NGC 2302
(MWSC 1001; OCL 554)
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
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
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 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 | â |
| Almeida et al. | 2025 | 102.984 | -7.087 | â | â | â | â |
| 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 | â | â | â |
| Hunt & Reffert | 2023 | 102.981 | -7.081 | 0.807 | -1.517 | -0.245 | 31.081 |
| Almeida et al. | 2023 | 102.977 | -7.088 | â | â | â | â |
| Cordoni et al. | 2023 | 102.984 | -7.087 | 0.818 | -1.468 | -0.2 | â |
| Just et al. | 2023 | 102.961 | -7.078 | â | â | â | â |
| He et al. | 2022 | 102.98 | -7.091 | 0.827 | -1.507 | -0.237 | â |
| Tarricq et al. | 2022 | 102.976 | -7.092 | 0.824 | -1.513 | -0.258 | â |
| Jaehnig et al. | 2021 | 102.963 | -7.085 | 0.832 | -1.491 | -0.28 | â |
| Rain et al. | 2021 | 102.977 | -7.086 | 0.8 | -1.453 | -0.228 | â |
| Dias et al. | 2021 | 102.984 | -7.087 | 0.818 | -1.468 | -0.2 | â |
| Cantat-Gaudin et al. | 2020 | 102.977 | -7.086 | 0.8 | -1.453 | -0.228 | â |
| Cantat-Gaudin & Anders | 2020 | 102.977 | -7.086 | 0.8 | -1.453 | -0.228 | â |
| Bossini et al. | 2019 | 102.977 | -7.086 | â | â | â | â |
| Soubiran et al. | 2018 | 102.977 | -7.086 | â | â | â | 38.54 |
| Bica et al. | 2019 | 102.974 | -7.079 | â | â | â | â |
| Cantat-Gaudin et al. | 2018 | 102.977 | -7.086 | 0.8 | -1.453 | -0.228 | â |
| Loktin & Popova | 2017 | 102.975 | -7.082 | â | 2.023 | -3.456 | 31.2 |
| Kharchenko et al. | 2016 | 102.961 | -7.078 | â | â | â | â |
| Dias et al. | 2014 | 102.979 | -7.083 | â | -2.66 | -1.86 | â |
| Kharchenko et al. | 2013 | 102.967 | -7.08 | â | -0.2 | -1.96 | â |
| Piskunov et al. | 2008 | 102.974 | -7.079 | â | â | â | â |
| van den Bergh | 2006 | 102.975 | -7.083 | â | â | â | â |
| Kharchenko et al. | 2005 | 102.97 | -7.08 | â | -2.03 | -2.99 | â |
| Kharchenko et al. | 2003 | 102.97 | -7.07 | â | -1.27 | -1.14 | â |
| Dias et al. | 2002 | 102.979 | -7.083 | â | -2.66 | -1.86 | â |
| Dambis | 1999 | 102.975 | -7.083 | â | â | â | â |
đĄ 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 | â | 91 | -0.053 | â | â | â |
| Almeida et al. | 2025 | 1.16 | 0.73 | â | 109 | â | 179 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 404* | â | â |
| Cavallo et al. | 2024 | 1.24 | 0.57 | â | 148 | 0.340 | â | â | â |
| Hunt & Reffert | 2023 | 1.15 | 0.55 | 0.64 | 152 | â | â | â | â |
| Almeida et al. | 2023 | 1.17 | 0.73 | â | 123 | -0.033 | 190* | 0.43 | â |
| Cordoni et al. | 2023 | 1.16 | 0.73 | â | 109 | -0.025 | 606 | 0.38 | 0.00 |
| Just et al. | 2023 | â | â | â | 224 | â | 62 | â | â |
| He et al. | 2022 | â | 0.85 | â | 63 | â | â | â | â |
| Tarricq et al. | 2022 | 1.23 | â | â | 115 | â | â | â | â |
| Jaehnig et al. | 2021 | 1.21* | â | â | â | â | â | â | â |
| Rain et al. | 2021 | 1.21 | 0.62 | â | 74 | â | â | â | 0 |
| Dias et al. | 2021 | 1.16 | 0.73 | â | 109 | -0.025 | â | â | â |
| Cantat-Gaudin et al. | 2020 | 1.26 | 0.57 | â | 107 | â | â | â | â |
| Cantat-Gaudin & Anders | 2020 | 1.21 | â | â | â | â | â | â | â |
| Bossini et al. | 2019 | 1.27 | 0.64 | â | 75 | 0.000 | â | â | â |
| Soubiran et al. | 2018 | 1.21 | â | â | â | â | â | â | â |
| Cantat-Gaudin et al. | 2018 | 1.21 | â | â | â | â | â | â | â |
| Loktin & Popova | 2017 | 1.25 | 0.64 | â | 80 | â | â | â | â |
| Kharchenko et al. | 2016 | 1.31 | 0.62 | â | 224 | â | â | â | â |
| Kharchenko et al. | 2013 | 1.31 | 0.62 | â | 224 | â | â | â | â |
| Piskunov et al. | 2008 | 1.18 | 0.62 | â | 309 | â | â | â | â |
| van den Bergh | 2006 | 1.18 | 0.65 | â | 71 | â | â | â | â |
| Kharchenko et al. | 2005 | 1.18 | 0.62 | â | 309 | â | â | â | â |
| Kharchenko et al. | 2003 | 1.18 | 0.65 | â | â | â | â | â | â |
| Dias et al. | 2002 | 1.50 | 0.71 | â | 12 | â | â | â | â |
| Dambis | 1999 | 1.03 | 0.70 | â | 112 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.


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