22109+2717
- Unique Name: 22109+2717COU 538
- RA: 22 10 53.81
- Dec: +27 17 22.2
- Discoverer: COU
- Discoverer Number: 538
- Components:
- First year: 1970
- Last year: 1992
- Observations: 10
- First position angle: 112
- Last position angle: 112
- First separation: 0.1
- Last separation: 0.1
- Mag first component: 10.8
- Mag second component: 10.8
- Spectral type: A2
- Primary proper motion RA: 1
- Primary proper motion DEC: 2
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +26 4360
- Notes: