21143+2522
- Unique Name: 21143+2522POU5283AB
- RA: 21 14 18.37
- Dec: +25 22 15.3
- Discoverer: POU
- Discoverer Number: 5283
- Components: AB
- First year: 1893
- Last year: 2009
- Observations: 8
- First position angle: 92
- Last position angle: 86
- First separation: 16.8
- Last separation: 16.0
- Mag first component: 10.1
- Mag second component: 11.9
- Spectral type:
- Primary proper motion RA: -9
- Primary proper motion DEC: -25
- Secondary proper motion RA: -14
- Secondary proper motion DEC: -9
- Durchmusterung:
- Notes: