Ruprecht 100
Summary
Ruprecht 100 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 well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 181.471 | -62.617 | – | -3.41 | -1.19 | – |
| Kharchenko et al. (2012) | 181.44 | -62.617 | – | -7.22 | 1.13 | – |
| Cantat-Gaudin et al. (2018) | 181.52 | -62.624 | 0.253 | -8.255 | 0.898 | – |
| Soubiran et al. (2018) | 181.52 | -62.624 | – | – | – | -10.88 |
| Cantat-Gaudin et al. (2020) | 181.52 | -62.624 | 0.253 | -8.255 | 0.898 | – |
| Dias et al. (2021) | 181.506 | -62.628 | 0.253 | -8.254 | 0.906 | -11.048 |
| Hunt & Reffert (2023) | 181.521 | -62.623 | 0.279 | -8.247 | 0.956 | -20.528 |
| Cavallo et al. (2024) | 181.545 | -62.634 | 0.28 | – | – | – |
| Hunt & Reffert (2024) | 181.521 | -62.623 | 0.279 | -8.247 | 0.956 | -20.528 |
| Almeida et al. (2025) | 181.506 | -62.628 | – | – | – | – |
| Hu & Soubiran (2025) | 181.545 | -62.634 | – | – | – | – |
| UCC | 181.54 | -62.625 | 0.28 | -8.278 | 0.929 | -11.556 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.56, Dist=2435.0, Age=8.5, [Fe/H]=-0.2 |
| Kharchenko et al. (2012) | e_bv=0.729, distance=2589, log_age=8.6 |
| Cantat-Gaudin et al. (2018) | dmode=3550.9 |
| Soubiran et al. (2018) | dmode=3550.9 |
| Cantat-Gaudin et al. (2020) | AVNN=1.56, DistPc=3373.0, AgeNN=8.31 |
| Dias et al. (2021) | Av=1.47, Dist=2784, logage=8.748, [Fe/H]=0.062 |
| Hunt & Reffert (2023) | AV50=1.86, diffAV50=2.102, MOD50=12.519, logAge50=8.365 |
| Cavallo et al. (2024) | AV50=1.86, dMod50=12.19, logAge50=8.73, [Fe/H]50=0.02 |
| Hunt & Reffert (2024) | MassJ=1504.26, MassTot=1571.25 |
| Almeida et al. (2025) | AV=1.47, Dist=2784, logAge=8.748, MassRk=345.8 |
| Hu & Soubiran (2025) | MA22=-0.35, MA23f=-0.32, MA23g=0.08, MZ23=-0.23, MK24=-0.21, MF24=-0.38 |
Search coordinates in Bayestar19