21070+2509
- Unique Name: 21070+2509POU5170
- RA: 21 07 00.32
- Dec: +25 09 20.2
- Discoverer: POU
- Discoverer Number: 5170
- Components:
- First year: 1897
- Last year: 2009
- Observations: 4
- First position angle: 2
- Last position angle: 359
- First separation: 9.2
- Last separation: 8.7
- Mag first component: 14.2
- Mag second component: 14.3
- Spectral type:
- Primary proper motion RA: 18
- Primary proper motion DEC: -122
- Secondary proper motion RA: 2
- Secondary proper motion DEC: 43
- Durchmusterung:
- Notes: