17091+8456
- Unique Name: 17091+8456WFC 188
- RA: 17 09 05.58
- Dec: +84 56 12.9
- Discoverer: WFC
- Discoverer Number: 188
- Components:
- First year: 1899
- Last year: 2004
- Observations: 5
- First position angle: 204
- Last position angle: 175
- First separation: 5.5
- Last separation: 10.7
- Mag first component: 11.63
- Mag second component: 12.43
- Spectral type: G0?V
- Primary proper motion RA: -27
- Primary proper motion DEC: 51
- Secondary proper motion RA: -7
- Secondary proper motion DEC: 0
- Durchmusterung:
- Notes: