21501+3151
- Unique Name: 21501+3151FOX 264AE
- RA: 21 50 05.37
- Dec: +31 50 52.4
- Discoverer: FOX
- Discoverer Number: 264
- Components: AE
- First year: 1913
- Last year: 2007
- Observations: 3
- First position angle: 172
- Last position angle: 178
- First separation: 52.0
- Last separation: 54.4
- Mag first component: 7.47
- Mag second component: 13.3
- Spectral type: K0
- Primary proper motion RA: 39
- Primary proper motion DEC: 5
- Secondary proper motion RA: -5
- Secondary proper motion DEC: -17
- Durchmusterung:
- Notes: