20478-2334
- Unique Name: 20478-2334HDO 161AC
- RA: 20 47 44.78
- Dec: -23 33 59.7
- Discoverer: HDO
- Discoverer Number: 161
- Components: AC
- First year: 1911
- Last year: 1999
- Observations: 6
- First position angle: 244
- Last position angle: 244
- First separation: 37.8
- Last separation: 38.5
- Mag first component: 10.99
- Mag second component: 11.55
- Spectral type:
- Primary proper motion RA: 8
- Primary proper motion DEC: -10
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -20
- Durchmusterung:
- Notes: