UBC 1535
0.26
UTI
0.0
CN
0.19
Cdens
1.0
CC3
0.06
Clit
1.0
Cdup
Nm (P>50%)
20
Core radius and density
1.3 [pc], 1.0 [pc-2]
- CN 0.0 Sparse
- Cdens 0.19 Very loose
- CC3 1.0 Very high quality
- Clit 0.06 Rarely 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
UBC 1535 is a sparse, very loose object of very high C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by high extinction. It is catalogued as a near-solar metallicity, very young cluster (see Parameters). It is rarely studied in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 228.609 | -59.66 | 0.3 | -4.181 | -3.437 | -62.83 |
| Hunt & Reffert | 2024 | 228.6 | -59.667 | 0.3 | -4.168 | -3.435 | â |
| Cavallo et al. | 2024 | 228.629 | -59.649 | 0.3 | â | â | â |
| Hunt & Reffert | 2023 | 228.6 | -59.667 | 0.3 | -4.168 | -3.435 | â |
| Castro-Ginard et al. | 2022 | 228.7 | -59.65 | 0.3 | -4.15 | -3.44 | 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 | 3.395 | 3.255 | 1.42 | 8 | 0.010 | 590 | â | â |
| Hunt & Reffert | 2024 | 3.56 | 3.28 | 1.42 | 4 | â | 590(1) | â | â |
| Cavallo et al. | 2024 | 2.45 | 3.23 | â | 26 | 0.010 | â | â | â |
| Hunt & Reffert | 2023 | 3.56 | 3.28 | 1.42 | 4 | â | â | â | â |
| Castro-Ginard et al. | 2022 | 3.23 | 2.92 | â | 11 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.97 (50th percentile).
Hunt & Reffert (2023)
Classified as open cluster. CMD class: 0.97 (50th percentile).