19557+4024
- Unique Name: 19557+4024HJ 604
- RA: 19 55 44.76
- Dec: +40 23 30.2
- Discoverer: HJ
- Discoverer Number: 604
- Components:
- First year: 1827
- Last year: 2012
- Observations: 14
- First position angle: 125
- Last position angle: 93
- First separation: 50.0
- Last separation: 70.6
- Mag first component: 7.35
- Mag second component: 9.33
- Spectral type: B1V
- Primary proper motion RA: -3
- Primary proper motion DEC: -7
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -2
- Durchmusterung: +40 3948
- Notes: N
