Ruprecht 145
(OCL 52; ESO 592 02; MWSC 3005)
Summary
Ruprecht 145 is a rich, very dense object of very high C3 quality. It is located at a close distance from the Sun, below the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 282.65 | -18.25 | – | 6.1 | -5.31 | -8.8 |
| Piskunov et al. (2007) | 282.64 | -18.221 | – | – | – | – |
| Piskunov et al. (2008) | 282.64 | -18.221 | – | – | – | – |
| Kharchenko et al. (2012) | 282.66 | -18.227 | – | 6.2 | -4.91 | – |
| Loktin & Popova (2017) | 282.66 | -18.227 | – | 2.416 | -7.028 | -8.8 |
| Cantat-Gaudin et al. (2018) | 282.636 | -18.27 | 1.651 | 8.329 | -4.08 | – |
| Bica et al. (2019) | 282.578 | -18.182 | – | – | – | – |
| Soubiran et al. (2018) | 282.636 | -18.27 | – | – | – | -54.7 |
| Cantat-Gaudin et al. (2020) | 282.636 | -18.27 | 1.651 | 8.329 | -4.08 | – |
| Dias et al. (2021) | 282.67 | -18.232 | 1.651 | 8.32 | -4.058 | -50.624 |
| Tarricq et al. (2022) | 282.655 | -18.307 | 1.653 | 8.348 | -4.096 | – |
| He et al. (2022) | 282.637 | -18.276 | 1.66 | 8.319 | -4.14 | – |
| Hunt & Reffert (2023) | 282.658 | -18.293 | 1.653 | 8.372 | -4.131 | -56.166 |
| Cavallo et al. (2024) | 282.656 | -18.278 | 1.655 | – | – | – |
| Hunt & Reffert (2024) | 282.658 | -18.293 | 1.653 | 8.372 | -4.131 | -56.166 |
| Alfonso et al. (2024) | 282.649 | -18.244 | 1.615 | 8.337 | -4.096 | – |
| Almeida et al. (2025) | 282.67 | -18.232 | – | – | – | – |
| Hu & Soubiran (2025) | 282.656 | -18.278 | – | – | – | – |
| UCC | 282.655 | -18.281 | 1.652 | 8.354 | -4.129 | -55.311 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.18, Dist=320.0, Age=7.5, [Fe/H]=-0.127 |
| Piskunov et al. (2007) | E(B-V)=0.25, Dist=770, logt=8.64, logM=2.196 |
| Piskunov et al. (2008) | E(B-V)=0.25, Dist=770, logt=8.64, logM=2.63, logMA=2.59 |
| Kharchenko et al. (2012) | e_bv=0.25, distance=770, log_age=8.9, metallicity=-0.127 |
| Loktin & Popova (2017) | E(B-V)=0.465, Dist=2567, logt=9.14 |
| Cantat-Gaudin et al. (2018) | dmode=595.2 |
| Soubiran et al. (2018) | dmode=595.2 |
| Cantat-Gaudin et al. (2020) | AVNN=0.55, DistPc=629.0, AgeNN=8.91 |
| Dias et al. (2021) | Av=0.734, Dist=582, logage=8.969, [Fe/H]=0.037 |
| Tarricq et al. (2022) | Dist=620, logAgeNN=8.91 |
| He et al. (2022) | A0=1.05, logAge=8.8 |
| Hunt & Reffert (2023) | AV50=0.569, diffAV50=0.679, MOD50=8.768, logAge50=8.754 |
| Cavallo et al. (2024) | AV50=0.79, dMod50=8.88, logAge50=8.89, [Fe/H]50=0.33 |
| Hunt & Reffert (2024) | MassJ=574.817, MassTot=776.155 |
| Alfonso et al. (2024) | AV=0.55006, MOD=8.99897, logAge=8.98490, Z=0.03784 |
| Almeida et al. (2025) | AV=0.734, Dist=582, logAge=8.969, MassRk=394.0 |
| Hu & Soubiran (2025) | MA22=-0.12, MA23f=-0.09, MA23g=0.0, MZ23=-0.03, MK24=-0.09, MF24=-0.08 |
Search coordinates in Bayestar19