21439+2356
- Unique Name: 21439+2356POU5469
- RA: 21 43 53.27
- Dec: +23 56 37.2
- Discoverer: POU
- Discoverer Number: 5469
- Components:
- First year: 1891
- Last year: 2002
- Observations: 5
- First position angle: 37
- Last position angle: 31
- First separation: 2.5
- Last separation: 2.7
- Mag first component: 11.34
- Mag second component: 11.74
- Spectral type:
- Primary proper motion RA: -17
- Primary proper motion DEC: -52
- Secondary proper motion RA: -8
- Secondary proper motion DEC: -30
- Durchmusterung:
- Notes: