21117+2505
- Unique Name: 21117+2505POU5237
- RA: 21 11 44.57
- Dec: +25 04 41.0
- Discoverer: POU
- Discoverer Number: 5237
- Components:
- First year: 1897
- Last year: 2001
- Observations: 3
- First position angle: 157
- Last position angle: 162
- First separation: 18.5
- Last separation: 19.9
- Mag first component: 12.3
- Mag second component: 14.3
- Spectral type:
- Primary proper motion RA: 4
- Primary proper motion DEC: 22
- Secondary proper motion RA: 23
- Secondary proper motion DEC: -17
- Durchmusterung:
- Notes: