04220+3956
- Unique Name: 04220+3956BU 310
- RA: 04 22 00.26
- Dec: +39 56 03.3
- Discoverer: BU
- Discoverer Number: 310
- Components:
- First year: 1874
- Last year: 2002
- Observations: 9
- First position angle: 180
- Last position angle: 173
- First separation: 10.0
- Last separation: 18.7
- Mag first component: 7.1
- Mag second component: 12.62
- Spectral type: F8
- Primary proper motion RA: -23
- Primary proper motion DEC: -117
- Secondary proper motion RA: -24
- Secondary proper motion DEC: -134
- Durchmusterung: +39 980
- Notes: