NGC 2302

(MWSC 1001; OCL 554)

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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) 6.6 [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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NGC 2302 is a rich, very dense object of high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age 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 Low extinction Near-solar metallicity Intermediate age

Almeida et al. (2025)
Mass determination: intermediate fit. Isochrone match: good 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 – 102.977 -7.086 0.82 -1.505 -0.237 32.36
Li et al. 2025 102.977 -7.086 0.8 -1.453 -0.228 –
Almeida et al. 2025 102.984 -7.087 – – – –
Hunt & Reffert 2024 102.981 -7.081 0.807 -1.517 -0.245 31.081
Cavallo et al. 2024 102.981 -7.073 0.815 – – –
Hunt & Reffert 2023 102.981 -7.081 0.807 -1.517 -0.245 31.081
Almeida et al. 2023 102.977 -7.088 – – – –
Cordoni et al. 2023 102.984 -7.087 0.818 -1.468 -0.2 –
Just et al. 2023 102.961 -7.078 – – – –
He et al. 2022 102.98 -7.091 0.827 -1.507 -0.237 –
Tarricq et al. 2022 102.976 -7.092 0.824 -1.513 -0.258 –
Jaehnig et al. 2021 102.963 -7.085 0.832 -1.491 -0.28 –
Rain et al. 2021 102.977 -7.086 0.8 -1.453 -0.228 –
Dias et al. 2021 102.984 -7.087 0.818 -1.468 -0.2 –
Cantat-Gaudin et al. 2020 102.977 -7.086 0.8 -1.453 -0.228 –
Cantat-Gaudin & Anders 2020 102.977 -7.086 0.8 -1.453 -0.228 –
Bossini et al. 2019 102.977 -7.086 – – – –
Soubiran et al. 2018 102.977 -7.086 – – – 38.54
Bica et al. 2019 102.974 -7.079 – – – –
Cantat-Gaudin et al. 2018 102.977 -7.086 0.8 -1.453 -0.228 –
Loktin & Popova 2017 102.975 -7.082 – 2.023 -3.456 31.2
Kharchenko et al. 2016 102.961 -7.078 – – – –
Dias et al. 2014 102.979 -7.083 – -2.66 -1.86 –
Kharchenko et al. 2013 102.967 -7.08 – -0.2 -1.96 –
Piskunov et al. 2008 102.974 -7.079 – – – –
van den Bergh 2006 102.975 -7.083 – – – –
Kharchenko et al. 2005 102.97 -7.08 – -2.03 -2.99 –
Kharchenko et al. 2003 102.97 -7.07 – -1.27 -1.14 –
Dias et al. 2002 102.979 -7.083 – -2.66 -1.86 –
Dambis 1999 102.975 -7.083 – – – –

💡 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 1.14 0.68 – 91 -0.053 – – –
Almeida et al. 2025 1.16 0.73 – 109 – 179 – –
Hunt & Reffert 2024 – – – – – 404* – –
Cavallo et al. 2024 1.24 0.57 – 148 0.340 – – –
Hunt & Reffert 2023 1.15 0.55 0.64 152 – – – –
Almeida et al. 2023 1.17 0.73 – 123 -0.033 190* 0.43 –
Cordoni et al. 2023 1.16 0.73 – 109 -0.025 606 0.38 0.00
Just et al. 2023 – – – 224 – 62 – –
He et al. 2022 – 0.85 – 63 – – – –
Tarricq et al. 2022 1.23 – – 115 – – – –
Jaehnig et al. 2021 1.21* – – – – – – –
Rain et al. 2021 1.21 0.62 – 74 – – – 0
Dias et al. 2021 1.16 0.73 – 109 -0.025 – – –
Cantat-Gaudin et al. 2020 1.26 0.57 – 107 – – – –
Cantat-Gaudin & Anders 2020 1.21 – – – – – – –
Bossini et al. 2019 1.27 0.64 – 75 0.000 – – –
Soubiran et al. 2018 1.21 – – – – – – –
Cantat-Gaudin et al. 2018 1.21 – – – – – – –
Loktin & Popova 2017 1.25 0.64 – 80 – – – –
Kharchenko et al. 2016 1.31 0.62 – 224 – – – –
Kharchenko et al. 2013 1.31 0.62 – 224 – – – –
Piskunov et al. 2008 1.18 0.62 – 309 – – – –
van den Bergh 2006 1.18 0.65 – 71 – – – –
Kharchenko et al. 2005 1.18 0.62 – 309 – – – –
Kharchenko et al. 2003 1.18 0.65 – – – – – –
Dias et al. 2002 1.50 0.71 – 12 – – – –
Dambis 1999 1.03 0.70 – 112 – – – –

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

Visualization

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