18211+3917
- Unique Name: 18211+3917COU1459
- RA: 18 21 07.97
- Dec: +39 16 24.7
- Discoverer: COU
- Discoverer Number: 1459
- Components:
- First year: 1976
- Last year: 2008
- Observations: 2
- First position angle: 94
- Last position angle: 86
- First separation: 1.4
- Last separation: 1.5
- Mag first component: 11.0
- Mag second component: 11.5
- Spectral type:
- Primary proper motion RA: -20
- Primary proper motion DEC: 46
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: