HSC 1920
0.03
UTI
0.0
CN
0.14
Cdens
0.5
CC3
0.0
Clit
0.24
Cdup
Radius (P>50% members)
27.5 [arcmin]
- CN 0.0 Sparse
- Cdens 0.14 Very loose
- CC3 0.5 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 0.24 Likely duplicate
Overview
HSC 1920 is a sparse, very loose object of intermediate C3 quality. Its parallax locates it at a close distance, below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, very young cluster (see Parameters). It was recently reported in the literature.
â ī¸ Warning: This is likely a duplicate object, which shares a large percentage of members with at least one previously reported entry. See table with shared members information.
Close
Low extinction
Near-solar metallicity
Very young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 99.534 | -31.67 | 1.509 | -2.971 | 4.448 | 36.878 |
| Cavallo et al. | 2024 | 99.348 | -31.725 | 1.499 | â | â | â |
| Hunt & Reffert | 2023 | 98.224 | -32.058 | 1.498 | -2.905 | 4.401 | 27.399 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Cavallo et al. | 2024 | 0.74 | 0.54 | â | 10 | -0.150 | â | â | â |
| Hunt & Reffert | 2023 | 0.63 | 0.19 | 0.80 | 17 | â | â | â | â |
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as a moving group.