21133+3744
- Unique Name: 21133+3744SMA 141
- RA: 21 13 20.77
- Dec: +37 41 22.9
- Discoverer: SMA
- Discoverer Number: 141
- Components:
- First year: 1923
- Last year: 2002
- Observations: 3
- First position angle: 154
- Last position angle: 150
- First separation: 7.2
- Last separation: 7.3
- Mag first component: 10.5
- Mag second component: 11.5
- Spectral type:
- Primary proper motion RA: -7
- Primary proper motion DEC: -5
- Secondary proper motion RA: 4
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: