19539+3746
- Unique Name: 19539+3746ALI 644
- RA: 19 53 54.72
- Dec: +37 45 36.1
- Discoverer: ALI
- Discoverer Number: 644
- Components:
- First year: 1929
- Last year: 2002
- Observations: 4
- First position angle: 210
- Last position angle: 210
- First separation: 13.8
- Last separation: 14.4
- Mag first component: 11.97
- Mag second component: 13.26
- Spectral type:
- Primary proper motion RA: -4
- Primary proper motion DEC: 0
- Secondary proper motion RA: -4
- Secondary proper motion DEC: -7
- Durchmusterung:
- Notes: