21169+4009
- Unique Name: 21169+4009COU1972
- RA: 21 16 59.16
- Dec: +40 09 36.3
- Discoverer: COU
- Discoverer Number: 1972
- Components:
- First year: 1981
- Last year: 1981
- Observations: 1
- First position angle: 70
- Last position angle: 70
- First separation: 0.2
- Last separation: 0.2
- Mag first component: 11.0
- Mag second component: 11.0
- Spectral type:
- Primary proper motion RA: 24
- Primary proper motion DEC: 11
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +39 4505
- Notes: