20290+3924
- Unique Name: 20290+3924ALI1144
- RA: 20 28 56.04
- Dec: +39 24 10.4
- Discoverer: ALI
- Discoverer Number: 1144
- Components:
- First year: 1928
- Last year: 2002
- Observations: 3
- First position angle: 167
- Last position angle: 165
- First separation: 11.1
- Last separation: 11.5
- Mag first component: 11.8
- Mag second component: 12.2
- Spectral type:
- Primary proper motion RA: -5
- Primary proper motion DEC: 2
- Secondary proper motion RA: 3
- Secondary proper motion DEC: -6
- Durchmusterung:
- Notes: