20478-2334
- Unique Name: 20478-2334HDO 161AB
- RA: 20 47 44.78
- Dec: -23 33 59.7
- Discoverer: HDO
- Discoverer Number: 161
- Components: AB
- First year: 1919
- Last year: 1999
- Observations: 3
- First position angle: 23
- Last position angle: 19
- First separation: 28.8
- Last separation: 29.7
- Mag first component: 10.99
- Mag second component: 14.0
- Spectral type:
- Primary proper motion RA: 8
- Primary proper motion DEC: -10
- Secondary proper motion RA: 7
- Secondary proper motion DEC: 9
- Durchmusterung: -2416278
- Notes: