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Из астрономического словаря Санько Н.Ф. Спектр (от лат. spectrum - представление, образ, видение) . ... Спектром электромагнитного излучения называется совокупность всех значений его интенсивностей для любых длин волн, частот или энергий его квантов . Его принят о разбивать на несколько диапазонов. ... Непрерывный спектр электромагнитного излучения в оптическом диапазоне представляет собой сплошную непрерывную цветную полоску с изменением цветов от красного до фиолетового. ...

... RC0015+0503a . RC0015+0503b . RC0015+0501 . ... Radio source parameters . ... R.A.(B1950) Dec.( ... MHz] size["] flux[mJy] 00:12:48.50 +04:44:53.3 1425.0 10.0x4.6 75 00:12:48.90 +04:44:37.7 7.6x4.6 16 R.A.(J2000) Dec.( J2000) LAS Sp. Morphol. ["] index 00:15:22.62 +05:01:33.6 16.3 1.03 D,FRII 00:15:23.02 +05:01:18.0 ---------------------------------------------- # R.A.(J2000) Dec.( ... R.A.(J2000) Dec.( J2000) R.A.(B1950) Dec.( ... Last updated 11 Dec 2000 . ...

Next: Imaging Polarimetry with NICMOS Up: NICMOS Data Calibration and Previous: The Photometric Performance of . ... NICMOSlook and Calnic C . ... Extracting spectra from a large number of NICMOS grism images requires a convenient interactive tool which allows a user to manipulate direct/grism image pairs. ... NICMOSlook and Calnic-C are two programs that were designed to take advantage of the fact that the NICMOS grism mode typically consists of taking both a direct and a grism image. ...

... Before the modern era of technological astronomy, to know anything about the Universe beyond our planet we relied on light. ... Historically the two rival ideas were that light was either a stream of tiny bullet-like particles or a wave wobbling its way through space. ... The light we see (visible light which is not the tautology it sounds) is only part of the electromagnetic spectrum, a great sweep of radiations which also includes radio, infra-red, ultra-violet, x-rays and gamma rays. ...

... Данная работа представляет результаты обработки спектра кометы Hale-Bopp, полученного Есиповым В.Ф. 10.07.96 с помощью дифракционного спектрографа на 1.25-м телескопе Южной Станции ГАИШ МГУ. ... Эмиссионный спектр: Из-за мощного непрерывного спектра удалось уверенно идентифицировать только полосы С2. ...

... Spectrum-RG is joint project of Russian Federal Space Agency (Roscosmos) and German Space Agency (DLR) of X-ray astrophysical observatory. Its main aim is to make all-sky survey in the X-ray (0.5-11 keV) band in order to find all massive clusters of galaxies in the Universe, millions of active galactic nuclei, including obscured ones and hundreds of thousands of Galactic X-ray sources. ... eRosita (Germany) X-ray grazing-incident mirror telescope, consisting of 432 mirrors combined in 7 modules. ...

... Футболка Denim & Supply Ralph Lauren. ... Подвесное украшение Sima-land "Счастья в дом", выполненное из акрила, прекрасно подойдет для праздничного декора вашей ели. ... Создайте в своем доме атмосферу веселья и радости, украшая новогоднюю елку нарядными игрушками, которые будут из года в год накапливать теплоту воспоминаний. ...

... This file table3 82 660 Observed wavelengths, laboratory values and identifications -------------------------------------------------------------------------------- Byte-by-byte Description ... Format Units Label Explanations -------------------------------------------------------------------------------- 1- 3 I3 --- SpOrd Spectrum order 5- 12 F8.3 0.1nm SolLam Wavelength determination of all solar and telluric lines measurable on the ... Note (6): J: Junkes et al., ...

... Search . ... Astrophysics Group . ... NP-CAMB . ... We provide a set of routines for producing CMB power spectra with a variety of primordial power spectrum models based on the paper astro-ph/1203.1252 . We provide a model independent node based reconstruction using either linear or cubic spline interpolation with codes to integrate with CAMB and CosmoMC . ... We will shortly provide a set of routines for the generation of spectra using the Lasenby & Doran Closed Universe Model astro-ph/0307311 . ...

Programs to generate color spectra ================================== These programs were developed to produce realistic color spectra from digital data. ... The distribution here contains the original source code for colorspec and solar in C, and a version of solar written in Fortran. ... It will produce a color spectrum of any digital spectrum. ... The 800x50 image solarflux.ppm was generated by colorspec and the file fluxatlas.dat, a reformatted NSO Solar Flux Atlas in the data directory. ...

