02181+5731
- Unique Name: 02181+5731BU 1170AE
- RA: 02 18 04.58
- Dec: +57 30 58.7
- Discoverer: BU
- Discoverer Number: 1170
- Components: AE
- First year: 1880
- Last year: 2003
- Observations: 7
- First position angle: 11
- Last position angle: 12
- First separation: 206.7
- Last separation: 207.5
- Mag first component: 6.11
- Mag second component: 12.39
- Spectral type: G7III
- Primary proper motion RA: -13
- Primary proper motion DEC: -2
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -1
- Durchmusterung: +56 486
- Notes: N
