12312-5707
- Unique Name: 12312-5707DUN 124AC
- RA: 12 31 09.95
- Dec: -57 06 47.5
- Discoverer: DUN
- Discoverer Number: 124
- Components: AC
- First year: 1879
- Last year: 2010
- Observations: 6
- First position angle: 86
- Last position angle: 70
- First separation: 155.2
- Last separation: 165.7
- Mag first component: 1.83
- Mag second component: 9.74
- Spectral type: M3.5III
- Primary proper motion RA: 28
- Primary proper motion DEC: -264
- Secondary proper motion RA: 87
- Secondary proper motion DEC: 7
- Durchmusterung: -56 5276
- Notes: N
