20405+4855
- Unique Name: 20405+4855ES 807
- RA: 20 40 30.31
- Dec: +48 55 11.2
- Discoverer: ES
- Discoverer Number: 807
- Components:
- First year: 1909
- Last year: 2000
- Observations: 2
- First position angle: 155
- Last position angle: 155
- First separation: 3.3
- Last separation: 3.6
- Mag first component: 9.37
- Mag second component: 11.8
- Spectral type: G0
- Primary proper motion RA: 31
- Primary proper motion DEC: 107
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +48 3185
- Notes: