20478+0818
- Unique Name: 20478+0818UC 4291
- RA: 20 47 48.48
- Dec: +08 18 02.6
- Discoverer: UC
- Discoverer Number: 4291
- Components:
- First year: 2000
- Last year: 2000
- Observations: 2
- First position angle: 8
- Last position angle: 8
- First separation: 46.3
- Last separation: 46.4
- Mag first component: 10.89
- Mag second component: 14.77
- Spectral type:
- Primary proper motion RA: 54
- Primary proper motion DEC: -8
- Secondary proper motion RA: 67
- Secondary proper motion DEC: 3
- Durchmusterung:
- Notes: V
