Ruprecht 118
Summary
Ruprecht 118 is a poorly populated, very dense object of very high C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It is moderately studied in the literature.
This object shares a large percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 246.15 | -51.967 | – | -0.33 | -3.94 | – |
| Kharchenko et al. (2012) | 246.18 | -51.94 | – | -2.49 | -4.09 | – |
| Dias et al. (2021) | 246.145 | -51.954 | 0.285 | -3.152 | -4.345 | – |
| Hunt & Reffert (2023) | 246.123 | -51.918 | 0.356 | -3.168 | -4.316 | -58.131 |
| Cavallo et al. (2024) | 246.123 | -51.913 | 0.355 | – | – | – |
| Hunt & Reffert (2024) | 246.123 | -51.918 | 0.356 | -3.168 | -4.316 | -58.131 |
| Almeida et al. (2025) | 246.145 | -51.954 | – | – | – | – |
| UCC | 246.114 | -51.924 | 0.336 | -3.174 | -4.341 | -58.541 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.41, Dist=1343.0, Age=8.11 |
| Kharchenko et al. (2012) | e_bv=0.146, distance=974, log_age=8.94 |
| Dias et al. (2021) | Av=1.144, Dist=2224, logage=8.425, [Fe/H]=0.386 |
| Hunt & Reffert (2023) | AV50=1.321, diffAV50=1.35, MOD50=12.01, logAge50=8.118 |
| Cavallo et al. (2024) | AV50=1.9, dMod50=11.65, logAge50=7.67, [Fe/H]50=-0.53 |
| Hunt & Reffert (2024) | MassJ=537.672, MassTot=567.866 |
| Almeida et al. (2025) | AV=1.144, Dist=2224, logAge=8.425, MassRk=385.2 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| UBC 313 | 76.0 | 246.11 | -51.92 | 0.32 | -3.15 | -4.34 | – | 0.09 |