21572+6609
- Unique Name: 21572+6609ARY 43
- RA: 21 57 11.10
- Dec: +66 09 22.2
- Discoverer: ARY
- Discoverer Number: 43
- Components:
- First year: 1893
- Last year: 2003
- Observations: 14
- First position angle: 128
- Last position angle: 128
- First separation: 101.5
- Last separation: 100.4
- Mag first component: 6.38
- Mag second component: 6.75
- Spectral type: B3V
- Primary proper motion RA: 6
- Primary proper motion DEC: 0
- Secondary proper motion RA: 5
- Secondary proper motion DEC: 3
- Durchmusterung: +65 1691
- Notes: