Melotte 64
(Collinder 134; NGC 2360; FSR 1225; OCL 589; MWSC 1165; FoF 2083)
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UTI:
UCC Trust Index
Melotte 64 is a very rich, very dense object of very high C3 quality. It is very well-studied in the literature. This object shares a very small percentage of members with 2 later reported entries. |
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| C3 | N_50 |
r_50 |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| AA | 1227 | 11.9 | ||||||||||||
Positions
| Reference | RA | DEC | Plx | pmRA | pmDE | Rv |
|---|---|---|---|---|---|---|
| Dias et al. (2002) | 109.429 | -15.642 | – | -3.51 | 8.07 | 27.28 |
| Chen et al. (2003) | 109.436 | -15.63 | – | 3.51 | 8.07 | 27.2 |
| Kharchenko et al. (2012) | 109.425 | -15.64 | – | -2.3 | 6.6 | – |
| Loktin & Popova (2017) | 109.425 | -15.641 | – | -1.792 | 6.032 | 25.5 |
| Bica et al. (2019) | 109.455 | -15.654 | – | – | – | – |
| Liu & Pang (2019) | 109.442 | -15.626 | 0.903 | 0.393 | 5.595 | – |
| Cantat-Gaudin et al. (2020) | 109.443 | -15.631 | 0.902 | 0.383 | 5.603 | – |
| Dias et al. (2021) | 109.44 | -15.63 | 0.9 | 0.389 | 5.608 | 28.386 |
| Jaehnig et al. (2021) | 109.444 | -15.637 | 0.931 | 0.363 | 5.591 | – |
| He et al. (2022) | 109.435 | -15.635 | 0.918 | 0.389 | 5.634 | – |
| Tarricq et al. (2022) | 109.44 | -15.639 | 0.924 | 0.376 | 5.63 | – |
| Hunt & Reffert (2023) | 109.441 | -15.644 | 0.917 | 0.385 | 5.629 | 27.246 |
| Cavallo et al. (2024) | 109.436 | -15.633 | 0.916 | – | – | – |
| Hunt & Reffert (2024) | 109.441 | -15.644 | 0.917 | 0.385 | 5.629 | 27.246 |
| Hu & Soubiran (2025) | 109.436 | -15.633 | – | – | – | – |
| UCC | 109.44 | -15.631 | 0.917 | 0.376 | 5.628 | 27.693 |
Estimated members
Explore data in Colab
Fundamental parameters
| Reference | Values |
|---|---|
| Dias et al. (2002) | E(B-V)=0.01, Dist=1120.0, Age=8.8, [Fe/H]=-0.03 |
| Chen et al. (2003) | E(B-V)=0.111, HDis=1887, Age=0.56, [Fe/H]_1=-0.15, [Fe/H]_2=-0.14 |
| Kharchenko et al. (2012) | e_bv=0.416, distance=1560, log_age=8.65, metallicity=-0.03 |
| Loktin & Popova (2017) | E(B-V)=0.111, Dmod=11.381, logt=8.772 |
| Liu & Pang (2019) | Age=1.41, Z=-0.25 |
| Cantat-Gaudin et al. (2020) | AVNN=0.39, DMNN=10.25, AgeNN=9.01 |
| Dias et al. (2021) | Av=0.41, Dist=1054, logage=9.103, [Fe/H]=-0.045 |
| He et al. (2022) | A0=0.55, logAge=8.95 |
| Tarricq et al. (2022) | Dist=1093, logAgeNN=9.0 |
| Hunt & Reffert (2023) | AV50=0.119, diffAV50=0.342, MOD50=10.025, logAge50=9.162 |
| Cavallo et al. (2024) | AV50=0.35, dMod50=10.19, logAge50=9.07, [Fe/H]50=0.29 |
| Hunt & Reffert (2024) | MassJ=2770.63 |
| Hu & Soubiran (2025) | MA22=-0.21, MA23f=-0.18, MA23g=-0.11, MZ23=-0.15, MK24=-0.16, MF24=-0.12 |
Search coordinates in Bayestar19
Cluster region
Objects with shared members
| Cluster | % | RA | DEC | Plx | pmRA | pmDE | Rv | UTI |
|---|---|---|---|---|---|---|---|---|
| OC 0391 | 3.6 | 109.45 | -15.63 | 0.98 | 0.41 | 5.55 | 27.51 | 0.0 |
| HSC 1815 | 1.8 | 109.44 | -15.78 | 1.1 | 0.49 | 5.45 | – | 0.03 |