21398+3749
- Unique Name: 21398+3749A 1444
- RA: 21 39 48.73
- Dec: +37 49 25.1
- Discoverer: A
- Discoverer Number: 1444
- Components:
- First year: 1906
- Last year: 1999
- Observations: 23
- First position angle: 98
- Last position angle: 86
- First separation: 1.1
- Last separation: 1.0
- Mag first component: 10.5
- Mag second component: 10.74
- Spectral type: F8
- Primary proper motion RA: -1
- Primary proper motion DEC: 7
- Secondary proper motion RA: -1
- Secondary proper motion DEC: 7
- Durchmusterung: +37 4388
- Notes: