20486+5029
- Unique Name: 20486+5029BU 366AB
- RA: 20 48 34.14
- Dec: +50 29 27.9
- Discoverer: BU
- Discoverer Number: 366
- Components: AB
- First year: 1875
- Last year: 2010
- Observations: 33
- First position angle: 140
- Last position angle: 130
- First separation: 1.5
- Last separation: 1.5
- Mag first component: 8.7
- Mag second component: 8.93
- Spectral type: A0
- Primary proper motion RA: 3
- Primary proper motion DEC: 7
- Secondary proper motion RA: 3
- Secondary proper motion DEC: 7
- Durchmusterung: +49 3380
- Notes: