20391+3717
- Unique Name: 20391+3717SEI1207
- RA: 20 39 05.25
- Dec: +37 16 58.8
- Discoverer: SEI
- Discoverer Number: 1207
- Components:
- First year: 1896
- Last year: 2002
- Observations: 7
- First position angle: 124
- Last position angle: 121
- First separation: 25.6
- Last separation: 26.9
- Mag first component: 11.94
- Mag second component: 12.4
- Spectral type:
- Primary proper motion RA: 7
- Primary proper motion DEC: -4
- Secondary proper motion RA: 23
- Secondary proper motion DEC: 1
- Durchmusterung:
- Notes: