Berkeley 82

(MWSC 3065; OCL 103; FoF 2246)

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0.90 UTI
0.77
CN
1.0
Cdens
0.75
CC3
1.0
Clit
1.0
Cdup
Radius (P>50% members) 5.3 [arcmin]
  • CN 0.77 Rich
  • Cdens 1.0 Very dense
  • CC3 0.75 High quality
  • Clit 1.0 Very well-studied
  • Cdup 1.0 Unique

Overview

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Berkeley 82 is a rich, very dense object of high C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster, but with a large variance across recent sources for the age and mass parameters (see Parameters). It is very well-studied in the literature.
Relatively close Moderate extinction Near-solar metallicity Intermediate age

Almeida et al. (2025)
Mass determination: invalid due to poor quality CMD. Isochrone match: worst fit.

Cavallo et al. (2024)
Gold sample.

Data

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Reference Year RA [deg] DEC [deg] Plx [mas] pmRA [mas/yr] pmDE [mas/yr] Rv [km/s]
UCC – 287.834 13.118 0.714 0.062 -3.173 -2.388
Li et al. 2025 287.845 13.111 0.708 0.178 -3.168 –
Almeida et al. 2025 287.843 13.113 – – – –
Hunt & Reffert 2024 287.838 13.117 0.729 0.028 -3.196 7.376
Cavallo et al. 2024 287.826 13.133 0.728 – – –
Hunt & Reffert 2023 287.838 13.117 0.729 0.028 -3.196 7.376
Just et al. 2023 287.829 13.094 – – – –
Jaehnig et al. 2021 287.834 13.111 0.743 0.013 -3.168 –
Rain et al. 2021 287.845 13.111 0.708 0.178 -3.168 –
Dias et al. 2021 287.843 13.113 0.723 0.172 -3.206 –
Cantat-Gaudin et al. 2020 287.845 13.111 0.708 0.178 -3.168 –
Cantat-Gaudin & Anders 2020 287.845 13.111 0.708 0.178 -3.168 –
Liu & Pang 2019 287.832 13.099 0.709 -0.033 -3.158 –
Soubiran et al. 2018 287.845 13.111 – – – -2.63
Bica et al. 2019 287.84 13.1 – – – –
Cantat-Gaudin et al. 2018 287.845 13.111 0.708 0.178 -3.168 –
Loktin & Popova 2017 287.835 13.118 – -0.06 -4.38 -2.8
Kharchenko et al. 2016 287.829 13.094 – – – –
Dias et al. 2014 287.833 13.118 – 0.1 2.27 –
Kharchenko et al. 2013 287.835 13.096 – -0.9 -4.54 -2.8
Gozha et al. 2012 287.833 13.118 – – – –
van den Bergh 2006 287.833 13.111 – – – –
Dias et al. 2002 287.833 13.118 – -0.06 -4.38 -2.8
Dambis 1999 287.833 13.111 – – – –

💡 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 0.80 2.16 – 632 0.145 – – –
Almeida et al. 2025 1.31 2.78 – 190 – 118 – –
Hunt & Reffert 2024 – – – – – 748* – –
Cavallo et al. 2024 1.25 2.91 – 132 -0.140 – – –
Hunt & Reffert 2023 1.33 2.78 1.50 93 – – – –
Just et al. 2023 – – – 115 – 127 – –
Tarricq et al. 2022 1.31 – – 120 – – – –
Jaehnig et al. 2021 1.35* – – – – – – –
Rain et al. 2021 1.36 3.16 – 31 – – – 0
Dias et al. 2021 1.31 2.78 – 190 0.299 – – –
Cantat-Gaudin et al. 2020 1.37 2.43 – 105 – – – –
Cantat-Gaudin & Anders 2020 1.36 – – – – – – –
Liu & Pang 2019 – – – 234 -1.250 – – –
Soubiran et al. 2018 1.36 – – – – – – –
Cantat-Gaudin et al. 2018 1.36 – – – – – – –
Loktin & Popova 2017 0.86 3.17 – 31 – – – –
Kharchenko et al. 2016 1.12 2.84 – 115 – – – –
Kharchenko et al. 2013 1.12 2.84 – 115 – – – –
Gozha et al. 2012 0.86 – – 31 – – – –
van den Bergh 2006 0.86 3.16 – 31 – – – –
Dias et al. 2002 0.86 3.17 – 31 – – – –
Dambis 1999 0.87 3.21 – 50 – – – –

(*): Indicates that this parameter is assigned more than one value in the corresponding reference.

Visualization

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