CWNU 209
0.28
UTI
0.0
CN
0.52
Cdens
0.38
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
7.3 [arcmin]
- CN 0.0 Sparse
- Cdens 0.52 Moderately dense
- CC3 0.38 Low quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 209 is a sparse, moderately dense 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 is poorly studied 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 | 337.643 | 56.127 | 0.712 | -2.195 | -1.711 | -39.864 |
| Hunt & Reffert | 2024 | 337.582 | 56.099 | 0.719 | -2.203 | -1.725 | -44.96 |
| Cavallo et al. | 2024 | 337.692 | 56.17 | 0.716 | â | â | â |
| Hunt & Reffert | 2023 | 337.582 | 56.099 | 0.719 | -2.203 | -1.725 | -44.96 |
| He et al. | 2022 | 337.727 | 56.176 | 0.72 | -2.2 | -1.71 | 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 | 137* | â | â |
| Cavallo et al. | 2024 | 1.43 | 1.53 | â | 170 | 0.480 | â | â | â |
| Hunt & Reffert | 2023 | 1.36 | 1.29 | 1.59 | 163 | â | â | â | â |
| He et al. | 2022 | 1.17 | 1.56 | â | 50 | -0.642 | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.