Ruprecht 121
(OCL 983; ESO 277 06; MWSC 2446)
Summary
Ruprecht 121 is a very rich, very dense object of very high C3 quality. It is located at a moderate distance from the Sun, near the mid-plane. It is well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 250.425 | -46.15 | – | -0.75 | -2.38 | – |
| Kharchenko et al. (2012) | 250.447 | -46.15 | – | -5.48 | -3.55 | – |
| Cantat-Gaudin et al. (2018) | 250.436 | -46.159 | 0.462 | -1.073 | -2.569 | – |
| Bica et al. (2019) | 250.468 | -46.155 | – | – | – | – |
| Soubiran et al. (2018) | 250.436 | -46.159 | – | – | – | -52.95 |
| Cantat-Gaudin et al. (2020) | 250.436 | -46.159 | 0.462 | -1.073 | -2.569 | – |
| Hunt & Reffert (2023) | 250.433 | -46.161 | 0.488 | -1.107 | -2.571 | -47.388 |
| Cavallo et al. (2024) | 250.427 | -46.169 | 0.489 | – | – | – |
| Hunt & Reffert (2024) | 250.433 | -46.161 | 0.488 | -1.107 | -2.571 | -47.388 |
| UCC | 250.428 | -46.164 | 0.486 | -1.102 | -2.574 | -53.036 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=1.041, Dist=1239.0, Age=8.425 |
| Kharchenko et al. (2012) | e_bv=1.041, distance=1239, log_age=8.425 |
| Cantat-Gaudin et al. (2018) | dmode=2036.2 |
| Soubiran et al. (2018) | dmode=2036.2 |
| Cantat-Gaudin et al. (2020) | AVNN=2.54, DistPc=1974.0, AgeNN=8.25 |
| Hunt & Reffert (2023) | AV50=2.781, diffAV50=2.536, MOD50=11.419, logAge50=8.113 |
| Cavallo et al. (2024) | AV50=3.19, dMod50=10.87, logAge50=8.24, [Fe/H]50=-0.43 |
| Hunt & Reffert (2024) | MassJ=5902.05, MassTot=5902.05 |
Search coordinates in Bayestar19