21264+3909
- Unique Name: 21264+3909A 1442
- RA: 21 26 24.27
- Dec: +39 08 39.1
- Discoverer: A
- Discoverer Number: 1442
- Components:
- First year: 1906
- Last year: 1991
- Observations: 7
- First position angle: 271
- Last position angle: 273
- First separation: 1.0
- Last separation: 1.2
- Mag first component: 9.41
- Mag second component: 10.98
- Spectral type: A2
- Primary proper motion RA: 4
- Primary proper motion DEC: -3
- Secondary proper motion RA: 4
- Secondary proper motion DEC: -3
- Durchmusterung: +38 4497
- Notes: