21118+2357
- Unique Name: 21118+2357POU5239
- RA: 21 11 57.49
- Dec: +23 56 08.9
- Discoverer: POU
- Discoverer Number: 5239
- Components:
- First year: 1897
- Last year: 2001
- Observations: 3
- First position angle: 63
- Last position angle: 66
- First separation: 8.5
- Last separation: 8.0
- Mag first component: 14.4
- Mag second component: 14.7
- Spectral type:
- Primary proper motion RA: -8
- Primary proper motion DEC: -10
- Secondary proper motion RA: 87
- Secondary proper motion DEC: 54
- Durchmusterung:
- Notes: