CWNU 1409
0.40
UTI
0.46
CN
0.77
Cdens
0.75
CC3
0.0
Clit
1.0
Cdup
Stellar density (N50/rad)
3.9 [N/pc2]
- CN 0.46 Poorly populated
- Cdens 0.77 Dense
- CC3 0.75 High quality
- Clit 0.0 Rarely studied
- Cdup 1.0 Unique
đĨ Members
đ Colab
đŦ Bayestar19
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
MOCA
đ CDS
đ Simbad
đ CDS (Îą, δ)
đ Simbad (Îą, δ)
Overview
CWNU 1409 is a poorly populated, dense object of high C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by high extinction. It is catalogued as a near-solar metallicity, young cluster (see Parameters). It was recently reported in the literature.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 271.915 | -18.46 | 0.557 | 0.213 | -1.183 | -4.226 |
| Hunt & Reffert | 2024 | 272.029 | -18.562 | 0.519 | 0.341 | -1.092 | -8.707 |
| Cavallo et al. | 2024 | 271.994 | -18.516 | 0.522 | â | â | â |
| Hunt & Reffert | 2023 | 272.029 | -18.562 | 0.519 | 0.341 | -1.092 | -8.707 |
| He et al. | 2023 | 271.906 | -18.385 | 0.562 | 0.17 | -1.202 | -17.77 |
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] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 1.81 | 3.14 | 2.83 | 32 | 0.380 | 893 | â | â |
| Hunt & Reffert | 2024 | â | â | â | â | â | 893(1) | â | â |
| Cavallo et al. | 2024 | 1.91 | 3.12 | â | 50 | 0.380 | â | â | â |
| Hunt & Reffert | 2023 | 1.81 | 3.14 | 2.83 | 32 | â | â | â | â |
| He et al. | 2023 | 1.78 | 4.05 | â | 9 | â | â | â | â |
(N): Indicates that there are N extra values assigned to this parameter in the corresponding reference.
Palma et al. (2025)
Part of multiple system G49, along with Theia_2045, OC_0018 and CWNU_2188.
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as open cluster. CMD class: 0.36 (50th percentile).