Assertion: moon's plane | /r/CreatedBy | lines of longitude
Facets:
value: during the equinoxes
type: TEMPORAL
Source sentences:
text: The terminator path also varies by time of year due to Earth's orbital revolution around the Sun; thus, the plane of the terminator is nearly parallel to planes created by lines of longitude during the equinoxes, and its maximum angle is approximately 23.5° to the pole during the solstices.