12154+5243
- Unique Name: 12154+5243MLR 681AB
- RA: 12 15 26.78
- Dec: +52 43 02.0
- Discoverer: MLR
- Discoverer Number: 681
- Components: AB
- First year: 1984
- Last year: 1991
- Observations: 5
- First position angle: 141
- Last position angle: 19
- First separation: 0.1
- Last separation: 0.2
- Mag first component: 8.2
- Mag second component: 8.2
- Spectral type: K0
- Primary proper motion RA: -5
- Primary proper motion DEC: -11
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +53 1535
- Notes: