20131+3209
- Unique Name: 20131+3209SEI1008AB
- RA: 20 13 01.20
- Dec: +32 08 34.9
- Discoverer: SEI
- Discoverer Number: 1008
- Components: AB
- First year: 1893
- Last year: 2012
- Observations: 8
- First position angle: 83
- Last position angle: 73
- First separation: 20.6
- Last separation: 20.2
- Mag first component: 10.62
- Mag second component: 10.82
- Spectral type:
- Primary proper motion RA: 21
- Primary proper motion DEC: -18
- Secondary proper motion RA: 10
- Secondary proper motion DEC: 10
- Durchmusterung: +31 3993
- Notes: