21336+3943
- Unique Name: 21336+3943TDT3031
- RA: 21 33 36.21
- Dec: +39 42 44.6
- Discoverer: TDT
- Discoverer Number: 3031
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 296
- Last position angle: 296
- First separation: 0.6
- Last separation: 0.6
- Mag first component: 11.42
- Mag second component: 11.91
- Spectral type:
- Primary proper motion RA: -12
- Primary proper motion DEC: -12
- Secondary proper motion RA: -12
- Secondary proper motion DEC: -12
- Durchmusterung:
- Notes: