CWNU 1138
(OCSN 179)
0.56
UTI
0.56
CN
1.0
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
Stellar density (N50/rad)
5.4 [N/pc2]
- CN 0.56 Moderately populated
- Cdens 1.0 Very dense
- CC3 0.75 High quality
- Clit 0.25 Poorly 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
CWNU 1138 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a very close distance, near the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It is poorly studied in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 206.552 | -59.475 | 2.015 | -13.837 | -6.15 | -20.197 |
| Cavallo et al. | 2024 | 206.633 | -59.511 | 2.015 | â | â | â |
| Hunt & Reffert | 2023 | 206.912 | -59.633 | 2.012 | -13.866 | -6.156 | -20.586 |
| Qin et al. | 2023 | 206.64 | -59.47 | 2.01 | -13.76 | -6.11 | -21.65 |
| He et al. | 2022 | 206.624 | -59.559 | 2.013 | -13.828 | -6.095 | 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 | 0.49 | 0.74 | 1.11 | 84 | -0.040 | â | â | â |
| Cavallo et al. | 2024 | 0.49 | 0.78 | â | 87 | -0.040 | â | â | â |
| Hunt & Reffert | 2023 | 0.48 | 0.47 | 1.11 | 82 | â | â | â | â |
| Qin et al. | 2023 | 0.69 | 0.81 | â | 178 | â | â | â | â |
| He et al. | 2022 | â | 0.70 | â | 63 | â | â | â | â |
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as a moving group.