20181+1552
- Unique Name: 20181+1552CHE 289
- RA: 20 18 07.22
- Dec: +15 51 56.0
- Discoverer: CHE
- Discoverer Number: 289
- Components:
- First year: 1910
- Last year: 2013
- Observations: 7
- First position angle: 40
- Last position angle: 40
- First separation: 33.5
- Last separation: 32.5
- Mag first component: 11.56
- Mag second component: 13.34
- Spectral type:
- Primary proper motion RA: 4
- Primary proper motion DEC: 2
- Secondary proper motion RA: -14
- Secondary proper motion DEC: -10
- Durchmusterung:
- Notes: