HSC 2869
0.27
UTI
0.25
CN
0.46
Cdens
0.62
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
8.7 [arcmin]
- CN 0.25 Poorly populated
- Cdens 0.46 Loose
- CC3 0.62 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 2869 is a poorly populated, loose object of intermediate 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.
Note: This object shares a large percentage of members with a later reported entry. See table with shared members information.
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 | 258.408 | -39.845 | 0.771 | 2.435 | -2.593 | 0.318 |
| Hunt & Reffert | 2024 | 258.405 | -39.841 | 0.723 | 2.44 | -2.527 | 16.03 |
| Cavallo et al. | 2024 | 258.381 | -39.809 | 0.738 | â | â | â |
| Hunt & Reffert | 2023 | 258.405 | -39.841 | 0.723 | 2.44 | -2.527 | 16.03 |
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 | 433* | â | â |
| Cavallo et al. | 2024 | 1.05 | 2.83 | â | 138 | -0.350 | â | â | â |
| Hunt & Reffert | 2023 | 1.30 | 2.50 | 1.91 | 20 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.