Theia 3995
0.25
UTI
0.26
CN
0.23
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
3.0 [arcmin]
- CN 0.26 Poorly populated
- Cdens 0.23 Very loose
- CC3 0.75 High quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
Theia 3995 is a poorly populated, very loose object of high C3 quality. Its parallax locates it at a large distance, near the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, intermediate-age 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.
Very distant
Low 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 | 116.802 | -25.231 | 0.182 | -2.125 | 3.493 | 105.742 |
| Hunt & Reffert | 2024 | 116.829 | -25.242 | 0.178 | -2.119 | 3.498 | 105.701 |
| Cavallo et al. | 2024 | 116.799 | -25.213 | 0.179 | â | â | â |
| Hunt & Reffert | 2023 | 116.829 | -25.242 | 0.178 | -2.119 | 3.498 | 105.701 |
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 | 150* | â | â |
| Cavallo et al. | 2024 | 4.61 | 1.13 | â | 51 | -0.070 | â | â | â |
| Hunt & Reffert | 2023 | 5.42 | 0.50 | 1.00 | 303 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.