21117+2443
- Unique Name: 21117+2443POU5238
- RA: 21 11 45.71
- Dec: +24 42 59.4
- Discoverer: POU
- Discoverer Number: 5238
- Components:
- First year: 1898
- Last year: 2009
- Observations: 4
- First position angle: 240
- Last position angle: 242
- First separation: 13.1
- Last separation: 12.8
- Mag first component: 13.8
- Mag second component: 13.8
- Spectral type:
- Primary proper motion RA: 9
- Primary proper motion DEC: 6
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: