(M 7; Melotte 183; Collinder 354; OCL 1028; VDBH 254; vdBergh-Hagen 254; ESO 394 09; MWSC 2739)
Search object in NASA/SAO ADS | Simbad
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Chen et al. (2003) | 268.476 | -34.812 | – | – | – | – |
| Kharchenko et al. (2012) | 268.44 | -34.78 | – | 2.58 | -4.98 | – |
| Loktin & Popova (2017) | 268.455 | -34.794 | – | 1.67 | -3.6 | -12.6 |
| Bica et al. (2019) | 268.466 | -34.807 | – | – | – | – |
| Bossini et al. (2019) | 268.447 | -34.841 | – | – | – | – |
| Cantat-Gaudin et al. (2020) | 268.447 | -34.841 | 3.572 | 3.099 | -5.426 | – |
| Dias et al. (2021) | 268.397 | -34.88 | 3.567 | 3.105 | -5.399 | -14.591 |
| Jaehnig et al. (2021) | 268.466 | -34.782 | 3.599 | 3.097 | -5.316 | – |
| Tarricq et al. (2022) | 268.434 | -34.879 | 3.591 | 3.067 | -5.404 | – |
| He et al. (2022) | 268.446 | -34.793 | 3.584 | 3.033 | -5.37 | – |
| Hunt & Reffert (2023) | 268.476 | -34.828 | 3.583 | 3.08 | -5.366 | -14.55 |
| Cavallo et al. (2024) | 268.483 | -34.784 | 3.583 | – | – | – |
| UCC | 268.388 | -34.836 | 3.58 | 2.906 | -5.424 | -14.453 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Chen et al. (2003) | E(B-V)=0.103, HDis=301.0, Age=0.29, [Fe/H]=0.03 |
| Kharchenko et al. (2012) | e_bv=0.219, distance=303, log_age=8.25, metallicity=0.14 |
| Loktin & Popova (2017) | E(B-V)=0.103, Dmod=7.379, logt=8.475 |
| Bossini et al. (2019) | AV=0.152, Dist=7.234, logA=8.477, Fe/H=0.07 |
| Cantat-Gaudin et al. (2020) | AVNN=0.3, DMNN=7.28, AgeNN=8.35 |
| Dias et al. (2021) | Av=0.377, Dist=277, logage=8.436, [Fe/H]=0.019 |
| Tarricq et al. (2022) | Dist=283, logAgeNN=8.35 |
| He et al. (2022) | A0=0.5, logAge=8.15 |
| Hunt & Reffert (2023) | AV50=0.208, diffAV50=0.654, MOD50=7.148, logAge50=8.232 |
| Cavallo et al. (2024) | AV50=0.95, dMod50=7.17, logAge50=8.1, [Fe/H]50=-0.04 |