Assertion: ellipsoid's axis | /r/HasProperty | parallel
Facets:
value: to the surface
type: LOCATION
value: to the x-axis
type: OTHER
value: to polar axis
type: LOCATION
value: to the earth
type: LOCATION
value: respectively
type: DEGREE
Source sentences:
text: ’s surface, the most appropriate earth spheroid is used and is defined in such a way that (1) the sum of the squares of the deviations of the geoid within this region is minimal and (2) the equatorial plane and its minor axis are parallel to the earth’s plane and axis of rotation respectively.
text: if q < 1 {\displaystyle q<1} , the major axis is parallel to the x-axis;
text: minor axis is not parallel to polar axis but inclined to it by a few seconds.
text: For instance, the photograph through a calcite crystal (top of page) shows a shifted image in the two polarizations; this is due to the optic axis being neither parallel nor normal to the crystal surface.
text: And even when the optic axis is parallel to the surface, this will occur for waves launched at non-normal incidence (as depicted in the explanatory figure).