HSC 2550
0.28
UTI
0.0
CN
1.0
Cdens
0.38
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
3.4 [arcmin]
- CN 0.0 Sparse
- Cdens 1.0 Very dense
- CC3 0.38 Low quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 2550 is a sparse, very dense object of low C3 quality. Its parallax locates it at a relatively close distance, near 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 | 195.106 | -62.381 | 0.507 | -5.079 | -1.79 | â |
| Hunt & Reffert | 2024 | 195.108 | -62.397 | 0.516 | -5.092 | -1.784 | â |
| Cavallo et al. | 2024 | 195.089 | -62.405 | 0.514 | â | â | â |
| Hunt & Reffert | 2023 | 195.108 | -62.397 | 0.516 | -5.092 | -1.784 | 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 | 368* | â | â |
| Cavallo et al. | 2024 | 1.70 | 2.49 | â | 37 | -0.370 | â | â | â |
| Hunt & Reffert | 2023 | 1.84 | 2.23 | 1.86 | 15 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.