Crystals of Siberia Solutions for laser systems CRYSTALS of SIBERIA Ltd. ... LBO crystal, SHG Dimensions: 8 mm(W) x 8 mm(H) x 25 mm(L) Cutting angle: Theta: 90 degrees Phi: 11.6 degrees Anti-reflection Coating: DBAR@1064+532 nm both sides Quantity: 1 element Price: $2070 per element Item 2. ...

. Diameter of circular antenna . 576 m . Number of antenna elements . 895 . Size of an element . 11.4 x 2 m . Geometrical area . 15000 m 2 . Effective area of full circle . 3500 m 2 . Wavelength range . 1 - 50 cm . Frequency range . 610 - 30000 MHz . Maximum angular resolution . 2 arcsec . Accuracy of coordinate determination . 1-10 arcsec . Flux density limit . 0.500 mJy . Absolute brightness temperature limit . 0.050 mK . Tracking time (South sector + Flat mirror) . 1-3 h . [RATAN-600 Homepage]

... GALAXY: A galaxy is made up of billions or trillions of stars bound together by their own gravity. ... HELIUM (He): The second element in the periodic table, has 2 protons, 2 neutrons, and is a noble gas. ... Helium melts at -272.2 degrees Celsius, and boils at -268.934 degrees Celsius. ... HYDROGEN (H): The first element on the periodic table, is a gas, and has an atomic mass of 1.00794 amu. ... Hydrogen melts at -259.34 degrees Celsius, and freezes at -252.87 degrees Celsius. ...

Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... 2/3-m Telescope . ... Irvin M. Winer . ... Science . ... Tom Kaye, an amateur astronomer from the Chicago, Illinois area, installed his Tau Boo campaign equipment at our facility in mid-February, 2000. ... The custom unit fed the starlight to an optical fiber that transmits the light to a bench spectrograph located in the Winer machine shop. ... The daily results from mid-February, 2000 to early March, 2000 are shown on the left. ...

... For given geographical longitude and time zone show the current data and time, Universal data and time, current local star time. ... Accept 10 different data formats (data&time, data with decimal day of month, data with decimal day of year, decimal year, some Julian dates), calculate from any formate to others, show day of week. Current data and time direct insertion function is exists. ... Calculate angular distance between two points at the sky by its equatorial coordinates. ...

Общая Астрономическая Конференция > Форумы общей направленности > Любые вопросы от новичков > Шпионим за спутниками . ... Просмотр полной версии : Шпионим за спутниками . ... 08.07.2007, 22:56 . ... Зайдите на сайт www.stoff.pl (http://www.stoff.pl) Там можно на халяву скачать программу Orbitron (поддержывает множество языков). Потом заходим на сайт - www.celestrak.com/NORAD/elements/ (http://www.celestrak.com/NORAD/elements/) Оттуда берем текущие орбиты интересующих нас спутников - напр. ...

... The Utilization of Spatial Enhancement of Landsat Images in the Delineation of Structural Elements, Red Sea Hills, NE - Sudan . ... In contrast to spectral image enhancements, spatial filters emphasize or de-emphasize image data of various spatial frequencies. ... Wherein, most of the structural elements in the area are clear and esily descernible. Subtle enhancements on the structural lineaments in the area enabled the author to produce a structural map of the area under investigation. ...

Class 1 Introduction, Background History of Modern Astronomy The Night Sky, Eclipses and the Seasons Kepler's Laws Newtonian Gravity General Relativity Matter and Light Telescopes Class 2 Solar System Characteristics Formation Exosolar Planets Class 3 Stars The S un Stellar Evolution of Low and High Mass Stars Deaths of Stars Exotic Stars Class 4 Galaxies Galaxy Classification Formation of Galaxies Galactic ... Low mass stars live and die differently than high mass stars. ...

... Research . ... Laboratory . ... The software developed in the laboratory allows to carry out the whole cycle of the satellite information processing: the initial treatment of the data, coordinate relation, topside ionogram deduction, Ne(h) profiles calculation, global mapping the ionospheric parameters, ionospheric modeling and investigations of the mechanisms of the ionospheric parameters variations with local time, season, magnetic activity level, longitude, latitude, and altitude. ...

... Stellar Archaeology: New Science with Old Stars . Dr. Anna Frebel . ... This lecture will address a fundamental question of modern astrophysics: the origin of the elements, which is key to understanding the birth and childhood of our own Galaxy at a time when the Universe was still very young itself. ... Please join us for a pre-meeting dinner discussion at Changsho, 1712 Mass Ave, Cambridge, MA at 6:00pm before the meeting. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

. Please, enter light elements for your star and Julian Day interval. HJD0: . Period: . JD1: . JD2: .

... Bad Astronomy . ... Bitesize Astronomy . ... Bad Astro Store . ... Hey, it's either this or one of those really irritating PayPal donation buttons here. ... Then it takes its time, letting its light crawl here from some ridiculous distance like hundreds of thousands of light years. That's not strictly true for every aspect of astronomy; roughly a few hundred tons of meteor dust falls to Earth every day , but that's the only thing from outer space that does come to us.) ... 2008 Phil Plait. ...

... Equinox of object coordinates BJ = 18.87 / bJ magnitude UMBJ = -0.69 / u - bJ colour BJMR = 0.22 / bJ - r colour NOBS = 1 / Number of 2dF observations available IS_ BEST = 'TRUE ' / TRUE if this file contains the best 2dF observa DATEBEST= '24/09/00' / Date of best 2dF observation (DD/MM/YY) ID_ BEST = 'QSO ' / ID from best 2dF observation QUALBEST= 11 / Data quality flag from best 2dF observation Z_ ...

THE 75th NAME-LIST OF VARIABLE STARS. ... The 75th Name-List consists of two tables. ... the literature, taken from positional catalogues, including USNO A1.0/A2.0 and GSC, or determined by the authors); the range of variability (sometimes the column Min gives, in parentheses, the amplitude of light variation; the symbol ( means that the star , in minimum light, becomes fainter, than the magnitude indicated); and the system of magnitudes used ( P are photographic ...

Neptune is the coldness kingdom. ... Mass . ... The period of rotation . ... The average distance from the Sun . ... Excentricity of the orbit . ... Neptune is the eighth from the Sun great planet. ... From all the elements in Neptune the main are hydrogen and helium in such ratio(approximately) as in the Sun in one helium atom falls 20 atoms of hydrogen. ... According to the theoretical data there is a cloak and a core in Neptune. The core mass may by 90% of the entire planet’s mass. ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Июль 1998 . ... Дата: 23 июля 1998 (1998-07-23) От: Alexander Bondugin Тема: SpaceViews Update - 15 July 1998 [1/6] Привет всем! ... S P A C E V I E W S U P D A T E 1998 July 15 http://www.spaceviews.com/ 1998 /0715/ *** Top Stories *** Planet-B Launched on Mars Mission Researchers Find Evidence Against Martian Nanofossils Astronomers Discover Nearby Developing Solar System Baikonur Problems ...

... Число ссылок на статью (первая цифра, выделенная полужирным) дается по данным ISI с ручным суммированием ошибочных и варьирующихся (например, Zh Eksp Teor Phys - Sov Phys JETP) ссылок, поэтому значения превышают те, что даны в таблице высокоцитируемых ученых как персональтные рекорды. ... Sov Phys JETP, 34, 62, 1972 (Zh Eksp Teor Fiz, 61, 118, 1971) . ... Zh Eksp Teor Phys, 47, 1945, 1964 (Sov Phys JETP, 20, 1307, 1965) . ... Zh Eksp Teor Phys, 47, 1515,1964 (Sov Phys JETP, 20, 1018, 1965) . ...

Main News Phones Research area Brief history Institute Structure Experimental Base Observational data English/Russian . research on the site(Google) . ... 7(4112)390400 . Fax: . 7(4112)390450 . ... Phone: +7(4112) 390-441 . Fax: +7(4112) 390-450 . Field of investigations: . ... drift of the ionospheric plasma at auroral and subauroral latitudes . ... Research assistant Elena Bondar . Research assistant Sargylana Kobyakova . Post-graduate Kiril Borisov . ...

О»ї . Publiц© le 23/06/2013 par Mariette Jolly . Date : 25/08/2012 . Lieu : Boutenac- Touvent . Matц©riel de prise de vue : Panasonic compact ц  l'oculaire d'une lunette PERFEX de 60 mm . Commentaires : Traitement noir et blans effet "journal" sur Photoshop elements

Core vehicle of the OS was launched on February 20, 1986 from the launching pad Baikonur by the launch vehicle Proton-K. It is the central binding element of the complex. The mass of the vehicle at launch was equal to 21000 kg; fuel mass- 1200kg. It has two main solar batteries' panels with area equal to 2*38 m 2 (capacity -9 kW) and additional panel fixed by the cosmonauts. ... Module has 6 docking ports (2 axial and 4 outlying) to dock the transportation ships and additional modules. ...