CWNU 2409
0.33
UTI
0.0
CN
0.52
Cdens
0.5
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
3.3 [arcmin]
- CN 0.0 Sparse
- Cdens 0.52 Moderately dense
- CC3 0.5 Intermediate quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2409 is a sparse, moderately dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, old cluster (see Parameters). It was recently reported in the literature.
Relatively close
Low extinction
Near-solar metallicity
Old
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 122.54 | -25.744 | 0.316 | -5.221 | 5.06 | 69.966 |
| Hu & Soubiran | 2025 | 122.539 | -25.769 | â | â | â | â |
| Hunt & Reffert | 2024 | 122.547 | -25.746 | 0.317 | -5.214 | 5.049 | 62.207 |
| Cavallo et al. | 2024 | 122.539 | -25.769 | 0.318 | â | â | â |
| Hunt & Reffert | 2023 | 122.547 | -25.746 | 0.317 | -5.214 | 5.049 | 62.207 |
| He et al. | 2023 | 122.555 | -25.75 | 0.328 | -5.207 | 5.046 | 69.27 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Hu & Soubiran | 2025 | â | â | â | â | -0.140* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 88* | â | â |
| Cavallo et al. | 2024 | 2.57 | 0.31 | â | 1622 | 0.060 | â | â | â |
| Hunt & Reffert | 2023 | 2.81 | 0.21 | 0.72 | 940 | â | â | â | â |
| He et al. | 2023 | 2.82 | 0.25 | â | 1413 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.