20303+4439
- Unique Name: 20303+4439ES 1441
- RA: 20 30 16.30
- Dec: +44 38 53.3
- Discoverer: ES
- Discoverer Number: 1441
- Components:
- First year: 1915
- Last year: 1998
- Observations: 5
- First position angle: 128
- Last position angle: 129
- First separation: 2.2
- Last separation: 2.0
- Mag first component: 10.85
- Mag second component: 11.56
- Spectral type: F8
- Primary proper motion RA: -2
- Primary proper motion DEC: -4
- Secondary proper motion RA: -2
- Secondary proper motion DEC: -4
- Durchmusterung: +44 3492
- Notes: