21290+1906
- Unique Name: 21290+1906J 579
- RA: 21 28 54.67
- Dec: +19 06 05.5
- Discoverer: J
- Discoverer Number: 579
- Components:
- First year: 1895
- Last year: 2001
- Observations: 12
- First position angle: 182
- Last position angle: 182
- First separation: 3.4
- Last separation: 3.7
- Mag first component: 11.64
- Mag second component: 11.93
- Spectral type:
- Primary proper motion RA: -10
- Primary proper motion DEC: 13
- Secondary proper motion RA: -11
- Secondary proper motion DEC: -11
- Durchmusterung:
- Notes: