20478+2519
- Unique Name: 20478+2519DAM 514DH
- RA: 20 47 39.45
- Dec: +25 18 00.5
- Discoverer: DAM
- Discoverer Number: 514
- Components: DH
- First year: 1999
- Last year: 2001
- Observations: 2
- First position angle: 126
- Last position angle: 126
- First separation: 11.9
- Last separation: 12.0
- Mag first component: 10.78
- Mag second component: 13.6
- Spectral type:
- Primary proper motion RA: 1
- Primary proper motion DEC: 4
- Secondary proper motion RA: 1
- Secondary proper motion DEC: -15
- Durchmusterung:
- Notes: