18139+3212
- Unique Name: 18139+3212TDT 749
- RA: 18 13 53.88
- Dec: +32 12 13.1
- Discoverer: TDT
- Discoverer Number: 749
- Components:
- First year: 1991
- Last year: 1991
- Observations: 1
- First position angle: 84
- Last position angle: 84
- First separation: 0.6
- Last separation: 0.6
- Mag first component: 11.13
- Mag second component: 11.47
- Spectral type:
- Primary proper motion RA: 0
- Primary proper motion DEC: 1
- Secondary proper motion RA: 0
- Secondary proper motion DEC: 1
- Durchmusterung:
- Notes: