OC 0143
0.45
UTI
0.25
CN
1.0
Cdens
0.5
CC3
0.25
Clit
1.0
Cdup
Radius (P>50% members)
2.8 [arcmin]
- CN 0.25 Poorly populated
- Cdens 1.0 Very dense
- CC3 0.5 Intermediate quality
- Clit 0.25 Poorly studied
- Cdup 1.0 Unique
Overview
OC 0143 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 near-solar metallicity, intermediate-age cluster (see Parameters). It is poorly studied in the literature.
Relatively close
High 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 | 319.677 | 49.075 | 0.389 | -3.619 | -4.181 | -52.416 |
| Hunt & Reffert | 2024 | 319.712 | 49.067 | 0.377 | -3.602 | -4.177 | -40.679 |
| Cavallo et al. | 2024 | 319.672 | 49.073 | 0.384 | â | â | â |
| Hunt & Reffert | 2023 | 319.712 | 49.067 | 0.377 | -3.602 | -4.177 | -40.679 |
| Hao et al. | 2022 | 319.655 | 49.082 | 0.409 | -3.672 | -4.161 | -51.935 |
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 | 538* | â | â |
| Cavallo et al. | 2024 | 2.91 | 3.42 | â | 240 | 0.180 | â | â | â |
| Hunt & Reffert | 2023 | 2.43 | 3.33 | 2.18 | 185 | â | â | â | â |
| Hao et al. | 2022 | â | 1.46 | â | 251 | 0.498 | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Gold sample.