20104+5839
- Unique Name: 20104+5839FOX 249
- RA: 20 10 20.95
- Dec: +58 38 37.7
- Discoverer: FOX
- Discoverer Number: 249
- Components:
- First year: 1904
- Last year: 2009
- Observations: 8
- First position angle: 107
- Last position angle: 105
- First separation: 6.5
- Last separation: 6.4
- Mag first component: 10.62
- Mag second component: 10.74
- Spectral type:
- Primary proper motion RA: 15
- Primary proper motion DEC: 7
- Secondary proper motion RA: 15
- Secondary proper motion DEC: 2
- Durchmusterung: +58 2065
- Notes: