20231+3342
- Unique Name: 20231+3342COU1949
- RA: 20 23 05.49
- Dec: +33 42 57.6
- Discoverer: COU
- Discoverer Number: 1949
- Components:
- First year: 1981
- Last year: 2008
- Observations: 5
- First position angle: 57
- Last position angle: 83
- First separation: 0.2
- Last separation: 0.2
- Mag first component: 10.9
- Mag second component: 10.9
- Spectral type: B9
- Primary proper motion RA: -2
- Primary proper motion DEC: -3
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +33 3881
- Notes: