20147+5509
- Unique Name: 20147+5509TDT2115
- RA: 20 14 43.06
- Dec: +55 09 00.8
- Discoverer: TDT
- Discoverer Number: 2115
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 265
- Last position angle: 265
- First separation: 2.2
- Last separation: 2.2
- Mag first component: 11.28
- Mag second component: 12.08
- Spectral type:
- Primary proper motion RA: -1
- Primary proper motion DEC: -4
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -4
- Durchmusterung:
- Notes: