18103+2128
- Unique Name: 18103+2128HEI9002A,BC
- RA: 18 10 18.90
- Dec: +21 27 40.9
- Discoverer: HEI
- Discoverer Number: 9002
- Components: A,BC
- First year: 1894
- Last year: 2008
- Observations: 10
- First position angle: 56
- Last position angle: 61
- First separation: 15.0
- Last separation: 16.1
- Mag first component: 10.96
- Mag second component: 10.4
- Spectral type:
- Primary proper motion RA: -2
- Primary proper motion DEC: -2
- Secondary proper motion RA: -9
- Secondary proper motion DEC: -14
- Durchmusterung:
- Notes: