Theia 1884
0.31
UTI
0.25
CN
0.95
Cdens
0.38
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
4.9 [arcmin]
- CN 0.25 Poorly populated
- Cdens 0.95 Very dense
- CC3 0.38 Low quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
Theia 1884 is a poorly populated, very dense object of low C3 quality. Its parallax locates it at a relatively close distance, below the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.
Relatively close
Moderate 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 | 125.311 | -42.431 | 0.62 | -6.12 | 4.932 | â |
| Cavallo et al. | 2024 | 125.674 | -42.864 | 0.592 | â | â | â |
| Hunt & Reffert | 2023 | 125.293 | -42.414 | 0.594 | -6.122 | 4.891 | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Cavallo et al. | 2024 | 1.70 | 1.68 | â | 34 | 0.250 | â | â | â |
| Hunt & Reffert | 2023 | 1.60 | 1.42 | 1.90 | 31 | â | â | â | â |
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as a moving group.