CWNU 2500
0.37
UTI
0.26
CN
0.7
Cdens
0.25
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
2.2 [arcmin]
- CN 0.26 Poorly populated
- Cdens 0.7 Moderately dense
- CC3 0.25 Low quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2500 is a poorly populated, moderately 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, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Distant
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 | 124.863 | -37.543 | 0.234 | -2.002 | 2.844 | 52.776 |
| Hu & Soubiran | 2025 | 124.886 | -37.544 | â | â | â | â |
| Hunt & Reffert | 2024 | 124.866 | -37.533 | 0.257 | -1.987 | 2.818 | 51.676 |
| Cavallo et al. | 2024 | 124.886 | -37.544 | 0.247 | â | â | â |
| Hunt & Reffert | 2023 | 124.866 | -37.533 | 0.257 | -1.987 | 2.818 | 51.676 |
| He et al. | 2023 | 124.903 | -37.527 | 0.253 | -2.02 | 2.845 | 52.78 |
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 | -0.070* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 359* | â | â |
| Cavallo et al. | 2024 | 3.08 | 1.82 | â | 603 | 0.060 | â | â | â |
| Hunt & Reffert | 2023 | 3.38 | 2.14 | 1.82 | 265 | â | â | â | â |
| He et al. | 2023 | 3.47 | 2.25 | â | 316 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.