20365+5557
- Unique Name: 20365+5557HJ 1556AC
- RA: 20 36 26.51
- Dec: +55 56 41.3
- Discoverer: HJ
- Discoverer Number: 1556
- Components: AC
- First year: 1828
- Last year: 2003
- Observations: 8
- First position angle: 250
- Last position angle: 222
- First separation: 4.0
- Last separation: 6.8
- Mag first component: 11.21
- Mag second component: 12.8
- Spectral type:
- Primary proper motion RA: -8
- Primary proper motion DEC: -7
- Secondary proper motion RA: 9
- Secondary proper motion DEC: 4
- Durchmusterung:
- Notes: