18558+5240
- Unique Name: 18558+5240ES 650AB
- RA: 18 55 46.13
- Dec: +52 40 15.8
- Discoverer: ES
- Discoverer Number: 650
- Components: AB
- First year: 1908
- Last year: 2000
- Observations: 3
- First position angle: 330
- Last position angle: 329
- First separation: 3.2
- Last separation: 4.4
- Mag first component: 10.29
- Mag second component: 13.5
- Spectral type: G5
- Primary proper motion RA: 6
- Primary proper motion DEC: -22
- Secondary proper motion RA:
- Secondary proper motion DEC:
- Durchmusterung: +52 2305
- Notes: