HSC 398
0.38
UTI
0.38
CN
1.0
Cdens
0.5
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
2.1 [arcmin]
- CN 0.38 Poorly populated
- Cdens 1.0 Very dense
- CC3 0.5 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
HSC 398 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a metal-rich, young cluster (see Parameters). It was recently reported in the literature.
Distant
High extinction
Metal-rich
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 289.943 | 12.53 | 0.335 | -2.18 | -4.146 | 35.472 |
| Hunt & Reffert | 2024 | 289.942 | 12.528 | 0.366 | -2.17 | -4.213 | 26.199 |
| Cavallo et al. | 2024 | 289.932 | 12.516 | 0.361 | â | â | â |
| Hunt & Reffert | 2023 | 289.942 | 12.528 | 0.366 | -2.17 | -4.213 | 26.199 |
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 | 519* | â | â |
| Cavallo et al. | 2024 | 3.82 | 4.18 | â | 20 | 0.890 | â | â | â |
| Hunt & Reffert | 2023 | 2.47 | 4.59 | 2.73 | 34 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Wood sample.