(Melotte 21; Collinder 40; OCL 401; FSR 0679; MWSC 283)
Search object in NASA/SAO ADS | Simbad
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Chen et al. (2003) | 52.91 | 37.341 | – | -0.55 | -2.89 | -10.9 |
| Kharchenko et al. (2012) | 53.004 | 37.357 | – | -3.12 | -5.5 | – |
| Loktin & Popova (2017) | 52.905 | 37.377 | – | -2.704 | -8.046 | -11.5 |
| Bica et al. (2019) | 52.918 | 37.374 | – | – | – | – |
| Cantat-Gaudin et al. (2020) | 52.894 | 37.38 | 1.502 | 0.52 | -1.604 | – |
| Dias et al. (2021) | 52.87 | 37.397 | 1.505 | 0.523 | -1.598 | -9.414 |
| Jaehnig et al. (2021) | 52.953 | 37.358 | 1.54 | 0.556 | -1.605 | – |
| Tarricq et al. (2022) | 52.982 | 37.404 | 1.52 | 0.423 | -1.68 | – |
| He et al. (2022) | 52.91 | 37.383 | 1.522 | 0.415 | -1.672 | – |
| Hunt & Reffert (2023) | 52.953 | 37.387 | 1.525 | 0.425 | -1.665 | -10.159 |
| Cavallo et al. (2024) | 52.886 | 37.388 | 1.525 | – | – | – |
| UCC | 52.907 | 37.397 | 1.514 | 0.413 | -1.68 | -10.492 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Chen et al. (2003) | E(B-V)=0.319, HDis=665.0, Age=0.45, [Fe/H]=-0.16;-0.16 |
| Kharchenko et al. (2012) | e_bv=0.331, distance=665, log_age=8.6, metallicity=-0.16 |
| Loktin & Popova (2017) | E(B-V)=0.345, Dmod=9.119, logt=8.655 |
| Cantat-Gaudin et al. (2020) | AVNN=0.71, DMNN=9.18, AgeNN=8.91 |
| Dias et al. (2021) | Av=1.228, Dist=626, logage=8.762, [Fe/H]=-0.115 |
| Tarricq et al. (2022) | Dist=675, logAgeNN=8.93 |
| He et al. (2022) | A0=1.5, logAge=8.5 |
| Hunt & Reffert (2023) | AV50=1.367, diffAV50=2.413, MOD50=8.99, logAge50=8.204 |
| Cavallo et al. (2024) | AV50=1.27, dMod50=9.11, logAge50=8.46, [Fe/H]50=0.26 |