12400+2955
- Unique Name: 12400+2955LDS4243
- RA: 12 40 05.65
- Dec: +29 55 27.2
- Discoverer: LDS
- Discoverer Number: 4243
- Components:
- First year: 1902
- Last year: 2013
- Observations: 8
- First position angle: 43
- Last position angle: 42
- First separation: 96.0
- Last separation: 98.3
- Mag first component: 11.54
- Mag second component: 12.22
- Spectral type: G5V
- Primary proper motion RA: -55
- Primary proper motion DEC: 9
- Secondary proper motion RA: -61
- Secondary proper motion DEC: 10
- Durchmusterung:
- Notes: