20171+2323
- Unique Name: 20171+2323TDT2140
- RA: 20 17 06.35
- Dec: +23 22 35.8
- Discoverer: TDT
- Discoverer Number: 2140
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 285
- Last position angle: 285
- First separation: 0.7
- Last separation: 0.7
- Mag first component: 10.97
- Mag second component: 11.38
- Spectral type:
- Primary proper motion RA: 38
- Primary proper motion DEC: -11
- Secondary proper motion RA: 38
- Secondary proper motion DEC: -11
- Durchmusterung:
- Notes: