Ruprecht 82
(OCL 788; ESO 167 05; MWSC 1711; FoF 998)
Summary
Ruprecht 82 is a 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 very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 146.442 | -54.0 | – | -4.97 | 0.39 | – |
| Piskunov et al. (2008) | 146.444 | -53.997 | – | – | – | – |
| Kharchenko et al. (2012) | 146.438 | -53.968 | – | -8.94 | 1.7 | – |
| Cantat-Gaudin et al. (2018) | 146.421 | -54.004 | 0.43 | -6.443 | 4.348 | – |
| Bica et al. (2019) | 146.444 | -53.997 | – | – | – | – |
| Soubiran et al. (2018) | 146.421 | -54.004 | – | – | – | 2.08 |
| Bossini et al. (2019) | 146.421 | -54.004 | – | – | – | – |
| Liu & Pang (2019) | 146.429 | -54.001 | 0.433 | -6.402 | 4.317 | – |
| Donor et al. (2020) | 146.438 | -53.968 | – | -6.39 | 4.38 | 2.1 |
| Cantat-Gaudin et al. (2020) | 146.421 | -54.004 | 0.43 | -6.443 | 4.348 | – |
| Dias et al. (2021) | 146.416 | -54.003 | 0.431 | -6.438 | 4.348 | 2.157 |
| Hunt & Reffert (2023) | 146.431 | -54.002 | 0.436 | -6.428 | 4.375 | -6.369 |
| Cavallo et al. (2024) | 146.413 | -54.005 | 0.436 | – | – | – |
| Hunt & Reffert (2024) | 146.431 | -54.002 | 0.436 | -6.428 | 4.375 | -6.369 |
| Almeida et al. (2025) | 146.416 | -54.003 | – | – | – | – |
| Hu & Soubiran (2025) | 146.413 | -54.005 | – | – | – | – |
| UCC | 146.416 | -54.005 | 0.439 | -6.426 | 4.371 | -10.896 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.29, Dist=2455.0, Age=8.5 |
| Piskunov et al. (2008) | E(B-V)=0.29, Dist=2455, logt=8.5, logMA=2.891 |
| Kharchenko et al. (2012) | e_bv=0.5, distance=2228, log_age=8.37 |
| Cantat-Gaudin et al. (2018) | dmode=2177.4 |
| Soubiran et al. (2018) | dmode=2177.4 |
| Bossini et al. (2019) | AV=1.036, Dist=11.718, logA=8.548, Fe/H=0.0 |
| Liu & Pang (2019) | Age=0.589, Z=-0.25 |
| Donor et al. (2020) | Fe/H=-0.03 |
| Cantat-Gaudin et al. (2020) | AVNN=0.95, DistPc=2201.0, AgeNN=8.66 |
| Dias et al. (2021) | Av=1.131, Dist=1866, logage=8.609, [Fe/H]=0.067 |
| Hunt & Reffert (2023) | AV50=0.883, diffAV50=0.761, MOD50=11.606, logAge50=8.646 |
| Cavallo et al. (2024) | AV50=0.87, dMod50=11.54, logAge50=8.89, [Fe/H]50=0.27 |
| Hunt & Reffert (2024) | MassJ=916.888, MassTot=950.169 |
| Almeida et al. (2025) | AV=1.131, Dist=1866, logAge=8.609, MassRk=424.5 |
| Hu & Soubiran (2025) | MA22=-0.2, MA23f=-0.28, MZ23=-0.18, MK24=-0.25, MF24=-0.16 |
Search coordinates in Bayestar19