PHOC 19
0.58
UTI
0.79
CN
1.0
Cdens
1.0
CC3
0.06
Clit
1.0
Cdup
Nm (P>50%)
196
Core radius and density
1.6 [pc], 8.2 [pc-2]
- CN 0.79 Rich
- Cdens 1.0 Very dense
- CC3 1.0 Very high quality
- Clit 0.06 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
PHOC 19 is a rich, very dense object of very high C3 quality. Its parallax locates it at a moderate distance, near the mid-plane, affected by moderate extinction. It is catalogued as a massive, metal-rich, young cluster (see Parameters). It is rarely studied in the literature.
Note: This object shares a moderate percentage of members with a later reported entry. See table with shared members information.
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | 99999â | 246.306 | -49.741 | 0.362 | -1.381 | -3.134 | -41.167 |
| Hunt & Reffert | 2024 | 246.298 | -49.74 | 0.362 | -1.404 | -3.116 | -36.384 |
| Cavallo et al. | 2024 | 246.309 | -49.737 | 0.361 | â | â | â |
| Hunt & Reffert | 2023 | 246.298 | -49.74 | 0.362 | -1.404 | -3.116 | -36.384 |
| Hunt & Reffert | 2021 | 246.293 | -49.742 | 0.355 | -1.324 | -3.091 | 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] | Bfrac | BSS |
|---|---|---|---|---|---|---|---|---|---|
| UCC | 99999â | 2.49 | 2.99 | 2.24 | 41 | 0.850 | 1905 | â | â |
| Hunt & Reffert | 2024 | 2.49 | 2.99 | 2.24 | 41 | â | 1905(1) | â | â |
| Cavallo et al. | 2024 | 2.51 | 2.69 | â | 117 | 0.850 | â | â | â |
| Hunt & Reffert | 2023 | 2.49 | 2.99 | 2.24 | 41 | 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 G52, along with Theia_1886 and CWNU_2464.
Cavallo et al. (2024)
Gold sample.
Hunt & Reffert (2024)
Classified as open cluster. CMD classes: 0.98 (50th percentile), true positive (human-assigned).
Hunt & Reffert (2023)
Classified as open cluster. CMD classes: 0.98 (50th percentile), true positive (human-assigned).