20219+2356
- Unique Name: 20219+2356BKO 440
- RA: 20 21 56.29
- Dec: +23 56 18.7
- Discoverer: BKO
- Discoverer Number: 440
- Components:
- First year: 1998
- Last year: 2008
- Observations: 3
- First position angle: 217
- Last position angle: 218
- First separation: 4.4
- Last separation: 4.6
- Mag first component: 14.0
- Mag second component: 14.5
- Spectral type:
- Primary proper motion RA: 25
- Primary proper motion DEC: 15
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: