20099+3951
- Unique Name: 20099+3951ALI1135
- RA: 20 09 48.42
- Dec: +39 50 35.3
- Discoverer: ALI
- Discoverer Number: 1135
- Components:
- First year: 1892
- Last year: 2002
- Observations: 4
- First position angle: 194
- Last position angle: 199
- First separation: 11.4
- Last separation: 12.9
- Mag first component: 11.59
- Mag second component: 11.9
- Spectral type:
- Primary proper motion RA: 1
- Primary proper motion DEC: -7
- Secondary proper motion RA: -17
- Secondary proper motion DEC: -19
- Durchmusterung:
- Notes: