CWNU 2284
0.32
UTI
0.28
CN
0.06
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
11.2 [arcmin]
- CN 0.28 Poorly populated
- Cdens 0.06 Very loose
- CC3 0.75 High quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2284 is a poorly populated, very loose object of high 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, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Relatively close
Low 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 | 109.388 | -9.548 | 0.351 | -2.207 | 2.032 | â |
| Hunt & Reffert | 2024 | 109.347 | -9.454 | 0.34 | -2.166 | 2.055 | 64.443 |
| Cavallo et al. | 2024 | 109.356 | -9.468 | 0.341 | â | â | â |
| Hunt & Reffert | 2023 | 109.347 | -9.454 | 0.34 | -2.166 | 2.055 | 64.443 |
| He et al. | 2023 | 109.459 | -9.74 | 0.352 | -2.205 | 2.05 | 103.57 |
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 | 175* | â | â |
| Cavallo et al. | 2024 | 2.55 | 0.91 | â | 158 | 0.070 | â | â | â |
| Hunt & Reffert | 2023 | 2.53 | 0.76 | 2.01 | 304 | â | â | â | â |
| He et al. | 2023 | 2.51 | 1.00 | â | 32 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.