CWNU 1431
0.25
UTI
0.0
CN
0.23
Cdens
0.5
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
5.8 [arcmin]
- CN 0.0 Sparse
- Cdens 0.23 Very loose
- CC3 0.5 Intermediate quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 1431 is a sparse, very loose object of intermediate C3 quality. Its parallax locates it at a moderate distance, below the mid-plane, affected by moderate extinction. It is catalogued as a near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Relatively close
Moderate extinction
Near-solar metallicity
Intermediate age
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 107.91 | -14.937 | 0.397 | -1.49 | 1.407 | â |
| Hunt & Reffert | 2024 | 107.971 | -14.927 | 0.387 | -1.494 | 1.348 | â |
| Cavallo et al. | 2024 | 107.918 | -14.941 | 0.392 | â | â | â |
| Hunt & Reffert | 2023 | 107.971 | -14.927 | 0.387 | -1.494 | 1.348 | â |
| He et al. | 2023 | 107.909 | -14.965 | 0.389 | -1.511 | 1.386 | 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 | 221* | â | â |
| Cavallo et al. | 2024 | 2.25 | 1.03 | â | 275 | -0.270 | â | â | â |
| Hunt & Reffert | 2023 | 2.31 | 0.85 | 0.92 | 405 | â | â | â | â |
| He et al. | 2023 | 2.34 | 1.20 | â | 355 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.