11166+4215
- Unique Name: 11166+4215HJ 2564
- RA: 11 16 38.95
- Dec: +42 14 35.8
- Discoverer: HJ
- Discoverer Number: 2564
- Components:
- First year: 1830
- Last year: 2008
- Observations: 11
- First position angle: 129
- Last position angle: 134
- First separation: 20.0
- Last separation: 32.1
- Mag first component: 9.48
- Mag second component: 11.37
- Spectral type: K2
- Primary proper motion RA: 14
- Primary proper motion DEC: -3
- Secondary proper motion RA: -10
- Secondary proper motion DEC: -25
- Durchmusterung: +43 2099
- Notes: L
