20189+3730
- Unique Name: 20189+3730TDT2160
- RA: 20 18 52.62
- Dec: +37 30 23.2
- Discoverer: TDT
- Discoverer Number: 2160
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 267
- Last position angle: 267
- First separation: 2.8
- Last separation: 2.8
- Mag first component: 11.36
- Mag second component: 12.7
- Spectral type:
- Primary proper motion RA: -2
- Primary proper motion DEC: 4
- Secondary proper motion RA: -2
- Secondary proper motion DEC: 4
- Durchmusterung:
- Notes: