20021+3308
- Unique Name: 20021+3308SEI 797
- RA: 20 02 01.60
- Dec: +33 08 00.6
- Discoverer: SEI
- Discoverer Number: 797
- Components:
- First year: 1893
- Last year: 2002
- Observations: 8
- First position angle: 88
- Last position angle: 86
- First separation: 24.8
- Last separation: 25.7
- Mag first component: 10.53
- Mag second component: 11.0
- Spectral type: A5
- Primary proper motion RA: -10
- Primary proper motion DEC: -7
- Secondary proper motion RA: -6
- Secondary proper motion DEC: -3
- Durchmusterung: +32 3681
- Notes: