Melotte 89
(Collinder 190; VDBH 39; NGC 2635; MWSC 1519; OCL 728; vdBergh-Hagen 39; ESO 371 01; FSR 1375)
Summary
Melotte 89 is a rich, very dense object of very high C3 quality. It is located at a large distance from the Sun, above the mid-plane. It is well-studied in the literature.
This object shares a small percentage of members with a later reported entry.
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 129.608 | -34.77 | – | -4.24 | 0.76 | – |
| Kharchenko et al. (2013) | 129.609 | -34.775 | – | -8.02 | 0.79 | – |
| Kharchenko et al. (2016) | 129.603 | -34.772 | – | – | – | – |
| Cantat-Gaudin et al. (2018) | 129.619 | -34.777 | 0.142 | -2.503 | 2.185 | – |
| Bica et al. (2019) | 129.602 | -34.774 | – | – | – | – |
| Soubiran et al. (2018) | 129.619 | -34.777 | – | – | – | 73.25 |
| Cantat-Gaudin et al. (2020) | 129.619 | -34.777 | 0.142 | -2.503 | 2.185 | – |
| Dias et al. (2021) | 129.625 | -34.778 | 0.144 | -2.501 | 2.17 | 73.569 |
| Just et al. (2023) | 129.603 | -34.772 | – | – | – | – |
| Hunt & Reffert (2023) | 129.621 | -34.771 | 0.168 | -2.496 | 2.239 | 74.599 |
| Cavallo et al. (2024) | 129.612 | -34.777 | 0.167 | – | – | – |
| Hunt & Reffert (2024) | 129.621 | -34.771 | 0.168 | -2.496 | 2.239 | 74.599 |
| Almeida et al. (2025) | 129.625 | -34.778 | – | – | – | – |
| Hu & Soubiran (2025) | 129.612 | -34.777 | – | – | – | – |
| UCC | 129.614 | -34.778 | 0.167 | -2.495 | 2.227 | 72.877 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.35, Dist=4000.0, Age=8.78, [Fe/H]=-0.61 |
| Kharchenko et al. (2013) | E(B-V)=0.333, d=3789.0, logt=8.73, [Fe/H]=-0.61 |
| Kharchenko et al. (2016) | E(B-V)=0.333, d=3789.0, logt=8.73 |
| Cantat-Gaudin et al. (2018) | dmode=5867.6 |
| Soubiran et al. (2018) | dmode=5867.6 |
| Cantat-Gaudin et al. (2020) | AVNN=0.9, DistPc=5011.0, AgeNN=8.6 |
| Dias et al. (2021) | Av=1.25, Dist=4049, logage=8.72, [Fe/H]=-0.218 |
| Just et al. (2023) | logt=8.73, logmt=3.191 |
| Hunt & Reffert (2023) | AV50=0.872, diffAV50=0.518, MOD50=13.843, logAge50=8.648 |
| Cavallo et al. (2024) | AV50=1.26, dMod50=12.74, logAge50=8.8, [Fe/H]50=-0.57 |
| Hunt & Reffert (2024) | MassJ=2073.41, MassTot=2104.92 |
| Almeida et al. (2025) | AV=1.25, Dist=4049, logAge=8.72, MassRk=1235.4 |
| Hu & Soubiran (2025) | MA22=-0.22, MA23f=-0.51, MA23g=-0.26, MZ23=-0.38, MK24=-0.32, MF24=-0.4 |
Search coordinates in Bayestar19
Cluster region map
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| HSC 2049 | 12.5 | 129.62 | -34.77 | 0.18 | -2.49 | 2.22 | 75.57 | 0.0 |