18104+3356
- Unique Name: 18104+3356SEI 559
- RA: 18 10 27.80
- Dec: +33 55 55.6
- Discoverer: SEI
- Discoverer Number: 559
- Components:
- First year: 1894
- Last year: 2010
- Observations: 12
- First position angle: 162
- Last position angle: 171
- First separation: 13.8
- Last separation: 11.5
- Mag first component: 11.0
- Mag second component: 11.0
- Spectral type:
- Primary proper motion RA: -7
- Primary proper motion DEC: -7
- Secondary proper motion RA: -31
- Secondary proper motion DEC: 3
- Durchmusterung:
- Notes: