21139+3336
- Unique Name: 21139+3336TDT2842
- RA: 21 13 55.93
- Dec: +33 35 45.8
- Discoverer: TDT
- Discoverer Number: 2842
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 185
- Last position angle: 185
- First separation: 1.8
- Last separation: 1.8
- Mag first component: 11.74
- Mag second component: 12.92
- Spectral type:
- Primary proper motion RA: -7
- Primary proper motion DEC: 6
- Secondary proper motion RA: -7
- Secondary proper motion DEC: 6
- Durchmusterung:
- Notes: