darkening at the limb

darkening at the limb
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English-russian astronautics dictionary. - M.: Military Publishing house. . 1964.

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Смотреть что такое "darkening at the limb" в других словарях:

  • Limb darkening — refers to the diminishing of intensity in the image of a star as one moves from the center of the image to the edge or limb of the image. Limb darkening occurs as the result of two effects:* The density of the star diminishes as the distance from …   Wikipedia

  • limb darkening — In astrophysics, the gradual decrease in observed brightness of the disk of a star from its centre to its edge (limb). This phenomenon, readily apparent in photographs of the Sun, occurs because the solar atmosphere s temperature increases with… …   Universalium

  • Darkening — may refer to: Darkening (ophthalmology), vision loss or weakness that occurs without an apparent lesion affecting the eye Darkening of Valinor, the destruction of the Two Trees of Valinor in in the fictional universe of J. R. R. Tolkien s Middle… …   Wikipedia

  • Limb — can have many meanings. ten thousand to be precise.*from the Old English lim : **Limb (anatomy), a limb is a jointed or prehensile appendage of the human or animal body **a large or main branch of a tree. **In social structure, a representative,… …   Wikipedia

  • Discovery and exploration of the Solar System — The Sun and planets of the Solar System. (Pluto is now classed as a dwarf planet, and is not shown). The relative sizes of objects are drawn to scale; the distances between them are not. For many thousands of years,[clarification needed] …   Wikipedia

  • Gravitational microlensing — Gravitational Lensing Formalism Strong lensing …   Wikipedia

  • star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… …   Universalium

  • sun — sunlike, adj. /sun/, n., v., sunned, sunning. n. 1. (often cap.) the star that is the central body of the solar system, around which the planets revolve and from which they receive light and heat: its mean distance from the earth is about 93… …   Universalium

  • Mariner 2 — Operator NASA Major contractors Jet Propulsion Laboratory Mission type Flyby …   Wikipedia

  • Moons of Saturn — Artist s concepts of the Saturnian ring–moon system Saturn, its rings and major icy moons from Mimas to Rhea …   Wikipedia

  • eclipse — eclipser, n. /i klips /, n., v., eclipsed, eclipsing. n. 1. Astron. a. the obscuration of the light of the moon by the intervention of the earth between it and the sun (lunar eclipse) or the obscuration of the light of the sun by the intervention …   Universalium


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