12400+4421
- Unique Name: 12400+4421LDS4242
- RA: 12 40 00.49
- Dec: +44 21 26.7
- Discoverer: LDS
- Discoverer Number: 4242
- Components:
- First year: 1960
- Last year: 1998
- Observations: 2
- First position angle: 260
- Last position angle: 260
- First separation: 84.0
- Last separation: 80.7
- Mag first component: 16.39
- Mag second component: 18.65
- Spectral type:
- Primary proper motion RA: -116
- Primary proper motion DEC: 20
- Secondary proper motion RA: -54
- Secondary proper motion DEC: 34
- Durchmusterung:
- Notes: