mean equatorial plane

См. также в других словарях:

• plane — 1. A two dimensional flat surface. See planum. 2. An imaginary surface formed by extension of a point through any axis or two definite points, in reference especially to craniometry and to pelvimetry. SYN: planum. [L. planus, flat] Addison …   Medical dictionary

• Near-equatorial orbit — A near equatorial orbit is an orbit that lies close to the equatorial plane of the object orbited. This orbit allows for rapid revisit times (for a single orbiting spacecraft) of near equatorial ground sites.[citation needed] See also List of… …   Wikipedia

• Laplace plane — The Laplace plane, named after Pierre Simon Laplace, is defined as the mean plane occupied by the orbit of a satellite during a precession cycle. In other words, the plane normal to the orbital precession pole of the satellite.It is used to… …   Wikipedia

• Sundial — A sundial is a device that measures time by the position of the Sun. In common designs such as the horizontal sundial, the sun casts a shadow from its style (a thin rod or a sharp, straight edge) onto a flat surface marked with lines indicating… …   Wikipedia

• Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …   Wikipedia

• Cyclohexane conformation — A cyclohexane molecule in chair conformation. Hydrogen atoms in axial positions are shown in red, while those in equatorial positions are in blue. A cyclohexane conformation is any of several three dimensional shapes that a cyclohexane molecule… …   Wikipedia

• Saturn — /sat euhrn/, n. 1. an ancient Roman god of agriculture, the consort of Ops, believed to have ruled the earth during an age of happiness and virtue, identified with the Greek god Cronus. 2. Astron. the planet sixth in order from the sun, having an …   Universalium

• Longitude — For Dava Sobel s book about John Harrison, see Longitude (book). For the adaptation of Sobel s book, see Longitude (TV series). Map of Earth Longitude (λ) Lines of longitude appear vertical with varying curvature in this projection, but are… …   Wikipedia

• Jupiter — This article is about the planet. For other uses, see Jupiter (disambiguation). Jupiter   …   Wikipedia

• Orbital elements — are the parameters required to uniquely identify a specific orbit. In celestial mechanics these elements are generally considered in classical two body systems, where a Kepler orbit is used (derived from Newton s laws of motion and Newton s law… …   Wikipedia

• Moon — This article is about Earth s Moon. For moons in general, see Natural satellite. For other uses, see Moon (disambiguation) …   Wikipedia