CWNU 2555
0.55
UTI
0.5
CN
1.0
Cdens
0.75
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
1.2 [arcmin]
- CN 0.5 Moderately populated
- Cdens 1.0 Very dense
- CC3 0.75 High quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
CWNU 2555 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a moderate distance, below 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.
Distant
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 | 334.121 | 55.514 | 0.203 | -3.054 | -2.784 | -96.421 |
| Hunt & Reffert | 2024 | 334.123 | 55.512 | 0.201 | -3.074 | -2.78 | -98.435 |
| Cavallo et al. | 2024 | 334.109 | 55.519 | 0.204 | â | â | â |
| Hunt & Reffert | 2023 | 334.123 | 55.512 | 0.201 | -3.074 | -2.78 | -98.435 |
| He et al. | 2023 | 334.115 | 55.512 | 0.216 | -3.054 | -2.784 | -102.84 |
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 | 697* | â | â |
| Cavallo et al. | 2024 | 4.29 | 2.55 | â | 692 | -0.390 | â | â | â |
| Hunt & Reffert | 2023 | 4.25 | 2.49 | 1.99 | 374 | â | â | â | â |
| He et al. | 2023 | 5.01 | 2.60 | â | 1259 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Silver sample.