20418+2321
- Unique Name: 20418+2321BKO 840
- RA: 20 41 47.72
- Dec: +23 20 54.1
- Discoverer: BKO
- Discoverer Number: 840
- Components:
- First year: 1997
- Last year: 2009
- Observations: 3
- First position angle: 75
- Last position angle: 77
- First separation: 8.0
- Last separation: 7.7
- Mag first component: 14.1
- Mag second component: 15.1
- Spectral type:
- Primary proper motion RA: -44
- Primary proper motion DEC: -9
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: