20231+4047
- Unique Name: 20231+4047J 787CD
- RA: 20 23 08.07
- Dec: +40 46 51.9
- Discoverer: J
- Discoverer Number: 787
- Components: CD
- First year: 1917
- Last year: 2003
- Observations: 4
- First position angle: 289
- Last position angle: 292
- First separation: 24.6
- Last separation: 25.3
- Mag first component: 12.5
- Mag second component: 13.1
- Spectral type:
- Primary proper motion RA: 8
- Primary proper motion DEC: -11
- Secondary proper motion RA: 1
- Secondary proper motion DEC: -7
- Durchmusterung:
- Notes: N
