CWNU 2028
0.27
UTI
0.0
CN
0.61
Cdens
0.25
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
3.1 [arcmin]
- CN 0.0 Sparse
- Cdens 0.61 Moderately dense
- CC3 0.25 Low quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2028 is a sparse, moderately dense object of low C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a near-solar metallicity, very young cluster, but with a large variance across recent sources for the age parameter (see Parameters). It was recently reported in the literature.
Relatively close
High extinction
Near-solar metallicity
Very young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 240.503 | -54.039 | 0.336 | -3.24 | -4.181 | -29.297 |
| Hunt & Reffert | 2024 | 240.525 | -54.018 | 0.327 | -3.213 | -4.165 | 32.389 |
| Cavallo et al. | 2024 | 240.593 | -53.932 | 0.329 | â | â | â |
| Hunt & Reffert | 2023 | 240.525 | -54.018 | 0.327 | -3.213 | -4.165 | 32.389 |
| He et al. | 2023 | 240.508 | -54.022 | 0.333 | -3.249 | -4.183 | â |
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 | 471* | â | â |
| Cavallo et al. | 2024 | 2.38 | 3.16 | â | 126 | -0.430 | â | â | â |
| Hunt & Reffert | 2023 | 2.71 | 3.20 | 2.81 | 18 | â | â | â | â |
| He et al. | 2023 | 3.55 | 3.90 | â | 3 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Silver sample.