12210+4531
- Unique Name: 12210+4531HDS1740Aa,Ab
- RA: 12 21 02.43
- Dec: +45 30 52.9
- Discoverer: HDS
- Discoverer Number: 1740
- Components: Aa,Ab
- First year: 1991
- Last year: 2010
- Observations: 2
- First position angle: 114
- Last position angle: 109
- First separation: 0.5
- Last separation: 0.5
- Mag first component: 7.48
- Mag second component: 11.45
- Spectral type: G8III
- Primary proper motion RA: -87
- Primary proper motion DEC: -24
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +46 1778
- Notes: