20122+4536
- Unique Name: 20122+4536ES 501
- RA: 20 12 14.52
- Dec: +45 36 18.3
- Discoverer: ES
- Discoverer Number: 501
- Components:
- First year: 1907
- Last year: 1991
- Observations: 5
- First position angle: 125
- Last position angle: 129
- First separation: 1.3
- Last separation: 1.6
- Mag first component: 10.32
- Mag second component: 11.62
- Spectral type: A
- Primary proper motion RA: -2
- Primary proper motion DEC: -1
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -1
- Durchmusterung: +45 3093
- Notes: