Melotte 111
(Collinder 256; Coma Ber; Coma Star; Coma Berenices; OCL 558; MWSC 2020)
Summary
Melotte 111 is a rich, very loose object of very high C3 quality. It is located at a very close distance from the Sun, above the mid-plane. It is very well-studied in the literature.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 186.275 | 26.1 | – | -6.78 | -3.41 | 0.01 |
| Chen et al. (2003) | 186.27 | 26.099 | – | -11.38 | -9.05 | -0.1 |
| Piskunov et al. (2007) | 185.623 | 25.854 | – | – | – | – |
| Piskunov et al. (2008) | 185.623 | 25.854 | – | – | – | – |
| Kharchenko et al. (2012) | 185.985 | 26.3 | – | -11.72 | -8.76 | – |
| Loktin & Popova (2017) | 186.27 | 26.1 | – | -6.78 | -3.41 | -1.0 |
| Bica et al. (2019) | 186.268 | 26.105 | – | – | – | – |
| Cantat-Gaudin et al. (2020) | 186.014 | 25.652 | 11.595 | -12.03 | -8.973 | – |
| Dias et al. (2021) | 186.304 | 25.368 | 11.582 | -12.02 | -8.909 | 0.124 |
| Jaehnig et al. (2021) | 186.175 | 25.766 | 11.616 | -12.036 | -8.916 | – |
| Tarricq et al. (2022) | 186.181 | 26.154 | 11.652 | -11.996 | -8.763 | – |
| He et al. (2022) | 185.59 | 25.839 | 11.665 | -12.106 | -8.951 | – |
| Hunt & Reffert (2023) | 186.017 | 26.423 | 11.709 | -12.155 | -8.855 | -0.173 |
| Cavallo et al. (2024) | 186.718 | 25.899 | 11.698 | – | – | – |
| Hunt & Reffert (2024) | 186.017 | 26.423 | 11.709 | -12.155 | -8.855 | -0.173 |
| Almeida et al. (2025) | 186.304 | 25.368 | – | – | – | – |
| UCC | 185.06 | 25.478 | 11.593 | -12.038 | -9.002 | 0.38 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.013, Dist=96.0, Age=8.652, [Fe/H]=0.07 |
| Chen et al. (2003) | E(B-V)=0.013, HDis=96, Age=0.44, [Fe/H]_1=-0.05 |
| Piskunov et al. (2007) | E(B-V)=0.0, Dist=87, logt=8.78, logM=2.391 |
| Piskunov et al. (2008) | E(B-V)=0.0, Dist=87, logt=8.78, logM=2.501, logMA=2.516 |
| Kharchenko et al. (2012) | e_bv=0.0, distance=87, log_age=8.84, metallicity=0.07 |
| Loktin & Popova (2017) | E(B-V)=0.013, Dist=95, logt=8.652 |
| Cantat-Gaudin et al. (2020) | AVNN=0.0, DistPc=85.0, AgeNN=8.81 |
| Dias et al. (2021) | Av=0.148, Dist=86, logage=8.792, [Fe/H]=-0.06 |
| Jaehnig et al. (2021) | dmode=0.086 |
| Tarricq et al. (2022) | Dist=85, logAgeNN=8.81 |
| He et al. (2022) | A0=0.35, logAge=8.75 |
| Hunt & Reffert (2023) | AV50=0.071, diffAV50=0.436, MOD50=4.708, logAge50=8.816 |
| Cavallo et al. (2024) | AV50=0.29, dMod50=4.71, logAge50=8.47, [Fe/H]50=0.2 |
| Hunt & Reffert (2024) | MassJ=48.8812, MassTot=115.800 |
| Almeida et al. (2025) | AV=0.148, Dist=86, logAge=8.792, MassRk=51.3 |
Search coordinates in Bayestar19