UPK 52
0.39
UTI
0.0
CN
0.82
Cdens
0.62
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
9.5 [arcmin]
- CN 0.0 Sparse
- Cdens 0.82 Dense
- CC3 0.62 Intermediate quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
UPK 52 is a sparse, dense object of intermediate C3 quality. Its parallax locates it at a close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is poorly studied in the literature.
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 | 290.016 | 9.574 | 1.196 | -0.117 | -5.998 | -11.91 |
| Hunt & Reffert | 2024 | 289.939 | 9.644 | 1.205 | -0.173 | -5.995 | -11.915 |
| Cavallo et al. | 2024 | 289.967 | 9.606 | 1.212 | â | â | â |
| Hunt & Reffert | 2023 | 289.939 | 9.644 | 1.205 | -0.173 | -5.995 | -11.915 |
| Sim et al. | 2019 | 290.042 | 9.536 | â | -0.16 | -5.97 | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Hunt & Reffert | 2024 | â | â | â | â | â | 69* | â | â |
| Cavallo et al. | 2024 | 0.77 | 1.15 | â | 158 | -0.330 | â | â | â |
| Hunt & Reffert | 2023 | 0.79 | 1.03 | 0.80 | 137 | â | â | â | â |
| Sim et al. | 2019 | 0.82 | â | â | 112 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.