22221+5621
- Unique Name: 22221+5621STI2724
- RA: 22 22 06.83
- Dec: +56 21 30.1
- Discoverer: STI
- Discoverer Number: 2724
- Components:
- First year: 1917
- Last year: 2009
- Observations: 4
- First position angle: 160
- Last position angle: 154
- First separation: 6.0
- Last separation: 5.6
- Mag first component: 12.5
- Mag second component: 13.1
- Spectral type:
- Primary proper motion RA: -4
- Primary proper motion DEC: -4
- Secondary proper motion RA: -3
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: