20244+4002
- Unique Name: 20244+4002MLB 21
- RA: 20 24 21.52
- Dec: +40 02 47.1
- Discoverer: MLB
- Discoverer Number: 21
- Components:
- First year: 1917
- Last year: 2010
- Observations: 19
- First position angle: 333
- Last position angle: 13
- First separation: 5.6
- Last separation: 8.4
- Mag first component: 11.7
- Mag second component: 12.0
- Spectral type:
- Primary proper motion RA: -37
- Primary proper motion DEC: -39
- Secondary proper motion RA: 2
- Secondary proper motion DEC: 26
- Durchmusterung:
- Notes: