Assertion: sextant | /r/HasProperty | sixth of circle
Facets:
Source sentences:
text: While the quadrant was a quarter of a circle, the sextant was a sixth of a circle (60°) and its smaller arc meant that it was often more portable than a quadrant.
text: A sextant is a sixth of a circle and has a telescopic sight whereas with an astrolabe, the naked eye has to be used to line it up, so a sextant is more accurate and compact.