Dolidze 20
(MWSC 548)
0.40
UTI
0.0
CN
1.0
Cdens
0.25
CC3
0.38
Clit
1.0
Cdup
Radius (P>50% members)
3.1 [arcmin]
- CN 0.0 Sparse
- Cdens 1.0 Very dense
- CC3 0.25 Low quality
- Clit 0.38 Poorly studied
- Cdup 1.0 Unique
Overview
Dolidze 20 is a sparse, very dense object of low C3 quality. Its parallax locates it at a relatively close distance, near the mid-plane, affected by low extinction. It is catalogued as a low-mass, young cluster (see Parameters). It is poorly studied in the literature.
Close
Low extinction
Low mass
Young
Data
| Reference | Year | RA [deg] | DEC [deg] | Plx [mas] | pmRA [mas/yr] | pmDE [mas/yr] | Rv [km/s] |
|---|---|---|---|---|---|---|---|
| UCC | â | 82.002 | 33.783 | 0.918 | -0.006 | -3.397 | -53.249 |
| Just et al. | 2023 | 81.928 | 33.786 | â | â | â | â |
| Loktin & Popova | 2017 | 81.93 | 33.786 | â | 0.565 | -1.36 | â |
| Kharchenko et al. | 2016 | 81.928 | 33.786 | â | â | â | â |
| Dias et al. | 2014 | 81.954 | 33.793 | â | 0.6 | -3.03 | â |
| Kharchenko et al. | 2013 | 81.937 | 33.785 | â | 1.18 | -3.77 | â |
| Kharchenko et al. | 2012 | 81.93 | 33.78 | â | 1.22 | -3.66 | 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 |
|---|---|---|---|---|---|---|---|---|---|
| Just et al. | 2023 | â | â | â | 25 | â | 9 | â | â |
| Loktin & Popova | 2017 | 3.77 | 1.20 | â | 427 | â | â | â | â |
| Kharchenko et al. | 2016 | 0.80 | 0.90 | â | 25 | â | â | â | â |
| Kharchenko et al. | 2013 | 0.80 | 0.90 | â | 25 | â | â | â | â |
| Kharchenko et al. | 2012 | 0.90 | 0.93 | â | 20 | â | â | â | â |
