19539+3906
- Unique Name: 19539+3906SEI 718
- RA: 19 53 51.79
- Dec: +39 06 25.8
- Discoverer: SEI
- Discoverer Number: 718
- Components:
- First year: 1896
- Last year: 2002
- Observations: 5
- First position angle: 351
- Last position angle: 354
- First separation: 15.3
- Last separation: 16.0
- Mag first component: 8.2
- Mag second component: 11.7
- Spectral type: B9
- Primary proper motion RA: 2
- Primary proper motion DEC: -2
- Secondary proper motion RA: 4
- Secondary proper motion DEC: 3
- Durchmusterung: +38 3809
- Notes: