17427+8502
- Unique Name: 17427+8502TDT 475
- RA: 17 42 42.81
- Dec: +85 01 37.3
- Discoverer: TDT
- Discoverer Number: 475
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 221
- Last position angle: 221
- First separation: 0.6
- Last separation: 0.6
- Mag first component: 11.31
- Mag second component: 11.4
- Spectral type: G5V
- Primary proper motion RA: 3
- Primary proper motion DEC: -20
- Secondary proper motion RA: 3
- Secondary proper motion DEC: -20
- Durchmusterung:
- Notes: