Assertion: solar system's sun | /r/CapableOf | move across the sky
Facets:
value: over the course of a day
type: TEMPORAL
Source sentences:
text: Solar concentrators of all varieties may be used, and these are often mounted on a solar tracker in order to keep the focal point upon the cell as the sun moves across the sky.
text: Contrary to conventional tracking reflector/fixed receiver systems, the solar bowl uses a fixed spherical reflector with a receiver which tracks the focus of light as the Sun moves across the sky.
text: Because the sun moves across the sky over the course of a day, panels output a different amount of power throughout the day.