20590+3945
- Unique Name: 20590+3945SEI1349
- RA: 20 58 59.89
- Dec: +39 45 08.5
- Discoverer: SEI
- Discoverer Number: 1349
- Components:
- First year: 1895
- Last year: 2008
- Observations: 4
- First position angle: 113
- Last position angle: 160
- First separation: 9.8
- Last separation: 28.1
- Mag first component: 10.57
- Mag second component: 12.82
- Spectral type:
- Primary proper motion RA: 1
- Primary proper motion DEC: -4
- Secondary proper motion RA: 3
- Secondary proper motion DEC: 4
- Durchmusterung:
- Notes: