CWNU 2446
0.20
UTI
0.0
CN
0.23
Cdens
0.12
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
7.0 [arcmin]
- CN 0.0 Sparse
- Cdens 0.23 Very loose
- CC3 0.12 Very low quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2446 is a sparse, very loose object of very low C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, young cluster, but with a large variance across recent sources for the metallicity parameter (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 | 85.201 | 32.591 | 0.498 | 1.39 | -2.828 | -0.018 |
| Zhang et al. | 2024 | 85.173 | 32.567 | â | â | â | â |
| Hunt & Reffert | 2024 | 85.173 | 32.567 | 0.463 | 1.329 | -2.67 | 15.636 |
| Cavallo et al. | 2024 | 85.157 | 32.672 | 0.467 | â | â | â |
| Hunt & Reffert | 2023 | 85.173 | 32.567 | 0.463 | 1.329 | -2.67 | 15.636 |
| He et al. | 2023 | 85.184 | 32.564 | 0.503 | 1.421 | -2.844 | -0.02 |
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 | -0.154* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 210* | â | â |
| Cavallo et al. | 2024 | 1.98 | 2.24 | â | 62 | 0.150 | â | â | â |
| Hunt & Reffert | 2023 | 1.96 | 1.76 | 1.93 | 146 | â | â | â | â |
| He et al. | 2023 | 1.82 | 2.15 | â | 79 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.


Cavallo et al. (2024)
Gold sample.