CWNU 2498
0.29
UTI
0.27
CN
0.17
Cdens
0.38
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
6.5 [arcmin]
- CN 0.27 Poorly populated
- Cdens 0.17 Very loose
- CC3 0.38 Low quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2498 is a poorly populated, very loose object of low C3 quality. Its parallax locates it at a moderate distance, above the mid-plane, affected by moderate extinction. It is catalogued as a metal-poor, old cluster (see Parameters). It was recently reported in the literature.
Relatively close
Moderate extinction
Metal-poor
Old
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 194.788 | -60.686 | 0.337 | -8.56 | -1.8 | -6.42 |
| Hu & Soubiran | 2025 | 194.775 | -60.676 | â | â | â | â |
| Hunt & Reffert | 2024 | 194.774 | -60.681 | 0.331 | -8.549 | -1.808 | -6.758 |
| Cavallo et al. | 2024 | 194.775 | -60.676 | 0.332 | â | â | â |
| Hunt & Reffert | 2023 | 194.774 | -60.681 | 0.331 | -8.549 | -1.808 | -6.758 |
| He et al. | 2023 | 194.787 | -60.687 | 0.342 | -8.549 | -1.775 | -6.42 |
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 | 157* | â | â |
| Cavallo et al. | 2024 | 2.77 | 2.02 | â | 1096 | -0.590 | â | â | â |
| Hunt & Reffert | 2023 | 2.99 | 1.55 | 0.86 | 867 | â | â | â | â |
| He et al. | 2023 | 2.69 | 1.55 | â | 1000 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.