CWNU 2657
0.52
UTI
0.46
CN
1.0
Cdens
0.62
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
1.5 [arcmin]
- CN 0.46 Poorly populated
- Cdens 1.0 Very dense
- CC3 0.62 Intermediate quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2657 is a poorly populated, very dense 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.
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 | 120.819 | -33.19 | 0.221 | -2.347 | 3.721 | â |
| Hunt & Reffert | 2024 | 120.817 | -33.192 | 0.219 | -2.334 | 3.737 | â |
| Cavallo et al. | 2024 | 120.806 | -33.189 | 0.223 | â | â | â |
| Hunt & Reffert | 2023 | 120.817 | -33.192 | 0.219 | -2.334 | 3.737 | â |
| He et al. | 2023 | 120.804 | -33.189 | 0.237 | -2.341 | 3.72 | 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 | 592* | â | â |
| Cavallo et al. | 2024 | 4.33 | 2.47 | â | 115 | 0.430 | â | â | â |
| Hunt & Reffert | 2023 | 3.97 | 2.50 | 2.10 | 144 | â | â | â | â |
| He et al. | 2023 | 4.37 | 3.00 | â | 8 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.