apparent celestial sphere


apparent celestial sphere
Астрономия: видимая небесная сфера

Универсальный англо-русский словарь. . 2011.

Смотреть что такое "apparent celestial sphere" в других словарях:

  • Celestial sphere — [ celestial equator.] In astronomy and navigation, the celestial sphere is an imaginary rotating sphere of gigantic radius , concentric and coaxial with the Earth. All objects in the sky can be thought of as lying upon the sphere. Projected from… …   Wikipedia

  • celestial sphere — An imaginary sphere of infinite radius, centered at the center of the earth, on which the apparent motion of celestial bodies takes place. Because all stars are so far from an earthbound observer that they can be located solely by their direction …   Aviation dictionary

  • celestial sphere — the imaginary spherical shell formed by the sky, usually represented as an infinite sphere, the center of which is a given observer s position. [1875 80] * * * Apparent surface of the heavens, on which the stars seem to be fixed. For the purpose… …   Universalium

  • celestial sphere — noun the apparent surface of the imaginary sphere on which celestial bodies appear to be projected • Syn: ↑sphere, ↑empyrean, ↑firmament, ↑heavens, ↑vault of heaven, ↑welkin • Derivationally related forms: ↑firmamental …   Useful english dictionary

  • celestial sphere — noun Date: 1829 an imaginary sphere of infinite radius against which the celestial bodies appear to be projected and of which the apparent dome of the visible sky forms half …   New Collegiate Dictionary

  • Celestial spheres — Not to be confused with celestial sphere. For other uses, see Celestial (disambiguation). Geocentric celestial spheres; Peter Apian s Cosmographia (Antwerp, 1539) …   Wikipedia

  • Celestial pole — The north and south celestial poles and their relation to axis of rotation, plane of orbit and axial tilt …   Wikipedia

  • Apparent magnitude — Asteroid 65 Cybele and 2 stars with their magnitudes labeled The apparent magnitude (m) of a celestial body is a measure of its brightness as seen by an observer on Earth, normalized to the value it would have in the absence of the atmosphere.… …   Wikipedia

  • sphere — I. noun Etymology: Middle English spere globe, celestial sphere, from Anglo French espere, from Latin sphaera, from Greek sphaira, literally, ball; perhaps akin to Greek spairein to quiver more at spurn Date: 14th century 1. a. (1) the apparent… …   New Collegiate Dictionary

  • Sphere — Sphere, n. [OE. spere, OF. espere, F. sph[ e]re, L. sphaera,. Gr. ??? a sphere, a ball.] 1. (Geom.) A body or space contained under a single surface, which in every part is equally distant from a point within called its center. [1913 Webster] 2.… …   The Collaborative International Dictionary of English

  • celestial globe — n. a globe on which the stars, constellations, etc. are depicted in their proper relative positions in the sky * * * ▪ astronomy       representation of stars and constellations as they are located on the apparent sphere of the sky. Celestial… …   Universalium


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