20409+0128
- Unique Name: 20409+0128BAL1568
- RA: 20 40 52.07
- Dec: +01 28 22.1
- Discoverer: BAL
- Discoverer Number: 1568
- Components:
- First year: 1909
- Last year: 2011
- Observations: 4
- First position angle: 332
- Last position angle: 345
- First separation: 7.6
- Last separation: 8.8
- Mag first component: 10.9
- Mag second component: 11.4
- Spectral type:
- Primary proper motion RA: 2
- Primary proper motion DEC: -9
- Secondary proper motion RA: -1
- Secondary proper motion DEC: 8
- Durchmusterung:
- Notes: