21118+3211
- Unique Name: 21118+3211SEI1438
- RA: 21 11 47.71
- Dec: +32 11 04.0
- Discoverer: SEI
- Discoverer Number: 1438
- Components:
- First year: 1894
- Last year: 2011
- Observations: 6
- First position angle: 89
- Last position angle: 93
- First separation: 23.9
- Last separation: 22.5
- Mag first component: 9.64
- Mag second component: 11.9
- Spectral type:
- Primary proper motion RA: 8
- Primary proper motion DEC: 12
- Secondary proper motion RA: -3
- Secondary proper motion DEC: -5
- Durchmusterung: +31 4370
- Notes: