20506+4421
- Unique Name: 20506+4421CHN 29
- RA: 20 50 36.96
- Dec: +44 20 51.6
- Discoverer: CHN
- Discoverer Number: 29
- Components:
- First year: 1950
- Last year: 2002
- Observations: 3
- First position angle: 48
- Last position angle: 52
- First separation: 5.0
- Last separation: 5.2
- Mag first component: 16.2
- Mag second component: 16.5
- Spectral type:
- Primary proper motion RA: -3
- Primary proper motion DEC: -2
- Secondary proper motion RA: 11
- Secondary proper motion DEC: 8
- Durchmusterung:
- Notes: