22539+1820
- Unique Name: 22539+1820B 2904AC
- RA: 22 53 58.48
- Dec: +18 20 10.1
- Discoverer: B
- Discoverer Number: 2904
- Components: AC
- First year: 1895
- Last year: 2001
- Observations: 4
- First position angle: 76
- Last position angle: 80
- First separation: 40.6
- Last separation: 37.1
- Mag first component: 11.96
- Mag second component: 13.7
- Spectral type:
- Primary proper motion RA: 36
- Primary proper motion DEC: 10
- Secondary proper motion RA: 6
- Secondary proper motion DEC: -28
- Durchmusterung:
- Notes: