17589+2620
- Unique Name: 17589+2620COU 808
- RA: 17 58 51.90
- Dec: +26 19 38.9
- Discoverer: COU
- Discoverer Number: 808
- Components:
- First year: 1972
- Last year: 2007
- Observations: 2
- First position angle: 150
- Last position angle: 155
- First separation: 0.8
- Last separation: 1.0
- Mag first component: 9.3
- Mag second component: 11.4
- Spectral type: F8
- Primary proper motion RA: -1
- Primary proper motion DEC: -26
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +26 3140
- Notes: