In autumn 1994, two groups of astronomers announced that they had discovered Cepheid variable stars in a distant cluster of galaxies. ... As the term suggests, variable stars change in brightness over time. ... Variable stars are an ideal way to get high-school students doing real science, with real data, from the real sky. ... a sky chart to find the stars . ... Students can use the nearby stars to estimate the magnitude of Delta. ... Locate the star Delta in Cepheus and estimate its brightness . ...

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... Институт прикладной математики им. М.В.Келдыша . БАЛЛИСТИЧЕСКИЙ ЦЕНТР . О Центре . ... Баллистический Центр Института прикладной математики им. М.В.Келдыша РАН . Баллистический центр (БЦ) ИПМ им. М.В. Келдыша создан по предложению С.П. Королева и М.В. Келдыша в 1965 году. На него были возложены работы по баллистико-навигационному обеспечению (БНО) управления полетом пилотируемых кораблей и автоматических космических аппаратов научного и народно-хозяйственного назначения. ...

... в конференц-зале ГАИШ в 14 00 . ... Секретарь семинара М.К. Абубекеров . ... Липунов В.М. (ГАИШ МГУ) . ... Бескин В.С. (ФИАН РАН) . сопредседатель . ... Митрофанов И.Г. (ИКИ РАН) . ... Постнов К.А. (ГАИШ МГУ) . ... Курт В.Г. (АКЦ ФИАН) . ... Прохоров М.Е. (ГАИШ МГУ) . ... Имеется огромная потребность в обмене идеями и информацией сильно разделившихся в последние годы астрономических центров - ГАИШ, ФИАН (теор отдел), ИТЭФ, АКЦ ФИАН, Институт Астрономии, ИКИ, ИПМ, Институт Физпроблем, ИЯИ .. ...

During routine astrometry with the 1.0-m to improve the orbit of the Apollo asteroid 2004 CB, the 'asteroid' was found on March 30 to have a short tail! ... it was renamed periodic comet P/2004 CB (LINEAR). ... Back to Previous News . Siding Spring Survey Main Page . ... Follow-up Astrometry with the 1.0-m at SSO . Previous News Items . Anglo-Australian Near Earth Asteroid Survey 1990-96 . ...

STEP INTO THE BLUE - MEADE INSTRUMENTS PRODUCT GUIDE . ... Meade 4M Community . ... Telescopes . LX850 Series . ... Meade's revolutionary LS LightSwitchтДв series of telescopes use advanced technologies to do what no other consumer telescopes have done before: take all the hassle out of using a telescope. ... H-Alpha Filters . ... Coronado Accessories . ... Meade Series 4000 #905 Variable Polarizing Filter (1.25") . ... Meade Series 4000 #905 Variable Polarizing Filter (1.25") #07286. ...

... Spectral density of atmospheric pressure term around the FCN frequency Amplitude modulation of signal a(t ) A(t ) cos(0t 0 ) A(t ) A0 A cos(t ) A0 [1 m cos(t )] MA0 a(t ) A0 cos(0t 0 ) cos[(0 )t (0 )] 2 MA0 cos[(0 )t (0 )] 2 Annual variation of amplitude of S1 tide Semiannual variation K1; P1 1; 1 S1 (t ) A cos 2 f S1t B sin 2 f S1t Amplitude modulation of complex signal P 430 (410; 480) f 1.002324 (1.002439; 1.002083) f modulation (0.000115 0.000241) Pmodulation (8700 6100) 18.6 years? ...

Astronomy Discussion Forums . ... God and Science ћ SETI ћ Software ћ UFO ћ XEphem . ... A Sensational Discovery . ... Post Message | ... It is citing the Kalashnikov gun instance. ... The new ones is inclosing in following: the Law of Pulse(Momentum) is acting until the bullet and the gun clash something. ... www.astronomy.net . About Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

... Shevchenko Vladislav Vladimirovich . ... Position: Head of Department of Lunar and Planetary Research, Sternberg State Astronomical Institute, Moscow University, Doctor of Physics and Mathematics. ... L. Johnson Space Center - Lunar and Planetary Institute. ... Sternberg State Astronomical Institute, Moscow University, Universitetsky 13, Moscow, 119899 , Russia, . ... V.I.Chikmachev, S.G.Pugacheva and V.V.Shevchenko, Sternberg State Astronomical Institute, Moscow University, Moscow, chik@sai.msu.ru ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil Croisement de navettes spatiales . ... Enterprise a †йt†й fix†йe sur le Boeing 747 qui a achemin†й Discovery †а l'a†йroport et elle s'envolera le 23 avril, si le temps le permet, vers New York pour prendre place dans un autre mus†йe : the Intrepid Sea Air and Space Museum...

Russian SHAREABLE DATA CENTER Institute of Solar-Terrestial Physics SB RAS . ... The on-line prediction procedure is based on the Newton interpolation formulae for a uniform distribution of the variable with first, second and third argument powers restrictions (Kurkin V.I. , Polekh N.M., Tchistyakova L.V. MAF operative prognosis for oblique ionosphere sounding// Issledovaniya po geomagnrtismu, aeronomii i phisike Solntsa. ... Prediction MUF calculation for the next 15 minutes; . ...

Is the ozone layer recovering ? ... Global Regulation Global Regulation · · · · 1985: Vienna Convention 1987: Montreal Protocol Several amendments and adjustments Quantity for (chemical) ozone depletion of ODS: EESC (Equivalent Effective qu ect Stratospheric Chlorine): Weighting over release and ozone depletion of individual ODS EESC for mid-latitudes http//:www.wmo.ch/web/arep/reports/ozone_2002/q&as.pdf, Seite Q.29 1980 1990 2000 2010 2020 2030 2040 2050 2060 2070 2080 2090 2100 3. ...

... ASTEROID’S MOONS : DISCOVERY BY RADAR . ... Moons of known asteroids have a low position ambiguity, which makes their discovery with powerful ground-based radar much easier than the discovery of new asteroids or other objects of Solar System. ... The other technique is a direct detection of radar echo from an asteroid moon. ... However, the diameter of a ground-based fully-steerable reflector is limited by 120-150 m to make it possible to perform two different functions: focusing and tracking (fig. ...

A computer controlled low light photometer for nightglow observations. Hardware units of portable photometer for low light measurements, especially night glow emission is described. ... Interface card contain three channels of 24 bit counter, 4 channels of 12 bit ADC and the buffer bus for the controlled motors of the altazimuthal fork mounting and filters wheel, the position encoders. ... Where N( ) is output signal photometer generated input light flux F( l ) . ... PMT # . 599 . ...

Stellarium 0.12.3 . ... Classes . ... ClassљList . ClassљIndex . ClassљHierarchy . ClassљMembers . ... Variables . ... aggregatedLog : StelQGLGLSLShader . ... altitude : StelLocation . ... defautAngleForGravityText : StelProjector::StelProjectorParams . ... epoch : varstar . ... info : Planet::SharedPlanetGraphics , StelModuleMgr::PluginDescriptor . ... locked : StelQGLInterleavedArrayVertexBufferBackend , StelQGLArrayVertexBufferBackend . ... state : StelQGLGLSLShader , StelLocation . ...

... SIGMA - The hard X-ray and soft gamma-ray telescope . ... Sigma observation of the pulsar OAO 1657 - 415: Precise localization at hard X-ray energy and discovery of spin-down // Astrophysical Journal (1991) Mereghetti, S., et al. ... SIGMA observations of the Virgo cluster // Astronomy and Astrophysics (1992) Lebrun, F., et al. ... Discovery of the high energy emission from the transient X-ray pulsar GRS 0834-430 // Astronomy and Astrophysics Supplement Series (1993) Denis, M., et al. ... 2016 IKI...

December 1, 1999 Prof. Burton Richter, Director Emeritus, SLAC . ... Physics Colloquium . Condensed Matter Seminars . Theoretical Science Seminars . ... The lecture will summarize some of the new information in high energy physics that impacts our understanding of the basic structure of matter and evolution of the early universe. ... Professor Richter's talk will be aimed at a general science audience. 4:00pm, 100 Willamette Hall . return to top . ... 4:00pm, 318 Willamette Hall . ...

. На главную страницу НМУ . [ Postscript (20K) | Zipped postscript (8K) ] . Голоморфные функции и отображения. Феномен Хартогса. Оболочки голоморфности. Голоморфная выпуклость. Многообразия Штейна. Псевдовыпуклость и плюрисубгармоничность. Решение $\bar d$-уравнения по Хермандеру. Топология многообразий Штейна по Элиашбергу и Гомпфу.

... 2. (a) Metallicity function and relations between (b) metallicity and radial velocity, (c) metallicity and maximum distance from the Galactic plane,and (d)metallicity and variability period for RR Lyrae variables in the initial sample.The curve in the first graph is the maximum-likelihood approximation of the distribution using a sum of two normal curves with the indicated means,dispersions,and total numbers. ... next figure | privious figure . ...

... Редуктор фокуса CCD f/3.3/Field Flattener and Variable T-Adapter . ... Редуктор фокуса устанавливается на выходе оптической системы и применяется для уменьшения эквивалентного фокуса телескопа, при этом увеличивая общую светосилу. ... Данный редуктор используется при фотосъемке для уменьшения общей экспозиции на 80%. ... Зеркальные цифровые фотоаппараты PENTAX . ... Бинокли PENTAX и зрительные трубы PENTAX . ... Pentax.ru . ... Copyright PENTAR ї2004-2016. (бинокли, цифровые фотоаппараты, телескопы)...