photoelectric magnitudes

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• Fotometría fotoeléctrica — Saltar a navegación, búsqueda La fotometría fotoeléctrica es una de las distintas variantes de las que dispone la fotometría para determinar la magnitud de los diferentes astros (estrellas, planetas, galaxias, etc.). Tal como su nombre indica,… …   Wikipedia Español

• Delta Pavonis — Observation data Epoch J2000      Equinox J2000 Constellation Pavo Right ascension 20h 08m 43.6084s[1] …   Wikipedia

• Delta Pavonis — Données d observation (Époque J2000.0) Ascension droite 20h 08m 43,6084s[1] Déclinaison −66° 10′ 55,446″ …   Wikipédia en Français

• photometry — photometric /foh teuh me trik/, photometrical, adj. photometrist, photometrician /foh teuh me trish euhn/, n. /foh tom i tree/, n. 1. the measurement of the intensity of light or of relative illuminating power. 2. the science dealing with such… …   Universalium

• parallax — parallactic /par euh lak tik/, adj. parallactically, adv. /par euh laks /, n. 1. the apparent displacement of an observed object due to a change in the position of the observer. 2. Astron. the apparent angular displacement of a celestial body due …   Universalium

• radiation — radiational, adj. /ray dee ay sheuhn/, n. 1. Physics. a. the process in which energy is emitted as particles or waves. b. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and… …   Universalium

• Star catalogue — An illustration of the Perseus constellation (after Perseus from Greek mythology) from the star catalogue published by the German astronomer Johannes Hevelius in 1690 A star catalogue, or star catalog, is an astronomical catalogue that lists… …   Wikipedia

• List of astronomy acronyms — This is a compilation of acronyms commonly used in astronomy. Most of the acronyms are drawn from professional astronomy and are used quite frequently in scientific publications. However, a few of these acronyms are frequently used by the general …   Wikipedia

• astronomical map — Introduction       any cartographic representation of the stars, galaxies, or surfaces of the planets and the Moon. Modern maps of this kind are based on a coordinate system analagous to geographic latitude and longitude. In most cases, modern… …   Universalium

• Annus Mirabilis papers — Einstein, in 1905, when he wrote the Annus Mirabilis papers The Annus Mirabilis papers (from Latin annus mīrābilis, extraordinary year ) are the papers of Albert Einstein published in the Annalen der Physik scientific journal in 1905. These four… …   Wikipedia

• electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium