20517-2112
- Unique Name: 20517-2112UC 4310
- RA: 20 51 44.72
- Dec: -21 11 46.1
- Discoverer: UC
- Discoverer Number: 4310
- Components:
- First year: 1998
- Last year: 1999
- Observations: 2
- First position angle: 319
- Last position angle: 319
- First separation: 19.0
- Last separation: 18.9
- Mag first component: 13.6
- Mag second component: 14.8
- Spectral type:
- Primary proper motion RA: 51
- Primary proper motion DEC: -1
- Secondary proper motion RA: 52
- Secondary proper motion DEC: -4
- Durchmusterung:
- Notes: V