20457+0430
- Unique Name: 20457+0430A 2285AB
- RA: 20 45 42.18
- Dec: +04 30 10.2
- Discoverer: A
- Discoverer Number: 2285
- Components: AB
- First year: 1910
- Last year: 2006
- Observations: 8
- First position angle: 202
- Last position angle: 221
- First separation: 3.8
- Last separation: 7.5
- Mag first component: 9.84
- Mag second component: 14.8
- Spectral type: G0
- Primary proper motion RA: 31
- Primary proper motion DEC: 21
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +03 4419
- Notes: