12345+0558
- Unique Name: 12345+0558BU 797AB
- RA: 12 34 32.70
- Dec: +05 57 57.1
- Discoverer: BU
- Discoverer Number: 797
- Components: AB
- First year: 1881
- Last year: 2010
- Observations: 46
- First position angle: 171
- Last position angle: 144
- First separation: 0.7
- Last separation: 0.6
- Mag first component: 9.1
- Mag second component: 9.39
- Spectral type: F5
- Primary proper motion RA: 2
- Primary proper motion DEC: -20
- Secondary proper motion RA: 2
- Secondary proper motion DEC: -20
- Durchmusterung: +06 2630
- Notes: