18311+3215
- Unique Name: 18311+3215STF2333AC
- RA: 18 31 06.94
- Dec: +32 14 43.4
- Discoverer: STF
- Discoverer Number: 2333
- Components: AC
- First year: 1909
- Last year: 2002
- Observations: 5
- First position angle: 35
- Last position angle: 35
- First separation: 163.8
- Last separation: 164.4
- Mag first component: 7.82
- Mag second component: 12.9
- Spectral type: B9IV
- Primary proper motion RA: -1
- Primary proper motion DEC: -2
- Secondary proper motion RA: -1
- Secondary proper motion DEC: 2
- Durchmusterung:
- Notes: