CWNU 1789
0.38
UTI
0.0
CN
0.65
Cdens
0.62
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
2.3 [arcmin]
- CN 0.0 Sparse
- Cdens 0.65 Moderately dense
- CC3 0.62 Intermediate quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 1789 is a sparse, moderately dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, above 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.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 114.403 | -18.655 | 0.246 | -1.311 | 0.381 | 63.151 |
| Hu & Soubiran | 2025 | 114.415 | -18.678 | â | â | â | â |
| Hunt & Reffert | 2024 | 114.405 | -18.685 | 0.264 | -1.304 | 0.356 | 61.481 |
| Cavallo et al. | 2024 | 114.414 | -18.678 | 0.26 | â | â | â |
| Hunt & Reffert | 2023 | 114.405 | -18.685 | 0.264 | -1.304 | 0.356 | 61.481 |
| He et al. | 2023 | 114.409 | -18.663 | 0.246 | -1.3 | 0.376 | 63.15 |
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] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 3.39 | 2.45 | 0.68 | 447 | -0.135 | 396 | â | â |
| Hu & Soubiran | 2025 | â | â | â | â | -0.180(5) | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 396(1) | â | â |
| Cavallo et al. | 2024 | 3.08 | 2.45 | â | 513 | -0.090 | â | â | â |
| Hunt & Reffert | 2023 | 3.39 | 2.19 | 0.68 | 311 | â | â | â | â |
| He et al. | 2023 | 3.63 | 2.60 | â | 447 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Cavallo et al. (2024)
Gold sample.