... celprm Struct Reference . ... It consists of certain members that must be set by the user ( given ) and others that are set by the WCSLIB routines ( returned ). ... Given and returned) This flag must be set to zero whenever any of the following celprm struct members are set or changed: . ... Given ) The native longitude, [deg], and ... double celprm::theta0 . Given ) ... the native latitude, [deg], of the fiducial point, i.e. the point whose celestial coordinates are given in celprm::ref [1:2]. ...

... At the summer date, at the chosen time, the Sun is high in the sky. at point S, while at the winter date, it is low in the sky, at point W. The shadow of the gnomon is always in the plane containing the Sun and the points A and B. If AB is a thin line, the shadow will also be a thin line, the intersection of this plane with the base of the sundial. ... Summer or winter, the shadow is therefore along the same line, the intersection of the above plane and the base of the sundial. ...

... Prop sito: descubrir los usos pr cticos del cielo como una ayuda hist rica para la navegaci n. Materiales: . ... S lo imprima la letra de la canci n para sus estudiantes. ... Lea el libro o use la Internet para comparar los resultados. ... Una de las formas en que los chinos usaban la Astronom a se denominaba lifa; una disciplina cuyo objetivo era comprender las regularidades y los eventos predecibles en el sistema celestial, por medio de cuidadosas observaciones, mediciones y registros. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . ... Space Flight . ... March . ... Posted on March 1, 2016 | No Comments See you later February, youтАЩve been a wonderful month, but now it is time to welcome March. Something we delight in here at Armagh Planetarium is how the months got [ ] . Continue Reading.. Posted on March 4, 2015 | ... Here you will find the latest news and views from the fascinating worlds of astronomy and space exploration. ...

Lab . Main page News People . ASA . Master . Master net Homepage . ... Lomonosov Moscow State University Sternberg Astronomical Institute . ... MASTER . ... Lomonosov (ShOK) . ... About Space Monitoring Laboratory, scientific directions, instruments, contacts . People, who work in lab . Latest news and news archive . ... 27.02.2012 . ... All news ...

The Stone Age Observatory. It is well known that a lot of ancient constructions are oriented according to the cardinal points but not long ago scientists turned upon archeological monuments. ... The ancient monuments studied by archeoastronomy had been used for observing the sun and the moon. ... They are called megalits (from Greek "megas" - "great"; "litos" - "stone"). ... The Great Stonehang. ... Orby called it a Heel Stone because he had seen a small hole in it looked like a heel trace. ...

SAS home . ... EPIC background spectra are normally extracted from regions of the observation field-of-view, once "contamination" due to individual discrete celestial sources has been removed. ... In order to cope with this situation, blank sky event lists can be downloaded from the XMM-Newton Science Operations Center web site. ... It is in principle possible as well to extract background spectra from blank field event lists, if the spectrum accumulation regions are defined in sky coordinates. ...

... Search News . By Keywords . By Publish Date . ... Categories . ... News in Spanish . ... March 2012 . ... Latest News . ... Rusos, Americanos y Europeos trabajan juntos para lograr records de resoluciцЕn celestial . ... Apr 18, 2012 . ... To see more news you can: . click on "next" or "Prev" on top right of this column б б  . Use the "Search" features on the left column to search news by Keywords,б б  . б by Publish Date, by Categories or search the Archives.б б  . ...

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. Radar Astronomy and Space Radio Science . Solar System Radar Research . Radio Wave Propagation in Space . Radio Sounding of Celestial Bodies and Space Plasma . Interstellar Radio Messages . © IRE RAS 1996-200 8

. Head: Cherepashchuk A.M. E-mail: cher@sai.msu.su . Head: Boyarchuk A.A. E-mail: aboyar@inasan.rssi.ru . Head: Panteleev V.L. E-mail: pant@sai.msu.su .

... Meade Instruments Corporation . ... Autostar Computer Controllers . 497 Autostar . ... One of the most important advances in telescope control in the past 25 years, the Meade #497 Autostar Computer Controller turns the ETX into an automatic celestial object locating system. ... The #497 Autostar Computer Controller plugs into the control panel of ETX-90EC, ETX-105EC, and ETX-125EC telescopes and enables automatic location of more than 30,000 celestial objects. ... about meade | ... Meade 4M | ...

LIPSKIY-RODIONOVA' LUNAR ANTIPODES AS PRECURSORS OF A REGULAR WAVE PLANETOLOGY G.G.Kochemasov IGEM of the Russian Academy of Sciences, Moscow, Russia kochem@igem.ru / Fax: (009)(095)230 21 79 The first observations of the lunar far side allowed to compare it with the near side and draw very important conclusions in the very beginning of planetary studies based on spacecrafts. ... Celestial bodies are dichotomic. ... The concept of celestial bodies includes Sun (a star) as one of them. ...

... Gallery . ... Home Gallery Astrophotography . ... Lecture Series 2014-2015 . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . ... Clear Sky Chart . ... This MonthтАЩs Sky тАУ April 2015 . ... Beyond New York City . ... Observing Resources for Amateur Astronomers - Part 1: Beginning Observers . ... A History of the First Forty Years of the Amateur Astronomers Association . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

Альтернативный форум . ... x203a; x203a; x203a; в ответ на: Re: Вращение тел и законы Ньютона-Кулона Вячеслав . ... вернуться на форум ] . Вращение тел и законы Ньютона-Кулона al, 20.05.2005 10:36 . Re: Вращение тел и законы Ньютона-Кулона Вячеслав, 20.05.2005 11:55 . ... Re: Вращение тел и законы Ньютона-Кулона Anatoly Rykov, 20.05.2005 11:58 . ... Re: Вращение тел и законы Ньютона-Кулона Натуралист, 20.05.2005 14:46 . Re: Вращение тел и законы Ньютона-Кулона drevnij, 20.05.2005 15:33 . ...

... Bad Astronomy . ... Bad Astronomy: The North Star, Polaris, is a very bright star. Good Astronomy: Polaris is a middling-bright star, easily missed. ... He said it was close to Polaris, the North Star, but he also said it was in the East. ... It's natural, I suppose, to think that such an important star should be bright, but really, that's a conceit, like thinking that the Earth is at the center of the Universe. If more people knew just why Polaris is the North Star, this Bad Idea would stop. ...

ATMoB "Double Star Award " Guidelines Purpose: To promote observing among the membership of the Amateur Telescope Makers of Boston ­ in particular, double, triple, and multiple stars. Introduction: Double, triple, and multiple stars are the "Rodney Dangerfields" of the night sky. ... W hile they can be observed under a variety of sky conditions, double stars ­ especially close ones ­ are best viewed on nights when the seeing is steady. ... The direction from a star to Polaris is north. ...

... Contact A Problem of an estimation of accuracy of the asteroid CCD observations . The Minor Planet Center supported by the Interntional Astronomical Union is the main office for keeping observational data of the small Solar System bodies and their investigations. ... At Pulkovo Observatory we are estimating an accuracy of the CCD asteroid observations obtained by amateurs and professional astronomers all over the World using the MPC database. ...

This WWW form allows the user simplified access to images produced by the NRAO/VLA Sky Survey (NVSS). This service determines which NVSS image is desired based on a celestial position and returns either the image directly or a Web page with a link to the file. ... The NVSS Postage stamp (small FITS file) server can be used to obtain images with other geometries.) ... Web browsers use external viewers to display files like FITS images which they do not understand. ...

Coordinate Systems used for spacecraft trajectory description: . ... The HGI coordinates are Sun centered and inertially fixed with respect to an X-axis directed along the intersection line of the ecliptic and solar equatorial planes. ... Cometocentric (solar) Ecliptic Coordinate System (CSE) . ... CSE coordinate system for the SC POSITION: axis origin at comet center, X-axis to the SUN, Z-axis to ecliptic north pole, (X,Y)-plane is parallel to the ecliptic plane. ...