Theia 862
0.24
UTI
0.0
CN
0.21
Cdens
0.38
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
23.1 [arcmin]
- CN 0.0 Sparse
- Cdens 0.21 Very loose
- CC3 0.38 Low quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
Theia 862 is a sparse, very loose object of low C3 quality. Its parallax locates it at a close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It is poorly studied in the literature.
Close
Moderate extinction
Near-solar metallicity
Intermediate age
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 37.578 | 56.614 | 1.409 | 0.184 | -3.647 | -27.934 |
| Zhang et al. | 2024 | 37.4 | 56.746 | â | â | â | â |
| Hunt & Reffert | 2024 | 37.4 | 56.746 | 1.395 | 0.227 | -3.708 | -26.477 |
| Cavallo et al. | 2024 | 38.353 | 56.367 | 1.394 | â | â | â |
| Hunt & Reffert | 2023 | 37.4 | 56.746 | 1.395 | 0.227 | -3.708 | -26.477 |
| He et al. | 2022 | 37.751 | 56.632 | 1.412 | 0.163 | -3.618 | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Zhang et al. | 2024 | â | â | â | â | -0.079* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 70* | â | â |
| Cavallo et al. | 2024 | 0.74 | 1.35 | â | 316 | 0.220 | â | â | â |
| Hunt & Reffert | 2023 | 0.68 | 1.08 | 2.41 | 258 | â | â | â | â |
| He et al. | 2022 | â | 1.30 | â | 794 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.