21104+3705
- Unique Name: 21104+3705SEI1427
- RA: 21 10 22.74
- Dec: +37 05 03.9
- Discoverer: SEI
- Discoverer Number: 1427
- Components:
- First year: 1896
- Last year: 2002
- Observations: 4
- First position angle: 163
- Last position angle: 164
- First separation: 25.8
- Last separation: 25.3
- Mag first component: 11.31
- Mag second component: 13.12
- Spectral type:
- Primary proper motion RA: -7
- Primary proper motion DEC: -11
- Secondary proper motion RA: -11
- Secondary proper motion DEC: -6
- Durchmusterung:
- Notes: