20046+3639
- Unique Name: 20046+3639SEI 840
- RA: 20 04 33.09
- Dec: +36 39 02.0
- Discoverer: SEI
- Discoverer Number: 840
- Components:
- First year: 1896
- Last year: 2002
- Observations: 4
- First position angle: 74
- Last position angle: 70
- First separation: 12.6
- Last separation: 13.6
- Mag first component: 11.34
- Mag second component: 12.4
- Spectral type: G0V
- Primary proper motion RA: -2
- Primary proper motion DEC: -10
- Secondary proper motion RA: -3
- Secondary proper motion DEC: 2
- Durchmusterung:
- Notes: