precession period

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• precession period — precesijos periodas statusas T sritis radioelektronika atitikmenys: angl. precession period vok. Präzessionsperiode, f; Präzessionszeit, f rus. период прецессии, m pranc. période de précession, f …   Radioelektronikos terminų žodynas

• Precession (astronomy) — In astronomy, precession refers to the movement of the rotational axis of a body, such as a planet, with respect to inertial space. In particular, it refers to the precession of the Earth s rotational axis, also called the precession of the… …   Wikipedia

• Precession — For other uses, see Precession (disambiguation). Precession of a gyroscope Precession is a change in the orientation of the rotation axis of a rotating body. It can be defined as a change in direction of the rotation axis in which the second… …   Wikipedia

• Lunar precession — Unreferenced|date=May 2007There are two important precessional motions in the Orbit of the Moon.The long axis (line of the apsides: perigee and apogee) of the moon s elliptical orbit precesses about once in just under 9 years. It is caused by the …   Wikipedia

• période de précession — precesijos periodas statusas T sritis radioelektronika atitikmenys: angl. precession period vok. Präzessionsperiode, f; Präzessionszeit, f rus. период прецессии, m pranc. période de précession, f …   Radioelektronikos terminų žodynas

• equinoxes, precession of the — Motion of the points where the Sun crosses the celestial equator, caused by precession of Earth s axis. Hipparchus noticed that the stars positions were shifted consistently from earlier measures, indicating that Earth, not the stars, was moving …   Universalium

• Nodal precession — is the precession of an orbital plane around the rotation axis of an astronomical body such as the Earth. This precession is due to the non spherical nature of a spinning body which creates a non spherical gravitational field. Around a spherical… …   Wikipedia

• Lunisolar precession — Lunisolar Lu ni*so lar, a. [L. luna moon + E. solar: cf. F. lunisolaire.] Resulting from the united action, or pertaining to the mutual relations, of the sun and moon. [1913 Webster] {Lunisolar precession} (Astron.), that portion of the annual… …   The Collaborative International Dictionary of English

• Orbital period — For the music album, see Orbital Period (album). The orbital period is the time taken for a given object to make one complete orbit about another object. When mentioned without further qualification in astronomy this refers to the sidereal period …   Wikipedia

• Glacial period — A glacial period is an interval of time within an ice age that is marked by colder temperatures and glacier advances. Interglacials, on the other hand, are periods of warmer climate within an ice age. The last glacial period ended about 10,000 to …   Wikipedia

• Moons of Pluto — Hubble image of the Plutonian system Pluto has four known moons. The largest, Charon, is proportionally larger, compared to its primary, than any other satellite of a known planet or dwarf planet in the Solar System. The other moons, Nix, Hydra,… …   Wikipedia