21105+3738
- Unique Name: 21105+3738SEI1430
- RA: 21 10 28.54
- Dec: +37 37 51.4
- Discoverer: SEI
- Discoverer Number: 1430
- Components:
- First year: 1895
- Last year: 2011
- Observations: 6
- First position angle: 126
- Last position angle: 132
- First separation: 19.7
- Last separation: 18.7
- Mag first component: 11.0
- Mag second component: 11.0
- Spectral type:
- Primary proper motion RA: 14
- Primary proper motion DEC: 8
- Secondary proper motion RA: 0
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: