21405-3127
- Unique Name: 21405-3127DAW 155
- RA: 21 40 30.91
- Dec: -31 27 03.0
- Discoverer: DAW
- Discoverer Number: 155
- Components:
- First year: 1922
- Last year: 1991
- Observations: 7
- First position angle: 226
- Last position angle: 44
- First separation: 2.4
- Last separation: 2.2
- Mag first component: 10.98
- Mag second component: 11.12
- Spectral type:
- Primary proper motion RA: 3
- Primary proper motion DEC: -10
- Secondary proper motion RA: 7
- Secondary proper motion DEC: -6
- Durchmusterung: -3216689
- Notes: