20017+5238
- Unique Name: 20017+5238TDT1921
- RA: 20 01 41.47
- Dec: +52 37 45.4
- Discoverer: TDT
- Discoverer Number: 1921
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 121
- Last position angle: 121
- First separation: 0.4
- Last separation: 0.4
- Mag first component: 10.35
- Mag second component: 10.36
- Spectral type:
- Primary proper motion RA: 2
- Primary proper motion DEC: 0
- Secondary proper motion RA: 2
- Secondary proper motion DEC: 0
- Durchmusterung:
- Notes: