20477-8406
- Unique Name: 20477-8406UC 4289
- RA: 20 47 42.26
- Dec: -84 05 55.7
- Discoverer: UC
- Discoverer Number: 4289
- Components:
- First year: 1998
- Last year: 2000
- Observations: 2
- First position angle: 72
- Last position angle: 72
- First separation: 11.3
- Last separation: 11.3
- Mag first component: 11.5
- Mag second component: 14.0
- Spectral type:
- Primary proper motion RA: 18
- Primary proper motion DEC: -59
- Secondary proper motion RA: 23
- Secondary proper motion DEC: -56
- Durchmusterung:
- Notes: V