21023+2441
- Unique Name: 21023+2441POU5105AB
- RA: 21 02 19.73
- Dec: +24 40 41.3
- Discoverer: POU
- Discoverer Number: 5105
- Components: AB
- First year: 1898
- Last year: 2009
- Observations: 5
- First position angle: 173
- Last position angle: 182
- First separation: 14.9
- Last separation: 14.6
- Mag first component: 11.74
- Mag second component: 14.1
- Spectral type:
- Primary proper motion RA: 2
- Primary proper motion DEC: -9
- Secondary proper motion RA: -7
- Secondary proper motion DEC: 8
- Durchmusterung:
- Notes: