20577+5849
- Unique Name: 20577+5849A 756AB
- RA: 20 57 40.68
- Dec: +58 49 19.4
- Discoverer: A
- Discoverer Number: 756
- Components: AB
- First year: 1904
- Last year: 2011
- Observations: 35
- First position angle: 221
- Last position angle: 210
- First separation: 0.4
- Last separation: 0.6
- Mag first component: 8.27
- Mag second component: 9.2
- Spectral type: A0
- Primary proper motion RA: 9
- Primary proper motion DEC: 4
- Secondary proper motion RA: 9
- Secondary proper motion DEC: 4
- Durchmusterung: +58 2195
- Notes: