21483-3742
- Unique Name: 21483-3742B 538
- RA: 21 48 17.40
- Dec: -37 41 31.9
- Discoverer: B
- Discoverer Number: 538
- Components:
- First year: 1927
- Last year: 1991
- Observations: 14
- First position angle: 234
- Last position angle: 217
- First separation: 2.1
- Last separation: 1.9
- Mag first component: 9.82
- Mag second component: 10.16
- Spectral type: K1V
- Primary proper motion RA: -17
- Primary proper motion DEC: -41
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -3814735
- Notes: N
