20019+4052
- Unique Name: 20019+4052STTA196AB
- RA: 20 01 51.46
- Dec: +40 51 31.7
- Discoverer: STT
- Discoverer Number: 0
- Components: AB
- First year: 1873
- Last year: 2008
- Observations: 23
- First position angle: 167
- Last position angle: 169
- First separation: 55.7
- Last separation: 53.8
- Mag first component: 7.31
- Mag second component: 9.26
- Spectral type: A0
- Primary proper motion RA: 20
- Primary proper motion DEC: 0
- Secondary proper motion RA: 3
- Secondary proper motion DEC: 8
- Durchmusterung: +40 3982
- Notes: N
