CWNU 87
0.42
UTI
0.32
CN
0.43
Cdens
0.75
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
4.3 [arcmin]
- CN 0.32 Poorly populated
- Cdens 0.43 Loose
- CC3 0.75 High quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 87 is a poorly populated, loose object of high 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 is poorly studied in the literature.
Note: This object shares a significant percentage of members with a later reported entry. See table with shared members information.
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 | 22.617 | 59.633 | 0.322 | -1.181 | -0.707 | -52.7 |
| Zhang et al. | 2024 | 22.613 | 59.633 | â | â | â | â |
| Hunt & Reffert | 2024 | 22.613 | 59.633 | 0.32 | -1.197 | -0.667 | -52.685 |
| Cavallo et al. | 2024 | 22.683 | 59.659 | 0.32 | â | â | â |
| Hunt & Reffert | 2023 | 22.613 | 59.633 | 0.32 | -1.197 | -0.667 | -52.685 |
| He et al. | 2022 | 22.611 | 59.641 | 0.33 | -1.18 | -0.71 | -53.3 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Zhang et al. | 2024 | â | â | â | â | -0.240* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 223* | â | â |
| Cavallo et al. | 2024 | 2.41 | 1.49 | â | 68 | 0.050 | â | â | â |
| Hunt & Reffert | 2023 | 2.79 | 1.38 | 0.55 | 206 | â | â | â | â |
| He et al. | 2022 | 2.40 | 1.86 | â | 251 | -2.028 | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.