HSC 1902
0.39
UTI
0.36
CN
0.96
Cdens
0.62
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
12.4 [arcmin]
- CN 0.36 Poorly populated
- Cdens 0.96 Very dense
- CC3 0.62 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 1902 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a close distance, near the mid-plane, affected by low extinction. It is catalogued as a low-mass, near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.
Close
Low extinction
Low mass
Near-solar metallicity
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 109.803 | -24.921 | 1.316 | -3.159 | 4.822 | 40.16 |
| Hunt & Reffert | 2024 | 109.823 | -24.978 | 1.315 | -3.177 | 4.838 | 37.682 |
| Cavallo et al. | 2024 | 109.687 | -24.553 | 1.321 | â | â | â |
| Hunt & Reffert | 2023 | 109.823 | -24.978 | 1.315 | -3.177 | 4.838 | 37.682 |
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 | 44* | â | â |
| Cavallo et al. | 2024 | 0.80 | 0.39 | â | 17 | 0.050 | â | â | â |
| Hunt & Reffert | 2023 | 0.73 | 0.20 | 0.71 | 31 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.