UPK 579
0.52
UTI
0.49
CN
0.27
Cdens
0.75
CC3
0.55
Clit
1.0
Cdup
Radius (P>50% members)
28.7 [arcmin]
- CN 0.49 Poorly populated
- Cdens 0.27 Loose
- CC3 0.75 High quality
- Clit 0.55 Moderately studied
- Cdup 1.0 Unique
Overview
UPK 579 is a poorly populated, loose object of high C3 quality. Its parallax locates it at a close distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is moderately studied in the literature.
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 | 192.964 | -50.541 | 1.377 | -10.684 | -3.244 | -1.485 |
| Almeida et al. | 2025 | 192.888 | -50.724 | â | â | â | â |
| Alfonso et al. | 2024 | 193.333 | -50.555 | 1.335 | -10.631 | -3.265 | â |
| Cavallo et al. | 2024 | 193.219 | -50.593 | 1.373 | â | â | â |
| Hunt & Reffert | 2023 | 193.302 | -50.832 | 1.367 | -10.577 | -3.299 | -0.829 |
| Tarricq et al. | 2022 | 192.909 | -50.761 | 1.384 | -10.578 | -3.352 | â |
| Dias et al. | 2021 | 192.888 | -50.724 | 1.349 | -10.71 | -3.221 | 2.127 |
| Cantat-Gaudin et al. | 2020 | 192.917 | -50.541 | 1.367 | -10.71 | -3.23 | â |
| Cantat-Gaudin & Anders | 2020 | 192.916 | -50.517 | 1.349 | -10.739 | -3.278 | â |
| Sim et al. | 2019 | 192.979 | -50.462 | â | -10.73 | -3.2 | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Almeida et al. | 2025 | 0.71 | 0.38 | â | 142 | â | 236 | â | â |
| Alfonso et al. | 2024 | 0.70 | 0.11 | â | 105 | -0.005 | â | â | â |
| Cavallo et al. | 2024 | 0.70 | 0.20 | â | 316 | 0.250 | â | â | â |
| Hunt & Reffert | 2023 | 0.68 | 0.14 | 0.51 | 168 | â | â | â | â |
| Tarricq et al. | 2022 | 0.69 | â | â | 132 | â | â | â | â |
| Dias et al. | 2021 | 0.71 | 0.38 | â | 142 | -0.006 | â | â | â |
| Cantat-Gaudin et al. | 2020 | 0.70 | 0.11 | â | 120 | â | â | â | â |
| Cantat-Gaudin & Anders | 2020 | 0.73 | â | â | â | â | â | â | â |
| Sim et al. | 2019 | 0.72 | â | â | 79 | â | â | â | â |
Almeida et al. (2025)
Mass determination: good fit. Isochrone match: good fit. Silver sample.
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as a moving group.