CWNU 1777
0.40
UTI
0.29
CN
0.73
Cdens
0.38
CC3
0.31
Clit
1.0
Cdup
Radius (P>50% members)
4.3 [arcmin]
- CN 0.29 Poorly populated
- Cdens 0.73 Moderately dense
- CC3 0.38 Low quality
- Clit 0.31 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 1777 is a poorly populated, moderately dense object of low C3 quality. Its parallax locates it at a moderate 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 | 243.92 | -50.413 | 0.443 | -2.33 | -3.921 | -81.51 |
| Hu & Soubiran | 2025 | 243.921 | -50.396 | â | â | â | â |
| Hunt & Reffert | 2024 | 243.892 | -50.37 | 0.439 | -2.336 | -3.925 | -81.173 |
| Cavallo et al. | 2024 | 243.921 | -50.396 | 0.436 | â | â | â |
| Hunt & Reffert | 2023 | 243.892 | -50.37 | 0.439 | -2.336 | -3.925 | -81.173 |
| He et al. | 2023 | 243.947 | -50.42 | 0.432 | -2.32 | -3.921 | -81.51 |
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 | -0.130* | â | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 361* | â | â |
| Cavallo et al. | 2024 | 2.32 | 2.63 | â | 977 | 0.140 | â | â | â |
| Hunt & Reffert | 2023 | 2.08 | 2.41 | 1.85 | 551 | â | â | â | â |
| He et al. | 2023 | 2.51 | 3.15 | â | 631 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.