20396+2143
- Unique Name: 20396+2143STF2709
- RA: 20 39 34.28
- Dec: +21 43 16.8
- Discoverer: STF
- Discoverer Number: 2709
- Components:
- First year: 1830
- Last year: 2011
- Observations: 30
- First position angle: 315
- Last position angle: 297
- First separation: 9.2
- Last separation: 10.1
- Mag first component: 8.84
- Mag second component: 10.54
- Spectral type: K3III
- Primary proper motion RA: 13
- Primary proper motion DEC: 12
- Secondary proper motion RA: 3
- Secondary proper motion DEC: 2
- Durchmusterung: +21 4307
- Notes: D
