21149+3407
- Unique Name: 21149+3407J 3129AC
- RA: 21 14 48.07
- Dec: +34 05 35.8
- Discoverer: J
- Discoverer Number: 3129
- Components: AC
- First year: 1944
- Last year: 2002
- Observations: 3
- First position angle: 150
- Last position angle: 148
- First separation: 6.0
- Last separation: 11.5
- Mag first component: 12.5
- Mag second component: 15.0
- Spectral type:
- Primary proper motion RA: 2
- Primary proper motion DEC: 3
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung:
- Notes: