20057+3536
- Unique Name: 20057+3536ES 24BC
- RA: 20 05 36.36
- Dec: +35 37 23.4
- Discoverer: ES
- Discoverer Number: 24
- Components: BC
- First year: 1900
- Last year: 2002
- Observations: 5
- First position angle: 245
- Last position angle: 242
- First separation: 11.8
- Last separation: 11.2
- Mag first component: 8.82
- Mag second component: 13.8
- Spectral type: B0.5IVp
- Primary proper motion RA: -4
- Primary proper motion DEC: -7
- Secondary proper motion RA: -6
- Secondary proper motion DEC: -20
- Durchmusterung: +35 3948
- Notes: N
