.0
Cdup
Stellar density (N50/rad)
5.7 [N/pc2]
- CN 0.58 Moderately populated
- Cdens 1.0 Very dense
- CC3 0.75 High quality
- Clit 0.84 Well-studied
- Cdup 1.0 Unique
Overview
Ruprecht 10 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster, but with a large variance across recent sources for the metallicity parameter (see Parameters). It is well-studied in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 106.627 | -20.129 | 0.431 | -0.864 | 0.562 | 31.096 |
| Hu & Soubiran | 2025 | 106.638 | -20.142 | â | â | â | â |
| Almeida et al. | 2025 | 106.626 | -20.128 | â | â | â | â |
| Hunt & Reffert | 2024 | 106.619 | -20.123 | 0.417 | -0.871 | 0.595 | 31.096 |
| Cavallo et al. | 2024 | 106.638 | -20.142 | 0.427 | â | â | â |
| Hunt & Reffert | 2023 | 106.619 | -20.123 | 0.417 | -0.871 | 0.595 | 31.096 |
| Just et al. | 2023 | 106.61 | -20.093 | â | â | â | â |
| Dias et al. | 2021 | 106.626 | -20.128 | 0.43 | -0.836 | 0.566 | â |
| Cantat-Gaudin et al. | 2020 | 106.626 | -20.125 | 0.435 | -0.849 | 0.564 | â |
| Cantat-Gaudin & Anders | 2020 | 106.626 | -20.125 | 0.435 | -0.849 | 0.564 | â |
| Soubiran et al. | 2018 | 106.626 | -20.125 | â | â | â | 33.94 |
| Bica et al. | 2019 | 106.606 | -20.1 | â | â | â | â |
| Cantat-Gaudin et al. | 2018 | 106.626 | -20.125 | 0.435 | -0.849 | 0.564 | â |
| Loktin & Popova | 2017 | 106.62 | -20.095 | â | -1.807 | 5.293 | â |
| Kharchenko et al. | 2016 | 106.61 | -20.093 | â | â | â | â |
| Kharchenko et al. | 2013 | 106.615 | -20.095 | â | -0.24 | 3.99 | â |
| Dias et al. | 2002 | 106.621 | -20.109 | â | -0.55 | 4.49 | 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] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 2.15 | 0.75 | 1.09 | 631 | -0.026 | 191 | â | â |
| Hu & Soubiran | 2025 | â | â | â | â | -0.180(5) | â | â | â |
| Almeida et al. | 2025 | 1.96 | 0.75 | â | 429 | â | 141 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 191(1) | â | â |
| Cavallo et al. | 2024 | 1.89 | 0.48 | â | 832 | 0.140 | â | â | â |
| Hunt & Reffert | 2023 | 2.09 | 0.69 | 1.09 | 256 | â | â | â | â |
| Just et al. | 2023 | â | â | â | 631 | â | 332 | â | â |
| Dias et al. | 2021 | 1.96 | 0.75 | â | 429 | -0.026 | â | â | â |
| Cantat-Gaudin et al. | 2020 | 2.20 | 0.55 | â | 288 | â | â | â | â |
| Cantat-Gaudin & Anders | 2020 | 2.15 | â | â | â | â | â | â | â |
| Soubiran et al. | 2018 | 2.15 | â | â | â | â | â | â | â |
| Cantat-Gaudin et al. | 2018 | 2.15 | â | â | â | â | â | â | â |
| Loktin & Popova | 2017 | 3.16 | 1.03 | â | 851 | â | â | â | â |
| Kharchenko et al. | 2016 | 2.35 | 1.94 | â | 631 | â | â | â | â |
| Kharchenko et al. | 2013 | 2.35 | 1.94 | â | 631 | â | â | â | â |
| Dias et al. | 2002 | 2.90 | 1.18 | â | 1096 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
MOCA


Almeida et al. (2025)
Mass determination: intermediate fit. Isochrone match: good fit. Silver sample.
Cavallo et al. (2024)
Gold sample.