18405+3139
- Unique Name: 18405+3139HO 437AE
- RA: 18 40 29.71
- Dec: +31 38 36.4
- Discoverer: HO
- Discoverer Number: 437
- Components: AE
- First year: 1905
- Last year: 2006
- Observations: 5
- First position angle: 288
- Last position angle: 288
- First separation: 22.3
- Last separation: 22.1
- Mag first component: 9.0
- Mag second component: 15.2
- Spectral type: A5
- Primary proper motion RA: -11
- Primary proper motion DEC: 1
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: