20039+2351
- Unique Name: 20039+2351COU 520
- RA: 20 03 55.52
- Dec: +23 50 50.2
- Discoverer: COU
- Discoverer Number: 520
- Components:
- First year: 1970
- Last year: 2007
- Observations: 2
- First position angle: 150
- Last position angle: 144
- First separation: 1.2
- Last separation: 1.4
- Mag first component: 7.44
- Mag second component: 13.0
- Spectral type: K0
- Primary proper motion RA: 28
- Primary proper motion DEC: 8
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +23 3885
- Notes: