21071+2508
- Unique Name: 21071+2508POU5171AB
- RA: 21 07 02.77
- Dec: +25 07 50.8
- Discoverer: POU
- Discoverer Number: 5171
- Components: AB
- First year: 1897
- Last year: 2009
- Observations: 4
- First position angle: 329
- Last position angle: 337
- First separation: 17.3
- Last separation: 17.7
- Mag first component: 14.0
- Mag second component: 14.2
- Spectral type:
- Primary proper motion RA: 22
- Primary proper motion DEC: -26
- Secondary proper motion RA: 0
- Secondary proper motion DEC: 0
- Durchmusterung:
- Notes: