(M 21; Melotte 188; Collinder 363; OCL 26; ESO 521 19; MWSC 2796)
Search object in NASA/SAO ADS | Simbad
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dambis (1999) | 271.054 | -22.49 | – | – | – | – |
| Chen et al. (2003) | 271.109 | -22.492 | – | 2.28 | -3.05 | -16.0 |
| Kharchenko et al. (2012) | 271.05 | -22.49 | – | 2.43 | -1.44 | – |
| Loktin & Popova (2017) | 271.05 | -22.491 | – | 2.794 | -2.952 | -14.7 |
| Bica et al. (2019) | 271.046 | -22.494 | – | – | – | – |
| Bossini et al. (2019) | 271.036 | -22.505 | – | – | – | – |
| Cantat-Gaudin et al. (2020) | 271.036 | -22.505 | 0.798 | 0.525 | -1.521 | – |
| Dias et al. (2021) | 271.031 | -22.515 | 0.797 | 0.537 | -1.536 | – |
| Jaehnig et al. (2021) | 271.05 | -22.495 | 0.841 | 0.472 | -1.397 | – |
| He et al. (2022) | 271.036 | -22.511 | 0.807 | 0.535 | -1.476 | – |
| Hunt & Reffert (2023) | 271.042 | -22.5 | 0.801 | 0.538 | -1.464 | -5.191 |
| Cavallo et al. (2024) | 271.041 | -22.523 | 0.798 | – | – | – |
| UCC | 271.049 | -22.496 | 0.801 | 0.564 | -1.418 | -4.693 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dambis (1999) | E_B-V_=0.279, DM0=10.07, log_age_=6.55 |
| Chen et al. (2003) | HDis=1205.0, Age=0.01 |
| Kharchenko et al. (2012) | e_bv=0.344, distance=1194, log_age=6.82 |
| Loktin & Popova (2017) | E(B-V)=0.281, Dmod=10.404, logt=7.067 |
| Bossini et al. (2019) | AV=0.757, Dist=10.19, logA=7.046, Fe/H=0.0 |
| Cantat-Gaudin et al. (2020) | AVNN=0.67, DMNN=10.33, AgeNN=7.11 |
| Dias et al. (2021) | Av=0.992, Dist=1161, logage=7.106, [Fe/H]=0.09 |
| He et al. (2022) | A0=1.1, logAge=6.75 |
| Hunt & Reffert (2023) | AV50=0.8, diffAV50=1.304, MOD50=10.379, logAge50=6.735 |
| Cavallo et al. (2024) | AV50=0.98, dMod50=10.16, logAge50=6.96, [Fe/H]50=-0.13 |