21196+3948
- Unique Name: 21196+3948SEI1504AC
- RA: 21 19 38.98
- Dec: +39 48 51.9
- Discoverer: SEI
- Discoverer Number: 1504
- Components: AC
- First year: 1895
- Last year: 1999
- Observations: 7
- First position angle: 67
- Last position angle: 66
- First separation: 23.4
- Last separation: 22.4
- Mag first component: 11.18
- Mag second component: 10.16
- Spectral type: F2III
- Primary proper motion RA: 1
- Primary proper motion DEC: -3
- Secondary proper motion RA: -8
- Secondary proper motion DEC: -10
- Durchmusterung:
- Notes: N
