CWNU 2431
0.29
UTI
0.0
CN
0.21
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
6.2 [arcmin]
- CN 0.0 Sparse
- Cdens 0.21 Very loose
- CC3 0.75 High quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2431 is a sparse, very loose 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 metal-rich, very young cluster (see Parameters). It was recently reported in the literature.
Relatively close
Moderate extinction
Metal-rich
Very young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 219.34 | -60.97 | 0.417 | -4.64 | -3.219 | -38.926 |
| Hunt & Reffert | 2024 | 219.377 | -60.959 | 0.415 | -4.623 | -3.214 | -38.881 |
| Cavallo et al. | 2024 | 219.356 | -60.962 | 0.413 | â | â | â |
| Hunt & Reffert | 2023 | 219.377 | -60.959 | 0.415 | -4.623 | -3.214 | -38.881 |
| He et al. | 2023 | 219.244 | -60.982 | 0.422 | -4.631 | -3.217 | 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 | 253* | â | â |
| Cavallo et al. | 2024 | 2.26 | 1.00 | â | 85 | 0.960 | â | â | â |
| Hunt & Reffert | 2023 | 2.19 | 1.47 | 1.89 | 14 | â | â | â | â |
| He et al. | 2023 | 2.24 | 1.70 | â | 11 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Silver sample.