19577+3509
- Unique Name: 19577+3509SEI 747
- RA: 19 57 42.44
- Dec: +35 08 42.5
- Discoverer: SEI
- Discoverer Number: 747
- Components:
- First year: 1894
- Last year: 2002
- Observations: 3
- First position angle: 169
- Last position angle: 174
- First separation: 18.8
- Last separation: 19.6
- Mag first component: 13.66
- Mag second component: 14.23
- Spectral type:
- Primary proper motion RA: -1
- Primary proper motion DEC: -3
- Secondary proper motion RA: -4
- Secondary proper motion DEC: -4
- Durchmusterung:
- Notes: