20551+3523
- Unique Name: 20551+3523SEI1310
- RA: 20 55 06.45
- Dec: +35 22 38.1
- Discoverer: SEI
- Discoverer Number: 1310
- Components:
- First year: 1896
- Last year: 2002
- Observations: 9
- First position angle: 279
- Last position angle: 281
- First separation: 29.7
- Last separation: 29.5
- Mag first component: 10.28
- Mag second component: 11.66
- Spectral type: B5III
- Primary proper motion RA: -5
- Primary proper motion DEC: -5
- Secondary proper motion RA: 6
- Secondary proper motion DEC: 6
- Durchmusterung: +34 4206
- Notes: