22540+5604
- Unique Name: 22540+5604STI2891AB
- RA: 22 54 01.20
- Dec: +56 04 07.5
- Discoverer: STI
- Discoverer Number: 2891
- Components: AB
- First year: 1917
- Last year: 2010
- Observations: 5
- First position angle: 94
- Last position angle: 101
- First separation: 8.7
- Last separation: 8.0
- Mag first component: 11.5
- Mag second component: 12.3
- Spectral type:
- Primary proper motion RA: -1
- Primary proper motion DEC: -1
- Secondary proper motion RA: 2
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: