09212+2728
- Unique Name: 09212+2728BU 1422AB
- RA: 09 21 12.70
- Dec: +27 27 59.6
- Discoverer: BU
- Discoverer Number: 1422
- Components: AB
- First year: 1910
- Last year: 2008
- Observations: 5
- First position angle: 359
- Last position angle: 359
- First separation: 1.8
- Last separation: 2.0
- Mag first component: 10.47
- Mag second component: 12.9
- Spectral type: K0
- Primary proper motion RA: -35
- Primary proper motion DEC: -43
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +28 1741
- Notes: