Blackholes Forum Message . Forums: . Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... Discussion Forums | Blackholes I | ... There Are Two Different Situations Here! Forum List | ... Back to Thread Topics | ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... sin f = y / r . cos f = x / r . ... They are now viewed as new definitions of the sine and cosine, for the polar angle f given by x and y ( a slightly different way of formulating this definition is described further below ). ... sin 2 f + cos 2 f = 1 . ... Angle . ... Many trigonometry texts define the sine and cosine slightly differently, using the so-called unit circle . ... Then the distance AB ("the sine line") equals sin a , and the distance OA ("the cosine line") equals cos a . ...

The database contains references to the papers, data files and links to the Internet resources related to measurements and calculations of the optical constants in the wavelength interval from X-rays to radio domain. ... References to some useful books and reviews on the subject (e.g. the classical handbooks edited by E.D.Palik) and links to Internet collections of optical constants and personal WWW pages with related software were also placed in the database. You have arrived at our welcome page. ...

RECREATIONAL TELESCOPES . SPOTTING SCOPES . ... TELESCOPE ACCESSORIES . ... HOME . ... ABOUT LOMO . PRODUCTS . ... TELESCOPES . ... Home Products Telescopes . ... Over the past 2 years LOMO in association with American engineers has developed a new line of recreational telescopes, and spotting scopes, ranging from 30 mm to 254 mm in diameter. ... Recreational Telescopes : . Spotting Scopes . ... Telescope Accessories . ... LOMO America, Inc. ... 847) 215-8800, Fax: (847) 215-9073 . ...

Astronotes Armagh Planetarium's Stellar Blog! ... Space Flight . ... Posted on January 13, 2012 | No Comments The aurora is a stunning celestial event associated with EarthтАЩs polar regions. ... Continue Reading.. Posted on October 20, 2011 | ... Posted on September 26, 2011 | ... Posted on July 19, 2011 | ... Posted on May 27, 2011 | ... Time was originally defined and quantified through astronomy, and today astronomers are used to glibly talking of vast stretches of time. ...

Компания Aeronautics and Cosmonautics Romanian Association (Asociatia Romana pentru Cosmonautica si Aeronautica - ARCA) была организована студентами факультета аэронавтики (Facultatii de Inginerie Aerospatiala) Бухарестского университета в 1999 году. ... В 2002 году эта ракеты была впервые показа публике, и 16 октября 2002 года компания ARCA официально включилась в борьбу за X-Prize. Целью компании было создание пилотируемого корабля ORIZONT . ...

M. ( / DIAS, Ireland), A. (ISDC, Switzerland) 1 - Key Question Only 3 binary systems regularly observed in TeV: PSR B1259-63 (young pulsar +Be star, P=3.4 y) LSI +61 303 (comp. source + Be star, P=26.42 d) LS 5039 (comp. source + O star, P=3.9 d) Origin of the high-energy emission? ... 2006; Neronov &Chernyakova 2007 4 3.4 years orbital period. e~0.87 Correlated variability with a sharp rise ( "two bumps structure" ) is seen in radio, X-ray (and TeV?) bands. ...

... Photos . Rainbow in Cambridge . ... Different phases of the lunar eclipse . ... Копосов Сергей , 2003-2007 . Koposov Sergey , 2007 ...

... The VSM: Lunokhod-2 25-year anniversary . Luna-21 with Lunokhod-2 landed on Moon 16 January 1973. ... All photos here except full Moon and Mare Serenitatis were made by author in NPO Lavochkina museum. ... which is very similar to Lunokhod-2, except its cameras. Luna-21 landed 15 Jan at 23:35 GMT inside 55-km Le Monnier crater on the eastern edge of Mare Serenitatis. ... Frame - Mare Serenitatis . ... Any wheel could be permanently disconnected from its motor if the motor gets stuck. ...

Estimations of dome seeng by results of optics quality tests with Shack-Hartman wavefront sensor. ... Measurements on AZT-22 Telescope diameter: 1000 mm F/7.7 Effective subaperture: 37.5 mm Exposure time: 100 ms Time between exposures: 5 s Individual image with tilts in X direction AZT-22 tower The spatial spectrum evolution (top) and wind direction in measurements processes . AZT-22. ... ZTSH dome Zeiss-1000 dome The spatial spectrum evolution (up) end wind direction through time. ...

... ME AND MY SCHOOL . SOURCES . THE CHART OF THE DIFFERENCES IN THE SPELLING OF SOME WORDS CONNECTED WITH SCHOOL AND EDUCATIONAL SYSTEM IN BRITAIN AMERICA. ... РАЗЛИЧНЫЕ СТРАНЫ ИМЕЮТ РАЗЛИЧНЫЕ СИСТЕМЫ ОБРАЗОВАНИЯ, НАПРИМЕР ВЕЛИКОБРИТАНИЯ ИЛИ СОЕДИНЕННЫЕ ШТАТЫ. ... ОБО МНЕ И МОЕЙ ШКОЛЕ(ME AND MY SCHOOL), . ... А ТАКЖЕ ВАМ ПРЕДЛАГАЕТСЯ ТАБЛИЦА РАЗЛИЧИЙ В НАПИСАНИИ И ПРОИЗНОШЕНИИ СЛОВ СВЯЗАННЫХ С ОБРАЗОВАТЕЛЬНОЙ СИСТЕМОЙ В США(AMERICAN ENGLISH)И ВЕЛИКОБРИТАНИИ(BRITISH ENGLISH)-THE CHART . ...

