13520-3137
- Unique Name: 13520-3137BU 343AB
- RA: 13 52 00.97
- Dec: -31 37 09.2
- Discoverer: BU
- Discoverer Number: 343
- Components: AB
- First year: 1875
- Last year: 2013
- Observations: 60
- First position angle: 120
- Last position angle: 203
- First separation: 1.2
- Last separation: 0.6
- Mag first component: 6.26
- Mag second component: 8.91
- Spectral type: F7V
- Primary proper motion RA: -38
- Primary proper motion DEC: -45
- Secondary proper motion RA: -38
- Secondary proper motion DEC: -45
- Durchmusterung: -3110706
- Notes: O
