19186+2157
- Unique Name: 19186+2157STF2499
- RA: 19 18 33.52
- Dec: +21 56 51.6
- Discoverer: STF
- Discoverer Number: 2499
- Components:
- First year: 1828
- Last year: 2011
- Observations: 76
- First position angle: 326
- Last position angle: 324
- First separation: 2.4
- Last separation: 2.6
- Mag first component: 8.82
- Mag second component: 9.12
- Spectral type: B8
- Primary proper motion RA: 10
- Primary proper motion DEC: -22
- Secondary proper motion RA: 1
- Secondary proper motion DEC: -9
- Durchmusterung: +21 3726
- Notes: D