The project of the informational system creation on the problem of evolution of radio galaxies, as a part of the "Big Trio" project aimed on studing of distant radio galaxies, is designed. This system allows a user to operate with simulated curves of spectral energy distributions (SED) to estimate ages and redshifts by photometry data. Authors use SEDs of several models for different types of galaxies. ... The HTTP and e-mail access is organized to this system. ...

... Robert Naeye, Editor in Chief of Sky Telescope Magazine . ... NASA's Gamma-Ray Large Area Space Telescope (GLAST), recently renamed FERMI Gamma Ray Space Telescope, is a powerful space observatory that will open a wide window on the universe. ... He was recently the Senior Science Writer in the Astrophysics Science Division at NASA’s Goddard Space Flight Center in Greenbelt, Maryland. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... 8, ``Celestial Mechanics'', 2002 On the detection of slow diffusion along resonances in Hamiltonian systems E. Lega 1 , C. Froeschl'e 1 , M. Guzzo 2 1 Observatoire de Nice, Bv. de l'Observatoire, B.P. 4229, 06304 Nice cedex 4, France 2 Dipartimento di Matematica Pura ed Applicata, Universit`a degli Studi di Padova, via Belzoni 7, 35131 Padova, Italy It is now well known that deterministic systems can give rise to so--called chaotic motion [13]. ... Lega E., Froeschl'e C. Fast Lyapunov Indicators. ...

The Youth Space Center ( YSC ) was established in Bauman Moscow State Technical University (BMSTU) in 1989 to provide primary aerospace education for young people, stimulate youth creative research thinking, promote space science and technology achievements and develop cooperation with other youth organizations in the international aerospace community. ... BMSTU students can participate in such YSC activities as annual international workshop for space enthusiasts and Practical Cosmonautics course. ...

11 august 2014/Monday: Arriving, Registration . ... The variation of solar flare coronal X-ray source spatial properties. ... Melnikov V.F., Charikov Yu.E., Kudriavtsev I.V. Directivity of X-ray and gamma-ray emission from different parts of flaring magnetic loops. ... E., Melnikov V.F. Angular characteristics of polarization degree of hard X-ray emission from different parts of flaring magnetic loops. ... The thick target model and analytical calculations of the hard X-ray emission from solar flares. ...

... Лента абразивная FIT на тканевой основе для ленточных шлифовальных машин. ... 100 Г. MasticDent Hios Herbs- это синтезированная паста с витаминами А, Е и В5 и мастичным маслом, которые укрепляют десны и зубную эмаль. ... Шаг измерения секундомера 1/100, максимальное время измерения 24 часа. ... Внешний слой: 100% полиэстер, саржа деним или 100% полиэстер, оксфорд с принтом . Подкладка: 100% тафта из нейлона / 100% ворсованный полиэстер и плюшевый трикотаж / сетка из 100% полиэстера . ...

... Bad Astronomy . Misconceptions . ... Bad Astronomy : The Moon only shows one face to us because it is not rotating. Better astronomy : The Moon only shows one face because it is rotating, once every time it revolves around the Earth. ... Place the Moon model on the table about 30 centimeters (one foot) away with the X facing the Earth model. ... You'll see that to keep the X facing the Earth model, you have to rotate the Moon model as it goes around the Earth model . ... 2008 Phil Plait. ...

Общий форум . Scientific.ru Все форумы . ... x203a; x203a; x203a; в ответ на: Re: Теневые фотоны и Принцип Тьюринга В.Г.Горбачев . ... Q37 Could we detect other Everett-worlds? ... To detect the other worlds you need a reversible machine intelligence. ... Assuming that we have a reversible machine intelligence to hand then the experiment consists of the machine making three reversible measurements of the spin of an electron (or polarisation of a photon). ... Re: Теневые фотоны - лженаучно? ...

Large-scale wave processes in space plasma. ... G.V.Lizunov, O.P. Verkhoglyadova, and K.I. Churyumov, Plasma- beam instabilities in comatary ionospheres, Russian Astronomical Journ. ... Verkhoglyadova, O.P., V.V. Grimalsky, Propagation of ion- sound solitons in unhomogeneous plasma, Ukrainian Phys. Journ., ... Verkhoglyadova, O.P., Ivchenko, V.N., Plasma regime identification technique using magnetospheric satellite measurements, Space Sci. and Technology, 4 (5/6), 18-27 (1998) (in Ukrainian). ...