20539+2856
- Unique Name: 20539+2856GRV 392
- RA: 20 53 56.38
- Dec: +28 56 03.9
- Discoverer: GRV
- Discoverer Number: 392
- Components:
- First year: 1907
- Last year: 2002
- Observations: 5
- First position angle: 4
- Last position angle: 3
- First separation: 34.3
- Last separation: 33.8
- Mag first component: 11.05
- Mag second component: 12.51
- Spectral type:
- Primary proper motion RA: -27
- Primary proper motion DEC: -27
- Secondary proper motion RA: -28
- Secondary proper motion DEC: -27
- Durchmusterung:
- Notes: