11203+3603
- Unique Name: 11203+3603COU1259
- RA: 11 20 19.91
- Dec: +36 03 58.3
- Discoverer: COU
- Discoverer Number: 1259
- Components:
- First year: 1975
- Last year: 2010
- Observations: 6
- First position angle: 310
- Last position angle: 311
- First separation: 0.5
- Last separation: 0.7
- Mag first component: 10.41
- Mag second component: 10.86
- Spectral type:
- Primary proper motion RA: -54
- Primary proper motion DEC: -15
- Secondary proper motion RA: -54
- Secondary proper motion DEC: -15
- Durchmusterung: +36 2178
- Notes: