CWNU 1664
0.58
UTI
0.39
CN
1.0
Cdens
1.0
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
1.1 [arcmin]
- CN 0.39 Poorly populated
- Cdens 1.0 Very dense
- CC3 1.0 Very high quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 1664 is a poorly populated, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by very high extinction. It is catalogued as a massive, near-solar metallicity, intermediate-age cluster (see Parameters). It was recently reported in the literature.
Distant
Very high extinction
Massive
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 | 271.856 | -21.669 | 0.287 | -1.238 | -2.639 | -7.305 |
| Hunt & Reffert | 2024 | 271.86 | -21.67 | 0.276 | -1.217 | -2.614 | 33.084 |
| Cavallo et al. | 2024 | 271.861 | -21.664 | 0.278 | â | â | â |
| Hunt & Reffert | 2023 | 271.86 | -21.67 | 0.276 | -1.217 | -2.614 | 33.084 |
| He et al. | 2023 | 271.857 | -21.659 | 0.287 | -1.232 | -2.641 | -7.91 |
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 | 1758* | â | â |
| Cavallo et al. | 2024 | 2.70 | 4.75 | â | 234 | 0.270 | â | â | â |
| Hunt & Reffert | 2023 | 3.06 | 5.21 | 2.55 | 51 | â | â | â | â |
| He et al. | 2023 | 3.02 | 5.45 | â | 141 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.