CWNU 2540
0.38
UTI
0.42
CN
1.0
Cdens
0.5
CC3
0.0
Clit
1.0
Cdup
Radius (P>50% members)
3.8 [arcmin]
- CN 0.42 Poorly populated
- Cdens 1.0 Very dense
- CC3 0.5 Intermediate quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
Overview
CWNU 2540 is a poorly populated, very dense object of intermediate C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by high extinction. It is catalogued as a very young cluster (see Parameters). It was recently reported in the literature.
Relatively close
High extinction
Very young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 278.783 | -8.095 | 0.435 | -0.106 | -1.308 | â |
| Hunt & Reffert | 2024 | 278.78 | -8.104 | 0.421 | -0.08 | -1.286 | â |
| Hunt & Reffert | 2023 | 278.78 | -8.104 | 0.421 | -0.08 | -1.286 | â |
| He et al. | 2023 | 278.784 | -8.089 | 0.442 | -0.131 | -1.308 | 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 | 241* | â | â |
| Hunt & Reffert | 2023 | 2.15 | 3.14 | 2.05 | 19 | â | â | â | â |
| He et al. | 2023 | 1.86 | 3.30 | â | 18 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
