02057+5457
- Unique Name: 02057+5457SMA 28
- RA: 02 05 50.10
- Dec: +54 56 17.6
- Discoverer: SMA
- Discoverer Number: 28
- Components:
- First year: 1903
- Last year: 2002
- Observations: 7
- First position angle: 84
- Last position angle: 85
- First separation: 16.6
- Last separation: 15.3
- Mag first component: 11.92
- Mag second component: 11.22
- Spectral type:
- Primary proper motion RA: -1
- Primary proper motion DEC: -3
- Secondary proper motion RA: -11
- Secondary proper motion DEC: -5
- Durchmusterung:
- Notes: