HSC 2531
0.30
UTI
0.0
CN
0.99
Cdens
0.5
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
3.4 [arcmin]
- CN 0.0 Sparse
- Cdens 0.99 Very dense
- CC3 0.5 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 2531 is a sparse, very dense object of intermediate 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, young cluster (see Parameters). It was recently reported in the literature.
Relatively close
Moderate extinction
Near-solar metallicity
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 191.626 | -61.195 | 0.458 | -4.851 | -1.018 | -11.16 |
| Hunt & Reffert | 2024 | 191.641 | -61.19 | 0.457 | -4.887 | -0.982 | â |
| Cavallo et al. | 2024 | 191.648 | -61.178 | 0.458 | â | â | â |
| Hunt & Reffert | 2023 | 191.641 | -61.19 | 0.457 | -4.887 | -0.982 | 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 | 206* | â | â |
| Cavallo et al. | 2024 | 1.90 | 2.54 | â | 25 | -0.450 | â | â | â |
| Hunt & Reffert | 2023 | 2.08 | 2.35 | 2.19 | 77 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.