20090+4252
- Unique Name: 20090+4252OSO 118AB
- RA: 20 09 01.41
- Dec: +42 51 54.9
- Discoverer: OSO
- Discoverer Number: 118
- Components: AB
- First year: 1994
- Last year: 1998
- Observations: 2
- First position angle: 144
- Last position angle: 150
- First separation: 11.8
- Last separation: 12.2
- Mag first component: 10.11
- Mag second component: 17.6
- Spectral type:
- Primary proper motion RA: 119
- Primary proper motion DEC: 341
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +42 3607
- Notes: N
