19557+2839
- Unique Name: 19557+2839MLB 476
- RA: 19 55 40.48
- Dec: +28 39 12.5
- Discoverer: MLB
- Discoverer Number: 476
- Components:
- First year: 1926
- Last year: 2002
- Observations: 4
- First position angle: 88
- Last position angle: 86
- First separation: 5.3
- Last separation: 6.8
- Mag first component: 9.46
- Mag second component: 11.2
- Spectral type: A1V
- Primary proper motion RA: 2
- Primary proper motion DEC: 4
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +28 3531
- Notes: