21050+3559
- Unique Name: 21050+3559SEI1395
- RA: 21 05 02.08
- Dec: +35 59 15.5
- Discoverer: SEI
- Discoverer Number: 1395
- Components:
- First year: 1896
- Last year: 2013
- Observations: 7
- First position angle: 130
- Last position angle: 133
- First separation: 20.0
- Last separation: 21.1
- Mag first component: 10.2
- Mag second component: 10.5
- Spectral type:
- Primary proper motion RA: -5
- Primary proper motion DEC: -10
- Secondary proper motion RA: -6
- Secondary proper motion DEC: -21
- Durchmusterung:
- Notes: