CWNU 490
0.45
UTI
0.55
CN
0.46
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
8.8 [arcmin]
- CN 0.55 Moderately populated
- Cdens 0.46 Loose
- CC3 0.75 High quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 490 is a moderately populated, loose object of high C3 quality. Its parallax locates it at a relatively close distance, above the mid-plane, affected by low extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It is poorly studied in the literature.
Note: This object shares a small percentage of members with a later reported entry. See table with shared members information.
Relatively close
Low extinction
Near-solar metallicity
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 192.759 | -60.665 | 0.503 | -5.45 | -0.987 | 0.934 |
| Hunt & Reffert | 2024 | 192.904 | -60.681 | 0.508 | -5.456 | -1.046 | 5.867 |
| Cavallo et al. | 2024 | 192.982 | -60.835 | 0.507 | â | â | â |
| Hunt & Reffert | 2023 | 192.904 | -60.681 | 0.508 | -5.456 | -1.046 | 5.867 |
| He et al. | 2022 | 192.739 | -60.663 | 0.51 | -5.57 | -0.93 | -9.3 |
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 |
|---|---|---|---|---|---|---|---|---|---|
| Hunt & Reffert | 2024 | â | â | â | â | â | 366* | â | â |
| Cavallo et al. | 2024 | 1.70 | 1.00 | â | 19 | -0.200 | â | â | â |
| Hunt & Reffert | 2023 | 1.83 | 0.92 | 1.78 | 34 | â | â | â | â |
| He et al. | 2022 | 1.74 | 1.62 | â | 32 | -0.419 | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.