21399+3941
- Unique Name: 21399+3941A 1446
- RA: 21 39 54.31
- Dec: +39 40 44.1
- Discoverer: A
- Discoverer Number: 1446
- Components:
- First year: 1906
- Last year: 2002
- Observations: 12
- First position angle: 43
- Last position angle: 38
- First separation: 1.1
- Last separation: 1.3
- Mag first component: 10.73
- Mag second component: 11.33
- Spectral type:
- Primary proper motion RA: -3
- Primary proper motion DEC: -9
- Secondary proper motion RA: -3
- Secondary proper motion DEC: -9
- Durchmusterung: +39 4631
- Notes: