Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... A most promising problem is to investigate the interaction of two VHF powerful radiowave beams in the ionosphere, whose difference frequency is equal to the plasma frequency in some ionospheric area (that is, the difference frequency is taken in the range 1-8 MHz). ... Two-frequency interaction effects are based on radiowave non-linear mixing, which is rather complicated when describing and modelling the experiment. ...
... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...
Общая Астрономическая Конференция > Все про астрономическое оборудование > Астрономическое оборудование > Новые отражающие и просветляющие покрытия от Celestron . ... Просмотр полной версии : Новые отражающие и просветляющие покрытия от Celestron . ... New Starbright XLT high performance optical coatings are now available on all Celestron 8' and larger Schmidt-Cassegrain telescopes. ... You can simply see and photograph more faint object detail with a Starbright XLT coated Celestron telescope. ...
The lost world: Pluto and Haron. Pluto . ... Mass . ... The period of rotation . ... Pluto is the ninth from the Sun big planet of the solar system. ... The careful processing of the snapshots with the images of the star sky parts, where the new planet was thought to be found was not successful at that time (later on when Pluto had been discovered the snapshots of 1991 were processed again and there were the four very weak and invisible earlier imeges of the planet seen). ...
Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Май 1998 . ... Дата: 07 мая 1998 (1998-05-07) От: Alexander Bondugin Тема: National Space Society Calls for President to Act on ISS Привет всем! ... Дата: 07 мая 1998 (1998-05-07) От: Alexander Bondugin Тема: Most Powerful Explosion Since The Big Bang Challenges Gamma Ray Burst Subject: Most Powerful Explosion Since The Big Bang Challenges Gamma Ray Burst Привет всем! ...
... Now comes a remarkable opportunity for all AAAP members to learn more about our closest star-- straight from a leading figure in solar physics and expert on solar eclipses. Dr. Fred Espenak from the NASA Goddard Spaceflight Center will present Predicting and Chasing Solar Eclipses at a special lecture on March 30. ... Information about future solar eclipses visible from Princeton will be distributed at this event, at which the public is also welcome (bring your kids too!) ...
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Ссылки http://www.princetonastronomy.org/newsletters/03_2007sidereal.pdf -- 357.4 Кб -- 10.03.2007 Похожие документы
To appear in "Fourth Workshop on Robotic Autonomous Observatories (2015)"RevMexAA(SC) METEOR OBSERVATIONS WITH MINI-MEGATORTORA WIDE-FIELD MONITORING SYSTEM S. Karpov, 1, 3 N. Orekhova2 G. Beskin, 1, 3 A. Biryukov3,4 S. Bondar,2 E. Ivanov,2 E. Katkova,2 A. Perkov, and V. Sasyuk3 RESUMEN 2 Favor de prop orcionar un resumen en espanol. ... The faintest detected meteors has the peak brightness about 10 mag, while the ma jority - from 4 to 8 mag. ... 2010; Karpov et al. 2013; Beskin et al. ...
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Ссылки http://vo.astronet.ru/~karpov/pdf/2015_Malaga_mmt_meteors.pdf -- 115.6 Кб -- 15.12.2015 Похожие документы
... Molecular beam epitaxy . Surface analysis . ... Molecular beam epitaxy and fundamental studies of semiconductor heterostructures (with quantum wells, quantum dots and superlattices) based on: . narrow gap III-V compounds for optoelectronic and electronic applications; . wide gap II-VI compounds, as well as ZnO, for visible range and UV optoelectronics and basic studies in the field of spintronics; . ...
... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...
... part 1 | ... The Basic Stages in Earth's Pre-geological Development . ... After fragments of the Vortex sleeves separated, whirlwinds of second and third orders ("NC" - new micro-vortex) were generated- future planet cores and their satellites - all of them developing independently, governed by the common laws of development of cosmogenic vortexes. ... Our planet's core today is comprised of considerably deteriorated cosmogenic vortex; consequently, the Earth has a moderated magnetic field. ...
... 1980 . ... A three-stage version of China's CSS-X4 intercontinental ballistic missile is being developed for various space applications. ... The rocket - to be known as "Long March 3"- has four gimbal-mounted engines in the first stage developing a com?bined thrust of some 280 tonnes. ... Four small gimbal-mounted motors provide thrust-vector control. ... The third stage, which employs LO 2 /LH 2 propellants, has four gimbal-mounted thrust chambers. ... CHINESE ASTRONAUTS. ...
... SUPER RATIO . ... On this page I will present the most important (on my opinion) idea on Intellegence Life in the Universe . ... On the problem of the Super Ratio in astrophysics" . ... As a matter of fact, this is the main problem of the modern natural science. ... Here I shall try to speak about the most important problem of the modern natural science, the problem which is undoubtedly, of more importance than discovery of Blacks Holes, creation of Grand Unification Theory or Artificial...
Symbolic circuit-matrix processor and evaluator . ... This software is reliable over the range of benchmark circuit complexity (both *.CIR and *.MAT file). ... SYMBOL is a symbolic-algebra package which in contrast to REDUCE, MACSYMA, MAPLE, MATHEMATICA, MathLAB, MathCAD and other known multi-purpose systems is especially intended for analysis of any lumped, linear, time-invariant circuit. ... pure ASCII text . ... CIRSYM - SYMbolic CIRcuit processor used to format ASCII text file *.out for CALCSYM. ...
Russian Version [ MS-Win ] . ... Satellite data ] . ... The program is a powerful tool for multi-purpose image analysis and processing. It operates on files in main standard image storage formats: TIFF, BMP, GIF, PDF. The program contains a rich collection of operations for visual image quality improvement: linear and logarithmic normalization, equalization, brightness transformation by arbitrary look-up table, etc. ... ALMAZ-1 satellite data processing . NOAA satellites data processing . ...
Introduction The suggested invention relates to attitude control system of a spacecraft. ... Systems without interaction with ambient (Systems with jet engines) Here, for instance, we can put systems, which can generate torque because of jettisoning any particles or gas. ... The main element of the suggested attitude control system is an electrical motor, which main feature is absents of a stator. ... 3 Block diagram of an attitude control system on a jet engines base. ... It is a system with| | ...
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Ссылки http://www.cosmoworld.ru/spaceencyclopedia/publications/el_motor%2003engl.doc -- 59.5 Кб -- 07.03.2005 Похожие документы
... 0,50-0,59 (0,50-0,59) µm . ... Swath Width . ... at end of visibilty area . ... Visibility Area Width . ... Ground Resoultion in Nadir: . along swath . ... across swath . ... Ground Resolution at End of Visibilty Area: . ... 200 lines per second . ... at least 200 . Ground resolution corresponds to normal flihgt altitude 650 km. For more information send a mail to: info@sputnik.infospace.ru . ...