20519+4309
- Unique Name: 20519+4309GRV 389
- RA: 20 51 56.11
- Dec: +43 09 41.6
- Discoverer: GRV
- Discoverer Number: 389
- Components:
- First year: 2000
- Last year: 2002
- Observations: 3
- First position angle: 190
- Last position angle: 190
- First separation: 62.1
- Last separation: 62.1
- Mag first component: 13.23
- Mag second component: 13.78
- Spectral type:
- Primary proper motion RA: -10
- Primary proper motion DEC: -15
- Secondary proper motion RA: -1
- Secondary proper motion DEC: -2
- Durchmusterung:
- Notes: