Melotte 101
(Collinder 227; VDBH 101; OCL 841; vdBergh-Hagen 101; ESO 093 01; FSR 1564; FoF 44)
Summary
Melotte 101 is a very rich, very dense object of very high C3 quality. It is located at a moderate distance from the Sun, below the mid-plane. It is very well-studied in the literature.
This object shares a very small percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 160.55 | -65.1 | – | -4.31 | 0.79 | 69.13 |
| Piskunov et al. (2007) | 160.542 | -65.098 | – | – | – | – |
| Piskunov et al. (2008) | 160.542 | -65.098 | – | – | – | – |
| Kharchenko et al. (2012) | 160.567 | -65.095 | – | -5.6 | 3.0 | – |
| Cantat-Gaudin et al. (2018) | 160.535 | -65.11 | 0.439 | -6.307 | 3.483 | – |
| Bica et al. (2019) | 160.553 | -65.089 | – | – | – | – |
| Soubiran et al. (2018) | 160.535 | -65.11 | – | – | – | 9.53 |
| Liu & Pang (2019) | 160.554 | -65.109 | 0.447 | -6.319 | 3.468 | – |
| Cantat-Gaudin et al. (2020) | 160.535 | -65.11 | 0.439 | -6.307 | 3.483 | – |
| Dias et al. (2021) | 160.52 | -65.106 | 0.448 | -6.307 | 3.492 | – |
| Rain et al. (2021) | 160.535 | -65.11 | 0.439 | -6.307 | 3.483 | – |
| Jaehnig et al. (2021) | 160.546 | -65.107 | 0.47 | -6.318 | 3.477 | – |
| Hunt & Reffert (2023) | 160.566 | -65.111 | 0.461 | -6.331 | 3.484 | 3.442 |
| Cavallo et al. (2024) | 160.545 | -65.106 | 0.461 | – | – | – |
| Hunt & Reffert (2024) | 160.566 | -65.111 | 0.461 | -6.331 | 3.484 | 3.442 |
| Almeida et al. (2025) | 160.52 | -65.106 | – | – | – | – |
| UCC | 160.548 | -65.113 | 0.457 | -6.322 | 3.486 | 6.271 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.48, Dist=1995.0, Age=7.89 |
| Piskunov et al. (2007) | E(B-V)=0.46, Dist=1995, logt=8.35, logM=2.566 |
| Piskunov et al. (2008) | E(B-V)=0.46, Dist=1995, logt=8.35, logM=3.255, logMA=3.262 |
| Kharchenko et al. (2012) | e_bv=0.448, distance=1999, log_age=8.1 |
| Cantat-Gaudin et al. (2018) | dmode=2134.7 |
| Soubiran et al. (2018) | dmode=2134.7 |
| Liu & Pang (2019) | Age=0.204, Z=-0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=0.91, DistPc=2027.0, AgeNN=8.22 |
| Dias et al. (2021) | Av=1.223, Dist=1909, logage=8.236, [Fe/H]=0.066 |
| Rain et al. (2021) | E(B-V)=0.48, Dist=2134.7, log(Age)=7.89, NBSS=0 |
| Jaehnig et al. (2021) | dmode=2.131 |
| Hunt & Reffert (2023) | AV50=1.031, diffAV50=0.838, MOD50=11.527, logAge50=8.138 |
| Cavallo et al. (2024) | AV50=1.13, dMod50=11.54, logAge50=8.4, [Fe/H]50=0.24 |
| Hunt & Reffert (2024) | MassJ=2596.57, MassTot=2596.57 |
| Almeida et al. (2025) | AV=1.223, Dist=1909, logAge=8.236, MassRk=1814.8 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| OC 0555 | 10.0 | 160.57 | -65.11 | 0.47 | -6.33 | 3.46 | 6.96 | 0.0 |