View example sentences, synonyms and word forms for Libration.
Libration meaning
The act of librating. | The apparent wobble or variation in the visible side of the Moon that permanently faces the Earth, allowing observers on Earth to see, over a period of time, slightly more than half of the lunar surface. | A similar rotational or orbital characteristic of some other celestial body.
Synonyms of Libration
Example sentences (9)
Except for libration effects, this results in the Moon keeping the same face turned toward Earth, as seen in the figure on the left.
Jupiter trojans generally follow paths called tadpole orbits around the Lagrangian points; the average period of their libration is about 150 years.
Libration also changes the angle from which the Moon is seen, allowing about 59% of its surface to be seen from Earth (but only half at any instant).
Not simplified, because the libration of the nodes must be taken into account.
Second, the longitudes of ascending nodes of the two bodies—the points where they cross the ecliptic—are in near-resonance with the above libration.
The amplitude of the libration (along the Jovian orbit) varies from 0.6° to 88°, with the average being about 33°.
The near-18:7 resonance pattern with Jupiter only marches clockwise: it never halts or reverses course (i.e. no libration ).
The phase and libration of the Moon for 2013 at hourly intervals, with music, titles and supplemental graphics.
These asteroids are in stable 2:1 libration with Jupiter, in high-inclination orbits.