20403+0326
- Unique Name: 20403+0326STT 409AB
- RA: 20 40 17.64
- Dec: +03 26 28.5
- Discoverer: STT
- Discoverer Number: 409
- Components: AB
- First year: 1843
- Last year: 2013
- Observations: 20
- First position angle: 84
- Last position angle: 84
- First separation: 16.3
- Last separation: 16.8
- Mag first component: 7.06
- Mag second component: 10.2
- Spectral type: K0
- Primary proper motion RA: 41
- Primary proper motion DEC: 9
- Secondary proper motion RA: 41
- Secondary proper motion DEC: 9
- Durchmusterung: +02 4220
- Notes: