20304+4634
- Unique Name: 20304+4634ES 663
- RA: 20 30 19.97
- Dec: +46 34 04.8
- Discoverer: ES
- Discoverer Number: 663
- Components:
- First year: 1893
- Last year: 2003
- Observations: 5
- First position angle: 111
- Last position angle: 111
- First separation: 5.0
- Last separation: 4.9
- Mag first component: 10.75
- Mag second component: 12.4
- Spectral type:
- Primary proper motion RA: -2
- Primary proper motion DEC: 14
- Secondary proper motion RA: 2
- Secondary proper motion DEC: -1
- Durchmusterung: +46 2952
- Notes: