20472+3422
- Unique Name: 20472+3422BU 677AB
- RA: 20 47 10.72
- Dec: +34 22 26.8
- Discoverer: BU
- Discoverer Number: 677
- Components: AB
- First year: 1877
- Last year: 2012
- Observations: 16
- First position angle: 121
- Last position angle: 120
- First separation: 10.0
- Last separation: 8.1
- Mag first component: 4.94
- Mag second component: 10.03
- Spectral type: K3III
- Primary proper motion RA: 48
- Primary proper motion DEC: 6
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +33 4028
- Notes: N
