20599+4016
- Unique Name: 20599+4016BUP 221BC
- RA: 20 59 46.34
- Dec: +40 13 23.7
- Discoverer: BUP
- Discoverer Number: 221
- Components: BC
- First year: 1892
- Last year: 2003
- Observations: 10
- First position angle: 107
- Last position angle: 107
- First separation: 212.9
- Last separation: 203.2
- Mag first component: 9.76
- Mag second component: 9.71
- Spectral type:
- Primary proper motion RA: 11
- Primary proper motion DEC: 10
- Secondary proper motion RA: -71
- Secondary proper motion DEC: 5
- Durchmusterung: +39 4399
- Notes: N
