21069+4256
- Unique Name: 21069+4256ES 1580
- RA: 21 06 54.32
- Dec: +42 55 55.0
- Discoverer: ES
- Discoverer Number: 1580
- Components:
- First year: 1895
- Last year: 2002
- Observations: 8
- First position angle: 89
- Last position angle: 89
- First separation: 3.5
- Last separation: 3.8
- Mag first component: 10.52
- Mag second component: 11.01
- Spectral type:
- Primary proper motion RA: -12
- Primary proper motion DEC: -3
- Secondary proper motion RA: 6
- Secondary proper motion DEC: -1
- Durchmusterung: +42 3974
- Notes: