Assertion: moon's node | /r/CapableOf | precess in ecliptic longitude
Facets:
value: secondly
type: DEGREE
value: westward
type: LOCATION
Source sentences:
text: Secondly, the orbital nodes of the Moon precess westward in ecliptic longitude, completing a full circle in about 18.60 years, so a draconic month is shorter than a sidereal month.