Assertion: proper motion | /r/HasProperty | small
Facets:
value: very
type: DEGREE
value: for the majority of stars
type: OTHER
value: usually
type: DEGREE
Source sentences:
text: For the majority of stars seen in the sky, the observed proper motions are usually small and unremarkable.
text: Stars with large proper motions tend to be nearby; most stars are far enough away that their proper motions are very small, on the order of a few thousandths of an arcsecond per year.