20289-2647
- Unique Name: 20289-2647B 487
- RA: 20 28 52.20
- Dec: -26 46 45.4
- Discoverer: B
- Discoverer Number: 487
- Components:
- First year: 1927
- Last year: 1959
- Observations: 2
- First position angle: 4
- Last position angle: 5
- First separation: 1.2
- Last separation: 1.3
- Mag first component: 9.7
- Mag second component: 13.5
- Spectral type: A9V
- Primary proper motion RA: 13
- Primary proper motion DEC: -12
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: -2714830
- Notes: