FSR 1180
(MWSC 1155; FoF 374)
0.97
UTI
0.86
CN
1.0
Cdens
1.0
CC3
1.0
Clit
1.0
Cdup
Radius (P>50% members)
6.1 [arcmin]
- CN 0.86 Rich
- Cdens 1.0 Very dense
- CC3 1.0 Very high quality
- Clit 1.0 Very well-studied
- Cdup 1.0 Unique
Overview
FSR 1180 is a rich, very dense object of very high C3 quality. Its parallax locates it at a moderate 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 metallicity and mass parameters (see Parameters). It is very well-studied in the literature.
Relatively close
Moderate 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 | 108.88 | -9.46 | 0.324 | -1.219 | 1.835 | 61.891 |
| Li et al. | 2025 | 108.897 | -9.453 | 0.327 | -1.208 | 1.815 | â |
| Hu & Soubiran | 2025 | 108.859 | -9.465 | â | â | â | â |
| Almeida et al. | 2025 | 108.895 | -9.447 | â | â | â | â |
| Hunt & Reffert | 2024 | 108.914 | -9.443 | 0.324 | -1.219 | 1.822 | 67.644 |
| Cavallo et al. | 2024 | 108.859 | -9.465 | 0.327 | â | â | â |
| Hunt & Reffert | 2023 | 108.914 | -9.443 | 0.324 | -1.219 | 1.822 | 67.644 |
| Almeida et al. | 2023 | 108.886 | -9.45 | â | â | â | â |
| Just et al. | 2023 | 108.916 | -9.408 | â | â | â | â |
| Dias et al. | 2021 | 108.895 | -9.447 | 0.331 | -1.209 | 1.824 | 62.183 |
| Cantat-Gaudin et al. | 2020 | 108.897 | -9.453 | 0.327 | -1.208 | 1.815 | â |
| Cantat-Gaudin & Anders | 2020 | 108.897 | -9.453 | 0.327 | -1.208 | 1.815 | â |
| Liu & Pang | 2019 | 108.867 | -9.453 | 0.341 | -1.199 | 1.745 | â |
| Soubiran et al. | 2018 | 108.897 | -9.453 | â | â | â | 62.11 |
| Cantat-Gaudin et al. | 2018 | 108.897 | -9.453 | 0.327 | -1.208 | 1.815 | â |
| Kharchenko et al. | 2016 | 108.916 | -9.408 | â | â | â | â |
| Kharchenko et al. | 2013 | 108.922 | -9.41 | â | -1.49 | -0.21 | â |
| Froebrich et al. | 2007 | 108.925 | -9.431 | 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 | 3.01 | 1.43 | â | 427 | 0.247 | â | â | â |
| Hu & Soubiran | 2025 | â | â | â | â | -0.250* | â | â | â |
| Almeida et al. | 2025 | 2.47 | 1.60 | â | 530 | â | 504 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 2437* | â | â |
| Cavallo et al. | 2024 | 2.69 | 1.33 | â | 537 | 0.320 | â | â | â |
| Hunt & Reffert | 2023 | 2.65 | 1.18 | 1.78 | 462 | â | â | â | â |
| Almeida et al. | 2023 | 2.55 | 1.59 | â | 516 | -0.115 | 758* | 0.63 | â |
| Just et al. | 2023 | â | â | â | 473 | â | 30 | â | â |
| Dias et al. | 2021 | 2.47 | 1.60 | â | 530 | -0.112 | â | â | â |
| Cantat-Gaudin et al. | 2020 | 2.69 | 1.15 | â | 550 | â | â | â | â |
| Cantat-Gaudin & Anders | 2020 | 2.81 | â | â | â | â | â | â | â |
| Liu & Pang | 2019 | â | â | â | 692 | 0.250 | â | â | â |
| Soubiran et al. | 2018 | 2.81 | â | â | â | â | â | â | â |
| Cantat-Gaudin et al. | 2018 | 2.81 | â | â | â | â | â | â | â |
| Kharchenko et al. | 2016 | 1.00 | 0.00 | â | 473 | â | â | â | â |
| Kharchenko et al. | 2013 | 1.00 | 0.00 | â | 473 | 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.