Ruprecht 41
(OCL 673; ESO 493 31; FSR 1318; MWSC 1378)
Summary
Ruprecht 41 is a rich, very dense object of 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) | 118.45 | -26.961 | – | -2.23 | 2.92 | – |
| Kharchenko et al. (2012) | 118.451 | -26.965 | – | -2.33 | 3.91 | – |
| Cantat-Gaudin et al. (2018) | 118.443 | -26.992 | 0.195 | -2.593 | 3.554 | – |
| Bica et al. (2019) | 118.441 | -26.967 | – | – | – | – |
| Soubiran et al. (2018) | 118.443 | -26.992 | – | – | – | 78.54 |
| Cantat-Gaudin et al. (2020) | 118.443 | -26.992 | 0.195 | -2.593 | 3.554 | – |
| Dias et al. (2021) | 118.437 | -26.975 | 0.204 | -2.581 | 3.535 | 78.563 |
| Hunt & Reffert (2023) | 118.424 | -27.007 | 0.227 | -2.596 | 3.572 | 96.074 |
| Cavallo et al. (2024) | 118.423 | -27.01 | 0.225 | – | – | – |
| Hunt & Reffert (2024) | 118.424 | -27.007 | 0.227 | -2.596 | 3.572 | 96.074 |
| Almeida et al. (2025) | 118.437 | -26.975 | – | – | – | – |
| Hu & Soubiran (2025) | 118.423 | -27.01 | – | – | – | – |
| UCC | 118.426 | -27.003 | 0.218 | -2.598 | 3.571 | 78.43 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.13, Dist=3150.0, Age=8.84 |
| Kharchenko et al. (2012) | e_bv=0.135, distance=3246, log_age=8.865 |
| Cantat-Gaudin et al. (2018) | dmode=4469.5 |
| Soubiran et al. (2018) | dmode=4469.5 |
| Cantat-Gaudin et al. (2020) | AVNN=0.98, DistPc=4322.0, AgeNN=8.16 |
| Dias et al. (2021) | Av=1.229, Dist=3410, logage=8.593, [Fe/H]=-0.109 |
| Hunt & Reffert (2023) | AV50=1.104, diffAV50=2.162, MOD50=12.896, logAge50=8.461 |
| Cavallo et al. (2024) | AV50=1.07, dMod50=12.33, logAge50=8.74, [Fe/H]50=-0.22 |
| Hunt & Reffert (2024) | MassJ=810.921, MassTot=810.921 |
| Almeida et al. (2025) | AV=1.229, Dist=3410, logAge=8.593, MassRk=444.3 |
| Hu & Soubiran (2025) | MA22=-0.2, MA23f=-0.44, MA23g=-0.38, MZ23=-0.57, MK24=-0.34, MF24=-0.38 |
Search coordinates in Bayestar19