21585+2725
- Unique Name: 21585+2725A 304AB
- RA: 21 58 30.37
- Dec: +27 24 34.6
- Discoverer: A
- Discoverer Number: 304
- Components: AB
- First year: 1901
- Last year: 2007
- Observations: 15
- First position angle: 110
- Last position angle: 126
- First separation: 0.3
- Last separation: 0.5
- Mag first component: 9.52
- Mag second component: 9.33
- Spectral type: A2
- Primary proper motion RA: -1
- Primary proper motion DEC: -11
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -11
- Durchmusterung: +26 4319
- Notes: