Ruprecht 1
(OCL 563; MWSC 929; FoF 655)
Summary
Ruprecht 1 is a rich, very dense object of very high C3 quality. It is located at a relatively close distance from the Sun, below the mid-plane. It is very well-studied in the literature.
This object shares a significant percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 99.088 | -14.147 | – | 0.49 | -0.66 | – |
| Piskunov et al. (2007) | 99.099 | -14.183 | – | – | – | – |
| Piskunov et al. (2008) | 99.099 | -14.183 | – | – | – | – |
| Kharchenko et al. (2012) | 99.135 | -14.193 | – | 0.48 | 0.44 | – |
| Loktin & Popova (2017) | 99.09 | -14.146 | – | 0.064 | 0.884 | – |
| Cantat-Gaudin et al. (2018) | 99.084 | -14.157 | 0.631 | -0.316 | -0.9 | – |
| Bica et al. (2019) | 99.104 | -14.148 | – | – | – | – |
| Soubiran et al. (2018) | 99.084 | -14.157 | – | – | – | 12.52 |
| Bossini et al. (2019) | 99.084 | -14.157 | – | – | – | – |
| Liu & Pang (2019) | 99.056 | -14.158 | 0.64 | -0.305 | -0.867 | – |
| Cantat-Gaudin et al. (2020) | 99.084 | -14.157 | 0.631 | -0.316 | -0.9 | – |
| Dias et al. (2021) | 99.082 | -14.151 | 0.633 | -0.322 | -0.899 | 11.459 |
| Tarricq et al. (2022) | 99.094 | -14.178 | 0.651 | -0.304 | -0.908 | – |
| Hunt & Reffert (2023) | 99.099 | -14.167 | 0.641 | -0.293 | -0.901 | 9.39 |
| Cavallo et al. (2024) | 99.058 | -14.169 | 0.642 | – | – | – |
| Hunt & Reffert (2024) | 99.099 | -14.167 | 0.641 | -0.293 | -0.901 | 9.39 |
| Almeida et al. (2025) | 99.082 | -14.151 | – | – | – | – |
| Hu & Soubiran (2025) | 99.058 | -14.169 | – | – | – | – |
| UCC | 99.075 | -14.166 | 0.641 | -0.299 | -0.902 | 11.208 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.17, Dist=1480.0, Age=8.68, [Fe/H]=-0.25 |
| Piskunov et al. (2007) | E(B-V)=0.15, Dist=1100, logt=8.76, logM=1.462 |
| Piskunov et al. (2008) | E(B-V)=0.15, Dist=1100, logt=8.76, logM=2.124, logMA=2.554 |
| Kharchenko et al. (2012) | e_bv=0.146, distance=1204, log_age=8.79 |
| Loktin & Popova (2017) | E(B-V)=0.088, Dist=2409, logt=8.8 |
| Cantat-Gaudin et al. (2018) | dmode=1514.2 |
| Soubiran et al. (2018) | dmode=1514.2 |
| Bossini et al. (2019) | AV=0.697, Dist=10.787, logA=8.502, Fe/H=-0.25 |
| Liu & Pang (2019) | Age=0.576, Z=0.5 |
| Cantat-Gaudin et al. (2020) | AVNN=0.61, DistPc=1533.0, AgeNN=8.46 |
| Dias et al. (2021) | Av=0.743, Dist=1429, logage=8.635, [Fe/H]=-0.077 |
| Tarricq et al. (2022) | Dist=1480, logAgeNN=8.49 |
| Hunt & Reffert (2023) | AV50=0.258, diffAV50=0.541, MOD50=10.812, logAge50=8.687 |
| Cavallo et al. (2024) | AV50=0.28, dMod50=10.88, logAge50=8.91, [Fe/H]50=0.39 |
| Hunt & Reffert (2024) | MassJ=739.239, MassTot=747.781 |
| Almeida et al. (2025) | AV=0.743, Dist=1429, logAge=8.635, MassRk=344.9 |
| Hu & Soubiran (2025) | MA22=-0.23, MA23f=-0.33, MZ23=-0.19, MK24=-0.19, MF24=-0.14 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| FSR 1179 | 64.2 | 99.1 | -14.17 | 0.65 | -0.29 | -0.9 | 10.98 | 0.0 |