19551+3012
- Unique Name: 19551+3012STT 390AB
- RA: 19 55 06.50
- Dec: +30 11 41.6
- Discoverer: STT
- Discoverer Number: 390
- Components: AB
- First year: 1849
- Last year: 2013
- Observations: 30
- First position angle: 23
- Last position angle: 25
- First separation: 9.6
- Last separation: 9.0
- Mag first component: 6.63
- Mag second component: 9.5
- Spectral type: B6V A5V
- Primary proper motion RA: 5
- Primary proper motion DEC: 1
- Secondary proper motion RA: 5
- Secondary proper motion DEC: 1
- Durchmusterung: +29 3802
- Notes: D