Theia 822
0.36
UTI
0.3
CN
1.0
Cdens
0.5
CC3
0.0
Clit
1.0
Cdup
Stellar density (N50/rad)
10.3 [N/pc2]
- CN 0.3 Poorly populated
- Cdens 1.0 Very dense
- CC3 0.5 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
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 822 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 322.135 | 48.39 | 0.697 | -2.109 | -3.643 | -5.036 |
| Hunt & Reffert | 2024 | 322.141 | 48.373 | 0.695 | -2.092 | -3.627 | -4.397 |
| Cavallo et al. | 2024 | 322.138 | 48.393 | 0.698 | â | â | â |
| Hunt & Reffert | 2023 | 322.141 | 48.373 | 0.695 | -2.092 | -3.627 | -4.397 |
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 | 1.4 | 1.465 | 1.15 | 238 | -0.010 | 191 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 191(1) | â | â |
| Cavallo et al. | 2024 | 1.42 | 1.53 | â | 245 | -0.010 | â | â | â |
| Hunt & Reffert | 2023 | 1.38 | 1.40 | 1.15 | 232 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Cavallo et al. (2024)
Gold sample.