... The spatially resolved structure near the hydrogen emission H line was found in the spectrum taken with the BTA/SCORPIO in June, 2013. ... The fragment of the Nova V1494 Aql spectrum is shown in Fig.1. ... The Nova V1494 Aql has passed the stage of the supersoft X-ray source (SSS) in the period between 218 and 516 days after the visible light maximum (Schwarz et al., ... The spectrum of Nova V1494 Aql taken on 2013 June 9 with BTA/SCORPIO . ... The vertical lines are the lines of night sky emission....

The Star called the Sun. The Sun as the star . ... The visible star value . ... Spectrum class . ... 149 597 870 km . ... The Solar energy sourse is the core transformation of the Sun, where temperature is 15 000 000 K. The energy from inside is carried by irradiation and then in the external layer with 0,2 Ra of thikness - by convection. ... The Earth, situating far from the Sun (149 mil km), receives about 2.1017 W of the Solar beam energy (see item "The Solar constant" ). ...

эффектов галактических и солнечных космических лучей методом наземного мониторинга ' в рам ках программы фундаментальных исследований Президиума Российской академии наук ?6 Нейтринная физика за 2006 г. В результате выполнения данного проекта осуществлялась непрерывная регистрация интенсивности КЛ на Саянском спектрографическом ... Известия РАН, серия физическая (в печати). ... Координатор http :// www . ...

Atlas of the Arcturus MgH line's families spectrum* O. M. Ivanyuk, Ya. V. Pavlenko Atlas consists on three parts: The first part ­ is a spectrum atlas in range from 4925е till 5225е that covers MgH A -X 0-0 , MgH A-X 1-1 and MgH A-X 2-2 line's families The second part of atlas shows range from 5375е till 5625е in accordance with MgH A-X 0-1 and MgH A-X 1-2 families And the third ...

... The ARC echelle spectrograph records the entire visible and near-IR spectrum in one exposure on a 2048 x 2048 SITe CCD chip with 24 micron pixels, with a resolution of 30,000. (2.5 pixels) . ... CCD is a SITe TK2048E back illuminated CCD . CCD is a 2048 x 2048 pixel array . ... Field of View: Available slits (Observing Specialist installable): 1.6" x 1.6" , 1.6" x 3.2" (default), 1.6" x 4.7", 0.9" x 0.9" (pinhole) . ... 31.6 grooves/mm, blaze angle b = 63.5 deg (nominal), or tan b = 2 . ...

Next: Massive X-ray Binaries Up: No Title Previous: X-ray Galactic Sources and . Table  7 represents the full matrix of stages of binary stars in a model spiral galaxy with the total mass of matter in stars of for (flat spectrum), and Lyne and Lorimer's distribution for kick velocities (equation 7.4.2 )   with km s (which gives the transverse velocity distribution for modeled pulsars best-fitting Lyne and Lorimer (1994)[ 132 ] data; Figure  24 ). ...

... DIAGNOSTICS OF IONOSPHERIC IRREGULARITY SPECTRUM USING MEASUREMENTS OF RADIO WAVE ANOMALOUS ATTENUATION UNDER VERTICAL SOUNDING . ... The selected experimental data are characterized by a high average level of attenuation of a signal of vertical sounding (10 dB and above), which cannot be caused by collisional absorption of radio waves (practically absent in a dark time of day) and, hence, being a consequence of scattering on random irregularities. ... ATTENUATION OF A VERTICAL SOUNDING SIGNAL . ...

... Another option is to buy slides of astronomical objects at different wavelengths to show students why astronomers use different bands of the spectrum to bring out specific characteristics in celestial objects. ... He then uses the camera to scan the entire classroom, asking students to identify what they are seeing. ... Once students see light in action, they can investigate its properties - such as frequency, wavelength, and interference - with wave experiments. ...

Kholtygin A.F., Galazutdinov G.A., Burlakova T.E., Valyavin G.G., Fabrika S.N., Lee B.-C. Microvariability of Line Profiles in the Spectrum of the Star iota Her . Astronomy Reports, 50 , 230-231 ( 2006 ) Original Russian Text published in Astronomicheskii Zhurnal, 83 , No. 3, pp. ... We present the results of a search for and analysis of line-profile variations in the spectrum of the star iota Her. ... Evidence was found for cyclic variations of the lines, with periods from 7 hour to 2.9 day. ...