HSC 449
0.37
UTI
0.55
CN
0.29
Cdens
1.0
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
4.3 [arcmin]
- CN 0.55 Moderately populated
- Cdens 0.29 Loose
- CC3 1.0 Very high quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 449 is a moderately populated, loose object of very high C3 quality. Its parallax locates it at a large distance, near the mid-plane, affected by high extinction. It is catalogued as a massive, near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.
Note: This object shares a moderate percentage of members with a later reported entry. See table with shared members information.
Distant
High extinction
Massive
Near-solar metallicity
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 293.188 | 19.354 | 0.195 | -2.502 | -5.399 | 25.055 |
| Hunt & Reffert | 2024 | 293.205 | 19.372 | 0.198 | -2.479 | -5.392 | 31.571 |
| Cavallo et al. | 2024 | 293.187 | 19.365 | 0.197 | â | â | â |
| Hunt & Reffert | 2023 | 293.205 | 19.372 | 0.198 | -2.479 | -5.392 | 31.571 |
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 | 2393* | â | â |
| Cavallo et al. | 2024 | 4.79 | 4.71 | â | 81 | -0.110 | â | â | â |
| Hunt & Reffert | 2023 | 4.60 | 4.77 | 2.60 | 89 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.