20117+3720
- Unique Name: 20117+3720SEI 982
- RA: 20 11 42.78
- Dec: +37 20 11.5
- Discoverer: SEI
- Discoverer Number: 982
- Components:
- First year: 1896
- Last year: 2011
- Observations: 7
- First position angle: 64
- Last position angle: 63
- First separation: 19.0
- Last separation: 19.6
- Mag first component: 11.78
- Mag second component: 12.47
- Spectral type: em
- Primary proper motion RA: -3
- Primary proper motion DEC: -13
- Secondary proper motion RA: 2
- Secondary proper motion DEC: -6
- Durchmusterung:
- Notes: