20420+2452
- Unique Name: 20420+2452POU4887AC
- RA: 20 42 00.70
- Dec: +24 52 05.2
- Discoverer: POU
- Discoverer Number: 4887
- Components: AC
- First year: 1899
- Last year: 2008
- Observations: 4
- First position angle: 113
- Last position angle: 113
- First separation: 28.3
- Last separation: 29.0
- Mag first component: 10.88
- Mag second component: 13.74
- Spectral type:
- Primary proper motion RA: 1
- Primary proper motion DEC: 7
- Secondary proper motion RA: 17
- Secondary proper motion DEC: -2
- Durchmusterung:
- Notes: