ESO 311 21
(MWSC 1415)
Summary
ESO 311 21 is a rich, very dense object of intermediate C3 quality. It is located at a large distance from the Sun, below the mid-plane. It is well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 120.425 | -41.599 | – | -14.99 | 10.24 | – |
| Glushkova et al. (2010) | 120.423 | -41.599 | – | – | – | – |
| Kharchenko et al. (2012) | 120.424 | -41.583 | – | -8.69 | 6.28 | – |
| Cantat-Gaudin et al. (2018) | 120.415 | -41.596 | 0.16 | -2.852 | 5.51 | – |
| Bica et al. (2019) | 120.439 | -41.602 | – | – | – | – |
| Soubiran et al. (2018) | 120.415 | -41.596 | – | – | – | 79.59 |
| Cantat-Gaudin et al. (2020) | 120.415 | -41.596 | 0.16 | -2.852 | 5.51 | – |
| Hunt & Reffert (2023) | 120.428 | -41.593 | 0.193 | -2.804 | 5.528 | 65.881 |
| Cavallo et al. (2024) | 120.421 | -41.592 | 0.182 | – | – | – |
| Hunt & Reffert (2024) | 120.428 | -41.593 | 0.193 | -2.804 | 5.528 | 65.881 |
| Hu & Soubiran (2025) | 120.421 | -41.592 | – | – | – | – |
| UCC | 120.415 | -41.598 | 0.192 | -2.813 | 5.526 | 66.409 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.49, Dist=2330.0, Age=10.1 |
| Glushkova et al. (2010) | E(B-V)=0.49, Dist=2330.0, Age=10.1 |
| Kharchenko et al. (2012) | e_bv=0.791, distance=5118, log_age=9.3 |
| Cantat-Gaudin et al. (2018) | dmode=5298.9 |
| Soubiran et al. (2018) | dmode=5298.9 |
| Cantat-Gaudin et al. (2020) | AVNN=1.83, DistPc=5445.0, AgeNN=9.41 |
| Hunt & Reffert (2023) | AV50=1.879, diffAV50=0.828, MOD50=13.283, logAge50=9.398 |
| Cavallo et al. (2024) | AV50=2.58, dMod50=13.29, logAge50=9.34, [Fe/H]50=-0.18 |
| Hunt & Reffert (2024) | MassJ=1916.36, MassTot=1973.79 |
| Hu & Soubiran (2025) | MA22=-0.2, MA23f=-0.39, MA23g=-0.45, MZ23=-0.68, MK24=-0.36, MF24=-0.31 |
Search coordinates in Bayestar19