Theia 2175
0.04
UTI
0.0
CN
0.38
Cdens
0.5
CC3
0.0
Clit
0.2
Cdup
Stellar density (N50/rad)
1.9 [N/pc2]
- CN 0.0 Sparse
- Cdens 0.38 Loose
- CC3 0.5 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 0.2 Likely duplicate
đĨ Members
đ Colab
đŦ Bayestar19
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
Overview
Theia 2175 is a sparse, loose object of intermediate C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by moderate extinction. It is catalogued as a metal-rich, 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.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 8.723 | 68.844 | 0.981 | -1.531 | -0.652 | -18.208 |
| Hunt & Reffert | 2024 | 8.571 | 68.864 | 0.98 | -1.566 | -0.663 | -17.41 |
| Cavallo et al. | 2024 | 8.926 | 68.847 | 0.987 | â | â | â |
| Hunt & Reffert | 2023 | 8.571 | 68.864 | 0.98 | -1.566 | -0.663 | -17.41 |
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] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 1.065 | 1.985 | 0.72 | 74 | 0.880 | 113 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 113(1) | â | â |
| Cavallo et al. | 2024 | 1.16 | 1.87 | â | 59 | 0.880 | â | â | â |
| Hunt & Reffert | 2023 | 0.97 | 2.10 | 0.72 | 89 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Palma et al. (2025)
Part of multiple system G205, along with UPK_241 and HSC_974.
Cavallo et al. (2024)
Gold sample.