Assertion: magnetic field's direction | /r/HasProperty | dot
Facets:
Source sentences:
text: The resulting true bearing or map bearing may then be read at the degree indicator or direction-of-travel (DOT) line, which may be followed as an azimuth (course) to the destination.
text: The modern hand-held protractor compass always has an additional direction-of-travel (DOT) arrow or indicator inscribed on the baseplate.