CWNU 2273
0.30
UTI
0.25
CN
0.23
Cdens
0.38
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
9.2 [arcmin]
- CN 0.25 Poorly populated
- Cdens 0.23 Very loose
- CC3 0.38 Low quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2273 is a poorly populated, very loose object of low C3 quality. Its parallax locates it at a relatively close 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.
Relatively close
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 | 345.552 | 58.149 | 0.577 | -6.77 | -3.443 | -30.54 |
| Hu & Soubiran | 2025 | 345.583 | 58.152 | â | â | â | â |
| Hunt & Reffert | 2024 | 345.624 | 58.145 | 0.576 | -6.746 | -3.493 | -26.98 |
| Cavallo et al. | 2024 | 345.583 | 58.152 | 0.57 | â | â | â |
| Hunt & Reffert | 2023 | 345.624 | 58.145 | 0.576 | -6.746 | -3.493 | -26.98 |
| He et al. | 2023 | 345.568 | 58.189 | 0.58 | -6.778 | -3.4 | -30.54 |
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 | -0.210* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 108* | â | â |
| Cavallo et al. | 2024 | 1.43 | 2.23 | â | 708 | -0.250 | â | â | â |
| Hunt & Reffert | 2023 | 1.64 | 1.74 | 0.88 | 746 | â | â | â | â |
| He et al. | 2023 | 1.62 | 1.70 | â | 1122 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.