20529+3154
- Unique Name: 20529+3154GYL 40
- RA: 20 52 52.87
- Dec: +31 53 21.1
- Discoverer: GYL
- Discoverer Number: 40
- Components:
- First year: 1893
- Last year: 2002
- Observations: 6
- First position angle: 22
- Last position angle: 22
- First separation: 23.7
- Last separation: 23.0
- Mag first component: 12.86
- Mag second component: 12.79
- Spectral type:
- Primary proper motion RA: 3
- Primary proper motion DEC: 0
- Secondary proper motion RA: 10
- Secondary proper motion DEC: -1
- Durchmusterung:
- Notes: