Gaia 8
0.68
UTI
0.76
CN
1.0
Cdens
1.0
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
30.5 [arcmin]
- CN 0.76 Rich
- Cdens 1.0 Very dense
- CC3 1.0 Very high quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
Gaia 8 is a rich, very dense object of very high C3 quality. Its parallax locates it at a very close distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, very young cluster (see Parameters). It is poorly studied in the literature.
Note: This object shares a large percentage of members with 4 later reported entries. See table with shared members information.
Very close
Low extinction
Near-solar metallicity
Very young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 282.562 | 33.363 | 3.447 | 1.788 | -3.886 | -18.689 |
| Zhang et al. | 2024 | 282.543 | 33.393 | â | â | â | â |
| Hunt & Reffert | 2024 | 282.543 | 33.393 | 3.436 | 1.743 | -3.955 | -21.8 |
| Cavallo et al. | 2024 | 282.474 | 33.019 | 3.437 | â | â | â |
| Hunt & Reffert | 2023 | 282.543 | 33.393 | 3.436 | 1.743 | -3.955 | -21.8 |
| Bastian | 2019 | 282.52 | 33.363 | â | â | â | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Zhang et al. | 2024 | â | â | â | â | 0.035* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 73* | â | â |
| Cavallo et al. | 2024 | 0.30 | 0.66 | â | 14 | -0.260 | â | â | â |
| Hunt & Reffert | 2023 | 0.29 | 0.18 | 0.64 | 21 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.