21133+3734
- Unique Name: 21133+3734ES 208
- RA: 21 13 19.36
- Dec: +37 34 08.2
- Discoverer: ES
- Discoverer Number: 208
- Components:
- First year: 1904
- Last year: 2003
- Observations: 12
- First position angle: 143
- Last position angle: 142
- First separation: 3.7
- Last separation: 3.7
- Mag first component: 9.5
- Mag second component: 11.4
- Spectral type:
- Primary proper motion RA: -30
- Primary proper motion DEC: 46
- Secondary proper motion RA: 0
- Secondary proper motion DEC: 7
- Durchmusterung: +36 4469
- Notes: