20290+6640
- Unique Name: 20290+6640MLR 66
- RA: 20 29 02.46
- Dec: +66 42 01.4
- Discoverer: MLR
- Discoverer Number: 66
- Components:
- First year: 1970
- Last year: 2005
- Observations: 16
- First position angle: 110
- Last position angle: 111
- First separation: 4.0
- Last separation: 2.6
- Mag first component: 11.37
- Mag second component: 11.46
- Spectral type:
- Primary proper motion RA: -11
- Primary proper motion DEC: 14
- Secondary proper motion RA: 0
- Secondary proper motion DEC: 0
- Durchmusterung: +66 1300
- Notes: