Patchick 89
(DSH J1959.5+4918; DC 6)
0.65
UTI
0.73
CN
1.0
Cdens
0.75
CC3
0.38
Clit
1.0
Cdup
Radius (P>50% members)
1.5 [arcmin]
- CN 0.73 Moderately populated
- Cdens 1.0 Very dense
- CC3 0.75 High quality
- Clit 0.38 Poorly studied
- Cdup 1.0 Unique
Overview
Patchick 89 is a moderately populated, very dense object of high C3 quality. Its parallax locates it at a large distance, well above the mid-plane, affected by low extinction. It is catalogued as a metal-poor, old cluster (see Parameters). It is poorly studied in the literature.
Very distant
Low extinction
Metal-poor
Old
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 299.882 | 49.314 | 0.131 | -2.996 | -2.303 | -53.154 |
| Hunt & Reffert | 2024 | 299.886 | 49.313 | 0.101 | -3.018 | -2.325 | -53.136 |
| Cavallo et al. | 2024 | 299.891 | 49.304 | 0.114 | â | â | â |
| Hunt & Reffert | 2023 | 299.886 | 49.313 | 0.101 | -3.018 | -2.325 | -53.136 |
| Bica et al. | 2019 | 299.882 | 49.31 | â | â | â | â |
| Kronberger et al. | 2006 | 299.887 | 49.312 | â | â | â | â |
| Dias et al. | 2002 | 299.887 | 49.314 | â | 4.55 | -5.38 | 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 | 180* | â | â |
| Cavallo et al. | 2024 | 6.52 | 0.87 | â | 4467 | -0.810 | â | â | â |
| Hunt & Reffert | 2023 | 8.41 | 0.80 | 1.87 | 570 | â | â | â | â |
| Dias et al. | 2002 | 1.84 | 1.02 | â | 2239 | â | â | â | â |
(*): Indicates that this parameter is assigned more than one value in the corresponding reference.
Cavallo et al. (2024)
Silver sample.