12566+2101
- Unique Name: 12566+2101LDS2891AC
- RA: 12 56 33.24
- Dec: +21 00 44.8
- Discoverer: LDS
- Discoverer Number: 2891
- Components: AC
- First year: 1956
- Last year: 2000
- Observations: 3
- First position angle: 245
- Last position angle: 245
- First separation: 35.0
- Last separation: 35.3
- Mag first component: 9.47
- Mag second component: 21.0
- Spectral type: G0
- Primary proper motion RA: 40
- Primary proper motion DEC: -169
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: