Theia 619
0.30
UTI
0.42
CN
0.34
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
33.8 [arcmin]
- CN 0.42 Poorly populated
- Cdens 0.34 Loose
- CC3 0.75 High quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
Theia 619 is a poorly populated, loose object of high C3 quality. Its parallax locates it at a close distance, near the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It is rarely studied in the literature.
Very close
Low 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 | 330.616 | 53.863 | 1.966 | 5.756 | 2.028 | -17.028 |
| Cavallo et al. | 2024 | 331.446 | 54.114 | 1.95 | â | â | â |
| Hunt & Reffert | 2023 | 330.345 | 53.799 | 1.968 | 5.89 | 2.029 | -21.307 |
| He et al. | 2022 | 328.206 | 52.239 | 2.252 | 3.906 | -1.916 | 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 | 0.51 | 0.94 | â | 69 | 0.110 | â | â | â |
| Hunt & Reffert | 2023 | 0.48 | 0.53 | 0.58 | 82 | â | â | â | â |
| He et al. | 2022 | â | 0.20 | â | 18 | â | â | â | â |
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as a moving group.