01457+5121
- Unique Name: 01457+5121ES 1057
- RA: 01 45 42.00
- Dec: +51 21 30.5
- Discoverer: ES
- Discoverer Number: 1057
- Components:
- First year: 1911
- Last year: 2002
- Observations: 3
- First position angle: 5
- Last position angle: 358
- First separation: 7.9
- Last separation: 7.8
- Mag first component: 10.5
- Mag second component: 14.9
- Spectral type:
- Primary proper motion RA: 14
- Primary proper motion DEC: -13
- Secondary proper motion RA: 5
- Secondary proper motion DEC: 16
- Durchmusterung: +50 345
- Notes: