03121+6057
- Unique Name: 03121+6057ES 1878
- RA: 03 12 13.79
- Dec: +60 55 32.9
- Discoverer: ES
- Discoverer Number: 1878
- Components:
- First year: 1903
- Last year: 2011
- Observations: 13
- First position angle: 88
- Last position angle: 82
- First separation: 5.0
- Last separation: 4.8
- Mag first component: 10.4
- Mag second component: 11.0
- Spectral type: K0V
- Primary proper motion RA: 98
- Primary proper motion DEC: -216
- Secondary proper motion RA: 77
- Secondary proper motion DEC: -217
- Durchmusterung: +60 639
- Notes: