20058+3556
- Unique Name: 20058+3556ABH 129AI
- RA: 20 05 50.41
- Dec: +35 57 18.6
- Discoverer: ABH
- Discoverer Number: 129
- Components: AI
- First year: 1987
- Last year: 2002
- Observations: 3
- First position angle: 101
- Last position angle: 100
- First separation: 35.2
- Last separation: 34.8
- Mag first component: 10.75
- Mag second component: 14.4
- Spectral type: B1Vn
- Primary proper motion RA: 6
- Primary proper motion DEC: -43
- Secondary proper motion RA: -7
- Secondary proper motion DEC: 0
- Durchmusterung:
- Notes: U
