20306+5439
- Unique Name: 20306+5439MLR 589
- RA: 20 30 38.84
- Dec: +54 39 07.2
- Discoverer: MLR
- Discoverer Number: 589
- Components:
- First year: 1982
- Last year: 2005
- Observations: 5
- First position angle: 314
- Last position angle: 310
- First separation: 1.7
- Last separation: 1.6
- Mag first component: 10.14
- Mag second component: 11.23
- Spectral type: F5
- Primary proper motion RA: -8
- Primary proper motion DEC: -19
- Secondary proper motion RA: -8
- Secondary proper motion DEC: -19
- Durchmusterung: +54 2365
- Notes: