21131+2409
- Unique Name: 21131+2409POU5259
- RA: 21 13 04.15
- Dec: +24 08 14.8
- Discoverer: POU
- Discoverer Number: 5259
- Components:
- First year: 1898
- Last year: 2001
- Observations: 3
- First position angle: 133
- Last position angle: 139
- First separation: 12.3
- Last separation: 10.2
- Mag first component: 11.2
- Mag second component: 14.8
- Spectral type:
- Primary proper motion RA: 12
- Primary proper motion DEC: -8
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: