UBC 1099
0.39
UTI
0.56
CN
0.62
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Stellar density (N50/rad)
3.1 [N/pc2]
- CN 0.56 Moderately populated
- Cdens 0.62 Moderately dense
- CC3 0.75 High 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
UBC 1099 is a moderately populated, moderately dense object of high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a very young cluster (see Parameters). It is rarely studied in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 304.802 | 37.34 | 0.483 | -2.493 | -5.407 | â |
| Hunt & Reffert | 2024 | 304.83 | 37.363 | 0.487 | -2.481 | -5.417 | â |
| Hunt & Reffert | 2023 | 304.83 | 37.363 | 0.487 | -2.481 | -5.417 | â |
| Castro-Ginard et al. | 2022 | 304.8 | 37.34 | 0.48 | -2.49 | -5.42 | 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] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 2.245 | 2.925 | 0.66 | 11 | â | 135 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 135(1) | â | â |
| Hunt & Reffert | 2023 | 1.95 | 3.13 | 0.66 | 16 | â | â | â | â |
| Castro-Ginard et al. | 2022 | 2.54 | 2.72 | â | 6 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Palma et al. (2025)
Part of multiple system G209, along with IC_4996 and Theia_1975.