HSC 2657
0.34
UTI
0.55
CN
0.4
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
16.6 [arcmin]
- CN 0.55 Moderately populated
- Cdens 0.4 Loose
- CC3 0.75 High quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 2657 is a moderately populated, loose object of high 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, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Relatively close
Moderate extinction
Near-solar metallicity
Intermediate age
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 221.339 | -63.088 | 0.885 | -6.029 | -6.421 | -30.607 |
| Hunt & Reffert | 2024 | 221.382 | -63.088 | 0.885 | -6.028 | -6.416 | -29.774 |
| Cavallo et al. | 2024 | 221.358 | -63.058 | 0.889 | â | â | â |
| Hunt & Reffert | 2023 | 221.382 | -63.088 | 0.885 | -6.028 | -6.416 | -29.774 |
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 | 143* | â | â |
| Cavallo et al. | 2024 | 1.15 | 1.33 | â | 132 | 0.380 | â | â | â |
| Hunt & Reffert | 2023 | 1.06 | 1.15 | 1.75 | 98 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.