20587+3657
- Unique Name: 20587+3657COU2296
- RA: 20 58 42.79
- Dec: +36 56 17.9
- Discoverer: COU
- Discoverer Number: 2296
- Components:
- First year: 1985
- Last year: 1997
- Observations: 4
- First position angle: 107
- Last position angle: 105
- First separation: 1.2
- Last separation: 1.1
- Mag first component: 10.33
- Mag second component: 11.29
- Spectral type:
- Primary proper motion RA: -15
- Primary proper motion DEC: -16
- Secondary proper motion RA: -15
- Secondary proper motion DEC: -16
- Durchmusterung: +36 4349
- Notes: