HSC 1577
0.28
UTI
0.0
CN
0.14
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
5.0 [arcmin]
- CN 0.0 Sparse
- Cdens 0.14 Very loose
- CC3 0.75 High quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
HSC 1577 is a sparse, very loose object of high C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Distant
Low 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 | 99.296 | 14.248 | 0.27 | -0.232 | -1.097 | 65.245 |
| Zhang et al. | 2024 | 99.301 | 14.223 | â | â | â | â |
| Hunt & Reffert | 2024 | 99.301 | 14.223 | 0.277 | -0.227 | -1.09 | â |
| Cavallo et al. | 2024 | 99.295 | 14.248 | 0.277 | â | â | â |
| Hunt & Reffert | 2023 | 99.301 | 14.223 | 0.277 | -0.227 | -1.09 | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Zhang et al. | 2024 | â | â | â | â | 0.224* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 169* | â | â |
| Cavallo et al. | 2024 | 3.55 | 0.90 | â | 347 | 0.310 | â | â | â |
| Hunt & Reffert | 2023 | 3.40 | 0.67 | 0.85 | 208 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.