20139+1549
- Unique Name: 20139+1549CHE 219
- RA: 20 13 54.42
- Dec: +15 49 21.1
- Discoverer: CHE
- Discoverer Number: 219
- Components:
- First year: 1910
- Last year: 2008
- Observations: 4
- First position angle: 59
- Last position angle: 60
- First separation: 10.3
- Last separation: 10.6
- Mag first component: 10.1
- Mag second component: 11.5
- Spectral type:
- Primary proper motion RA: -3
- Primary proper motion DEC: -2
- Secondary proper motion RA: 5
- Secondary proper motion DEC: -3
- Durchmusterung:
- Notes: