Berkeley 67
(MWSC 404; OCL 400; FSR 0677; FoF 577)
0.91
UTI
0.8
CN
1.0
Cdens
0.75
CC3
1.0
Clit
1.0
Cdup
Radius (P>50% members)
4.4 [arcmin]
- CN 0.8 Rich
- Cdens 1.0 Very dense
- CC3 0.75 High quality
- Clit 1.0 Very well-studied
- Cdup 1.0 Unique
Overview
Berkeley 67 is a rich, very dense object of high C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a massive, near-solar metallicity, old cluster, but with a large variance across recent sources for the metallicity and mass parameters (see Parameters). It is very well-studied in the literature.
Relatively close
Moderate extinction
Massive
Near-solar metallicity
Old
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | β | 69.465 | 50.758 | 0.459 | 2.285 | -1.416 | -0.245 |
| Li et al. | 2025 | 69.472 | 50.755 | 0.415 | 2.316 | -1.374 | β |
| Hu & Soubiran | 2025 | 69.486 | 50.737 | β | β | β | β |
| Almeida et al. | 2025 | 69.493 | 50.746 | β | β | β | β |
| Zhang et al. | 2024 | 69.459 | 50.776 | β | β | β | β |
| Hunt & Reffert | 2024 | 69.459 | 50.776 | 0.463 | 2.255 | -1.411 | -2.049 |
| Cavallo et al. | 2024 | 69.486 | 50.737 | 0.464 | β | β | β |
| Hunt & Reffert | 2023 | 69.459 | 50.776 | 0.463 | 2.255 | -1.411 | -2.049 |
| Just et al. | 2023 | 69.439 | 50.775 | β | β | β | β |
| Dias et al. | 2021 | 69.493 | 50.746 | 0.41 | 2.338 | -1.376 | -0.092 |
| Cantat-Gaudin et al. | 2020 | 69.472 | 50.755 | 0.415 | 2.316 | -1.374 | β |
| SΓ‘nchez et al. | 2020 | 69.525 | 50.75 | β | 2.223 | -1.473 | β |
| Cantat-Gaudin & Anders | 2020 | 69.472 | 50.755 | 0.415 | 2.316 | -1.374 | β |
| Liu & Pang | 2019 | 69.478 | 50.753 | 0.412 | 2.334 | -1.393 | β |
| Soubiran et al. | 2018 | 69.472 | 50.755 | β | β | β | -0.28 |
| Bica et al. | 2019 | 69.458 | 50.763 | β | β | β | β |
| Cantat-Gaudin et al. | 2018 | 69.472 | 50.755 | 0.415 | 2.316 | -1.374 | β |
| Kharchenko et al. | 2016 | 69.439 | 50.775 | β | β | β | β |
| Dias et al. | 2014 | 69.525 | 50.75 | β | -0.25 | -1.07 | β |
| Kharchenko et al. | 2013 | 69.45 | 50.775 | β | 0.09 | -1.49 | β |
| Kharchenko et al. | 2012 | 69.45 | 50.775 | β | 0.09 | -1.49 | β |
π‘ Note: The UCC values are estimated from its identified members.
| Reference | Year | Dist [kpc] | Av [mag] | DAv [mag] | Age [Myr] | [Fe/H] [dex] | Mass [Msun] | Bfr | BSS |
|---|---|---|---|---|---|---|---|---|---|
| Li et al. | 2025 | 1.98 | 2.93 | β | 1214 | -0.268 | β | β | β |
| Hu & Soubiran | 2025 | β | β | β | β | 0.020* | β | β | β |
| Almeida et al. | 2025 | 2.18 | 2.93 | β | 796 | β | 1013 | β | β |
| Zhang et al. | 2024 | β | β | β | β | -0.221* | β | β | β |
| Hunt & Reffert | 2024 | β | β | β | β | β | 1527* | β | β |
| Cavallo et al. | 2024 | 2.04 | 2.98 | β | 832 | 0.170 | β | β | β |
| Hunt & Reffert | 2023 | 1.99 | 3.02 | 2.38 | 655 | β | β | β | β |
| Just et al. | 2023 | β | β | β | 1746 | β | 200 | β | β |
| Dias et al. | 2021 | 2.18 | 2.93 | β | 796 | -0.197 | β | β | β |
| Cantat-Gaudin et al. | 2020 | 2.22 | 2.03 | β | 1259 | β | β | β | β |
| Cantat-Gaudin & Anders | 2020 | 2.25 | β | β | β | β | β | β | β |
| Liu & Pang | 2019 | β | β | β | 813 | 0.250 | β | β | β |
| Soubiran et al. | 2018 | 2.25 | β | β | β | β | β | β | β |
| Cantat-Gaudin et al. | 2018 | 2.25 | β | β | β | β | β | β | β |
| Kharchenko et al. | 2016 | 2.00 | 2.17 | β | 1746 | β | β | β | β |
| Kharchenko et al. | 2013 | 2.00 | 2.17 | β | 1746 | β | β | β | β |
| Kharchenko et al. | 2012 | 2.00 | 2.17 | β | 1746 | β | β | β | β |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.


Almeida et al. (2025)
Mass determination: intermediate fit. Isochrone match: intermediate fit. Silver sample.
Cavallo et al. (2024)
Gold sample.