21278+3835
- Unique Name: 21278+3835KU 61AC
- RA: 21 27 49.16
- Dec: +38 34 45.2
- Discoverer: KU
- Discoverer Number: 61
- Components: AC
- First year: 1912
- Last year: 2002
- Observations: 6
- First position angle: 192
- Last position angle: 205
- First separation: 11.9
- Last separation: 13.9
- Mag first component: 10.02
- Mag second component: 13.2
- Spectral type: F8
- Primary proper motion RA: 24
- Primary proper motion DEC: -20
- Secondary proper motion RA: -44
- Secondary proper motion DEC: -38
- Durchmusterung:
- Notes: