21052+2358
- Unique Name: 21052+2358POU5143
- RA: 21 05 16.61
- Dec: +23 58 14.8
- Discoverer: POU
- Discoverer Number: 5143
- Components:
- First year: 1897
- Last year: 2008
- Observations: 4
- First position angle: 53
- Last position angle: 53
- First separation: 14.0
- Last separation: 13.7
- Mag first component: 12.37
- Mag second component: 14.5
- Spectral type:
- Primary proper motion RA: 3
- Primary proper motion DEC: -3
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: