20137+4323
- Unique Name: 20137+4323BU 660AB
- RA: 20 13 42.81
- Dec: +43 22 44.4
- Discoverer: BU
- Discoverer Number: 660
- Components: AB
- First year: 1878
- Last year: 1958
- Observations: 11
- First position angle: 318
- Last position angle: 319
- First separation: 9.4
- Last separation: 9.1
- Mag first component: 6.29
- Mag second component: 12.7
- Spectral type: K3III
- Primary proper motion RA: -2
- Primary proper motion DEC: 3
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +42 3642
- Notes: