CWNU 1866
0.43
UTI
0.25
CN
1.0
Cdens
0.38
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
2.8 [arcmin]
- CN 0.25 Poorly populated
- Cdens 1.0 Very dense
- CC3 0.38 Low quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 1866 is a poorly populated, very dense object of low C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.
Relatively close
Moderate 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 | 190.303 | -62.454 | 0.425 | -4.453 | -0.843 | -2.404 |
| Hunt & Reffert | 2024 | 190.353 | -62.438 | 0.42 | -4.459 | -0.825 | â |
| Cavallo et al. | 2024 | 190.314 | -62.431 | 0.423 | â | â | â |
| Hunt & Reffert | 2023 | 190.353 | -62.438 | 0.42 | -4.459 | -0.825 | â |
| He et al. | 2023 | 190.264 | -62.435 | 0.437 | -4.451 | -0.862 | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Hunt & Reffert | 2024 | â | â | â | â | â | 130* | â | â |
| Cavallo et al. | 2024 | 2.41 | 2.74 | â | 40 | 0.110 | â | â | â |
| Hunt & Reffert | 2023 | 2.16 | 2.38 | 2.21 | 71 | â | â | â | â |
| He et al. | 2023 | 2.09 | 2.55 | â | 251 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.