21510+2420
- Unique Name: 21510+2420POU5533
- RA: 21 50 57.52
- Dec: +24 20 24.7
- Discoverer: POU
- Discoverer Number: 5533
- Components:
- First year: 1898
- Last year: 2009
- Observations: 4
- First position angle: 230
- Last position angle: 234
- First separation: 9.6
- Last separation: 10.6
- Mag first component: 13.64
- Mag second component: 13.49
- Spectral type:
- Primary proper motion RA: 12
- Primary proper motion DEC: -10
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -2
- Durchmusterung:
- Notes: