Ferrero 17
0.41
UTI
0.0
CN
0.94
Cdens
0.5
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
1.5 [arcmin]
- CN 0.0 Sparse
- Cdens 0.94 Very dense
- CC3 0.5 Intermediate quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
Ferrero 17 is a sparse, very dense object of intermediate C3 quality. Its parallax locates it at a large distance, well below the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, old cluster (see Parameters). It is poorly studied in the literature.
Distant
Low extinction
Near-solar metallicity
Old
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 77.194 | 17.982 | 0.193 | 0.99 | -0.638 | 22.971 |
| Hu & Soubiran | 2025 | 77.198 | 17.957 | â | â | â | â |
| Hunt & Reffert | 2024 | 77.186 | 17.987 | 0.187 | 1.031 | -0.659 | â |
| Cavallo et al. | 2024 | 77.198 | 17.957 | 0.187 | â | â | â |
| Hunt & Reffert | 2023 | 77.186 | 17.987 | 0.187 | 1.031 | -0.659 | â |
| Bica et al. | 2019 | 77.183 | 17.987 | â | â | â | â |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Hu & Soubiran | 2025 | â | â | â | â | -0.470* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 283* | â | â |
| Cavallo et al. | 2024 | 4.31 | 1.45 | â | 1698 | -0.220 | â | â | â |
| Hunt & Reffert | 2023 | 4.63 | 0.40 | 1.13 | 2999 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.