HSC 2539
0.51
UTI
0.78
CN
1.0
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
2.0 [arcmin]
- CN 0.78 Rich
- Cdens 1.0 Very dense
- CC3 0.75 High quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 2539 is a rich, very dense object of high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a very massive, near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.
Note: This object shares a large percentage of members with a later reported entry. See table with shared members information.
Distant
High extinction
Very massive
Near-solar metallicity
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 193.86 | -63.03 | 0.237 | -6.259 | -0.433 | -43.908 |
| Hunt & Reffert | 2024 | 193.855 | -63.04 | 0.234 | -6.268 | -0.433 | -6.92 |
| Cavallo et al. | 2024 | 193.866 | -63.028 | 0.24 | â | â | â |
| Hunt & Reffert | 2023 | 193.855 | -63.04 | 0.234 | -6.268 | -0.433 | -6.92 |
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 | 5026* | â | â |
| Cavallo et al. | 2024 | 3.28 | 5.01 | â | 74 | -0.070 | â | â | â |
| Hunt & Reffert | 2023 | 3.76 | 4.96 | 3.08 | 39 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.