Melotte 71
(Collinder 155; OCL 587; FSR 1222; MWSC 1287; FoF 585)
Summary
Melotte 71 is a very rich, very dense object of very high C3 quality. It is located at a moderate 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) | 114.375 | -12.067 | – | -5.07 | 5.76 | 0.55 |
| Chen et al. (2003) | 114.373 | -12.08 | – | – | – | – |
| Piskunov et al. (2008) | 114.369 | -12.072 | – | – | – | – |
| Kharchenko et al. (2012) | 114.39 | -12.055 | – | -0.94 | 4.72 | – |
| Loktin & Popova (2017) | 114.39 | -12.055 | – | -1.021 | 4.298 | 50.1 |
| Cantat-Gaudin et al. (2018) | 114.383 | -12.065 | 0.434 | -2.446 | 4.21 | – |
| Bica et al. (2019) | 114.386 | -12.062 | – | – | – | – |
| Soubiran et al. (2018) | 114.383 | -12.065 | – | – | – | 51.26 |
| Bossini et al. (2019) | 114.383 | -12.065 | – | – | – | – |
| Liu & Pang (2019) | 114.376 | -12.07 | 0.443 | -2.445 | 4.201 | – |
| Donor et al. (2020) | 114.39 | -12.055 | – | -2.38 | 4.13 | 50.5 |
| Cantat-Gaudin et al. (2020) | 114.383 | -12.065 | 0.434 | -2.446 | 4.21 | – |
| Dias et al. (2021) | 114.378 | -12.068 | 0.437 | -2.444 | 4.208 | 51.369 |
| Rain et al. (2021) | 114.383 | -12.065 | 0.434 | -2.446 | 4.21 | – |
| Jaehnig et al. (2021) | 114.386 | -12.064 | 0.465 | -2.447 | 4.204 | – |
| Cordoni et al. (2023) | 114.378 | -12.068 | 0.437 | -2.444 | 4.208 | – |
| Hunt & Reffert (2023) | 114.378 | -12.058 | 0.439 | -2.389 | 4.216 | 48.421 |
| Cavallo et al. (2024) | 114.372 | -12.071 | 0.439 | – | – | – |
| Hunt & Reffert (2024) | 114.378 | -12.058 | 0.439 | -2.389 | 4.216 | 48.421 |
| Almeida et al. (2025) | 114.378 | -12.068 | – | – | – | – |
| Hu & Soubiran (2025) | 114.371 | -12.071 | – | – | – | – |
| UCC | 114.381 | -12.069 | 0.437 | -2.388 | 4.203 | 50.312 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.113, Dist=3154.0, Age=8.371, [Fe/H]=-0.32 |
| Chen et al. (2003) | E(B-V)=0.113, HDis=3154, Age=0.23, [Fe/H]_1=-0.3 |
| Piskunov et al. (2008) | E(B-V)=0.11, Dist=3154, logt=8.37, logMA=3.02 |
| Kharchenko et al. (2012) | e_bv=0.104, distance=2473, log_age=8.975, metallicity=-0.22 |
| Loktin & Popova (2017) | E(B-V)=0.108, Dist=3163, logt=8.434 |
| Cantat-Gaudin et al. (2018) | dmode=2160.4 |
| Soubiran et al. (2018) | dmode=2160.4 |
| Bossini et al. (2019) | AV=0.483, Dist=11.548, logA=9.112, Fe/H=-0.27 |
| Liu & Pang (2019) | Age=1.15, Z=0.0 |
| Donor et al. (2020) | Fe/H=-0.13 |
| Cantat-Gaudin et al. (2020) | AVNN=0.38, DistPc=2139.0, AgeNN=8.99 |
| Dias et al. (2021) | Av=0.556, Dist=1927, logage=9.123, [Fe/H]=-0.154 |
| Rain et al. (2021) | E(B-V)=0.11, Dist=2160.4, log(Age)=8.37, NBSS=5 |
| Jaehnig et al. (2021) | dmode=2.141 |
| Cordoni et al. (2023) | Av=0.556, Dist=11.424, logAge=9.123, [Fe/H]=-0.154, mass-single=2881.33, fbin-tot=0.358, fbss-MS=0.053 |
| Hunt & Reffert (2023) | AV50=0.167, diffAV50=0.431, MOD50=11.593, logAge50=9.111 |
| Cavallo et al. (2024) | AV50=0.51, dMod50=11.55, logAge50=9.15, [Fe/H]50=-0.03 |
| Hunt & Reffert (2024) | MassJ=4184.24, MassTot=4241.60 |
| Almeida et al. (2025) | AV=0.556, Dist=1927, logAge=9.123, MassRk=2068.4 |
| Hu & Soubiran (2025) | MA22=-0.2, MA23f=-0.32, MA23g=-0.17, MZ23=-0.24, MK24=-0.24, MF24=-0.19 |
Search coordinates in Bayestar19