21186+1134
- Unique Name: 21186+1134BU 163AE
- RA: 21 18 34.85
- Dec: +11 34 08.2
- Discoverer: BU
- Discoverer Number: 163
- Components: AE
- First year: 1901
- Last year: 2013
- Observations: 11
- First position angle: 9
- Last position angle: 6
- First separation: 82.4
- Last separation: 88.4
- Mag first component: 7.31
- Mag second component: 12.67
- Spectral type: G0V
- Primary proper motion RA: 36
- Primary proper motion DEC: -49
- Secondary proper motion RA: 4
- Secondary proper motion DEC: 0
- Durchmusterung:
- Notes: N
