Theia 1886
0.30
UTI
0.4
CN
0.86
Cdens
0.25
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
3.8 [arcmin]
- CN 0.4 Poorly populated
- Cdens 0.86 Dense
- CC3 0.25 Low quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
Theia 1886 is a poorly populated, dense object of low C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.
Note: This object shares a large percentage of members with a later reported entry. See table with shared members information.
Relatively close
High extinction
Near-solar metallicity
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 246.685 | -49.165 | 0.362 | -1.737 | -2.447 | -58.675 |
| Hunt & Reffert | 2024 | 246.663 | -49.145 | 0.366 | -1.733 | -2.425 | -45.527 |
| Cavallo et al. | 2024 | 246.712 | -49.16 | 0.366 | â | â | â |
| Hunt & Reffert | 2023 | 246.663 | -49.145 | 0.366 | -1.733 | -2.425 | -45.527 |
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 | 759* | â | â |
| Cavallo et al. | 2024 | 2.21 | 3.44 | â | 58 | 0.290 | â | â | â |
| Hunt & Reffert | 2023 | 2.50 | 3.46 | 2.44 | 33 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Silver sample.