21237+1931
- Unique Name: 21237+1931COU 429
- RA: 21 23 40.90
- Dec: +19 31 21.0
- Discoverer: COU
- Discoverer Number: 429
- Components:
- First year: 1969
- Last year: 2000
- Observations: 2
- First position angle: 158
- Last position angle: 161
- First separation: 1.0
- Last separation: 1.5
- Mag first component: 10.2
- Mag second component: 13.7
- Spectral type: F8
- Primary proper motion RA: 13
- Primary proper motion DEC: -10
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +18 4777
- Notes: