20566+5250
- Unique Name: 20566+5250A 1437
- RA: 20 56 37.79
- Dec: +52 49 36.9
- Discoverer: A
- Discoverer Number: 1437
- Components:
- First year: 1906
- Last year: 1991
- Observations: 9
- First position angle: 326
- Last position angle: 329
- First separation: 0.7
- Last separation: 1.2
- Mag first component: 9.73
- Mag second component: 11.39
- Spectral type: G0
- Primary proper motion RA: 106
- Primary proper motion DEC: 90
- Secondary proper motion RA: 106
- Secondary proper motion DEC: 90
- Durchmusterung: +52 2836
- Notes: