21509+3240
- Unique Name: 21509+3240FYM 143AF
- RA: 21 50 54.61
- Dec: +32 39 31.0
- Discoverer: FYM
- Discoverer Number: 143
- Components: AF
- First year: 2012
- Last year: 2012
- Observations: 1
- First position angle: 297
- Last position angle: 297
- First separation: 25.7
- Last separation: 25.7
- Mag first component: 8.28
- Mag second component: 15.5
- Spectral type: A0
- Primary proper motion RA: -6
- Primary proper motion DEC: 5
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: