21553+3239
- Unique Name: 21553+3239OSO 162AC
- RA: 21 55 16.14
- Dec: +32 38 41.2
- Discoverer: OSO
- Discoverer Number: 162
- Components: AC
- First year: 1994
- Last year: 2000
- Observations: 4
- First position angle: 133
- Last position angle: 143
- First separation: 23.8
- Last separation: 21.6
- Mag first component: 11.03
- Mag second component: 17.53
- Spectral type: F
- Primary proper motion RA: 762
- Primary proper motion DEC: 130
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: N
