UPK 526
0.38
UTI
0.0
CN
0.17
Cdens
0.75
CC3
0.5
Clit
1.0
Cdup
Stellar density (N50/rad)
0.8 [N/pc2]
- CN 0.0 Sparse
- Cdens 0.17 Very loose
- CC3 0.75 High quality
- Clit 0.5 Moderately studied
- Cdup 1.0 Unique
đĨ Members
đ Colab
đŦ Bayestar19
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
Overview
UPK 526 is a sparse, very loose object of high C3 quality. Its parallax locates it at a close distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It is moderately studied in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 115.351 | -52.81 | 1.746 | -7.985 | 7.449 | 19.483 |
| Li et al. | 2025 | 115.198 | -52.839 | 1.712 | -8.0 | 7.415 | â |
| Almeida et al. | 2025 | 115.268 | -52.91 | â | â | â | â |
| Alfonso et al. | 2024 | 114.395 | -52.836 | 1.727 | -7.84 | 7.688 | â |
| Cavallo et al. | 2024 | 113.782 | -52.946 | 1.755 | â | â | â |
| Hunt & Reffert | 2023 | 115.946 | -52.836 | 1.75 | -7.774 | 7.804 | 14.398 |
| Dias et al. | 2021 | 115.268 | -52.91 | 1.722 | -8.006 | 7.434 | 23.348 |
| Cantat-Gaudin et al. | 2020 | 115.198 | -52.839 | 1.712 | -8.0 | 7.415 | â |
| Cantat-Gaudin & Anders | 2020 | 115.274 | -52.829 | 1.727 | -8.006 | 7.464 | â |
| Sim et al. | 2019 | 115.237 | -52.774 | â | -7.98 | 7.42 | 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] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 0.57 | 0.47 | 0.99 | 25 | -0.030 | 74 | â | â |
| Li et al. | 2025 | 0.55 | 0.47 | â | 21 | -0.066 | â | â | â |
| Almeida et al. | 2025 | 0.56 | 0.58 | â | 38 | â | 74 | â | â |
| Alfonso et al. | 2024 | 0.63 | 0.45 | â | 20 | -0.030 | â | â | â |
| Cavallo et al. | 2024 | 0.61 | 0.68 | â | 14 | 0.080 | â | â | â |
| Hunt & Reffert | 2023 | 0.54 | 0.46 | 0.99 | 29 | â | â | â | â |
| Dias et al. | 2021 | 0.56 | 0.58 | â | 38 | -0.030 | â | â | â |
| Cantat-Gaudin et al. | 2020 | 0.63 | 0.45 | â | 31 | â | â | â | â |
| Cantat-Gaudin & Anders | 2020 | 0.57 | â | â | â | â | â | â | â |
| Sim et al. | 2019 | 0.57 | â | â | 20 | â | â | â | â |
Almeida et al. (2025)
Mass determination: worst fit. Isochrone match: good fit.
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as a moving group.