... IONOSPHERIC DATA IN THE INTERACTIVE SPIDR SYSTEM . ... The Ionosphere The ionosphere is that part of the upper atmosphere where free electrons occur in sufficient density to have an appreciable influence on the propagation of radio frequency electromagnetic waves. ... These regions may be further divided into several regularly occurring layers, such as F1 or F2. ... E Region: The region between about 95 and 150km above the Earth that marks the height of the regular daytime E layer. ...

GRANAT is the Russian x-ray sattelite launched to the high apogee orbit (200,000 km) and operated almost for 10 years (1989 -1999) , carrying out four major instruments: French SIGMA coded-mask hard x-ray telescope (30-1000 keV), Soviet ART-P coded-mask telescope (2??-60?? keV), all-sky monitor WATCH (6-150 keV), and a gamma-burst detector PHEBUS . ... Since September 1994, GRANAT is in the survey mode. ... Explore pages devoted to individual GRANAT instruments (including main scientific results): . ...

RADIOASTROPHYSICAL DEPARTMENT • INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . Radio telescope 's beam General information Main characteristics of the Radio telescope Observing programs General view of the antenna array Main research areas Principle of generation of radio images Receiving systems Main characteristics of the base receiving-recording complex Calibrations Data archive and databases Publication SSRT - Radio telescope's beam . ...

... Астрофорум - астрономический портал ? ... Астрономическое оборудование и аксессуары (Модераторы: zlyden , Denk36 ) ? можно ли посадить ТАЛ-100R на EQ-5 или Great Polaris? . ... Хотелось бы приобрести моторизированную монтировку для моего ТАЛ-100R для сравнительно удобного наблюдения за планетами и по фозможности для фотографирования на цифру в прямом фокусе или в окулярной проекции. ... Записан . ... Ответ #3 : 04.08.2005 [05:49:19] ? ... Стало быть EQ-5 должна нормально потянуть мой ТАЛ-100R+D70? ...

OBSERVATIONS OF COORBITAL SATELLITES OF SATURN Emel'yanov N., Varfolomeev M. Sternberg State Astronomical Institute, Moscow, e-mail : emelia@sai.msu.ru Institut de MИcanique CИleste et de Calcul des иphИmИrides, Paris, e-mail : emelia@imcce.fr Abstract. To improve the orbital parameters and masses of coorbital satellites of Saturn, Janus and Epimetheus, new observations of these satellites are necessary. ... IN: Saturn. ... New observations of Saturn's coorbital satellites" - Icarus. ...

... One of this year's largest mass ejections from the Sun's atmosphere was recorded last Sunday by TESIS telescopes aboard the CORONAS-PHOTON satellite ( video - wmv 4.3 MB ). ... Over the course of a week, two gigantic solar prominences were simultaneously ejected from the surface of the Sun. ... Earth will not feel the Sun's influence either. ... The TESIS observatory ї TESIS: www.tesis.lebedev.ru . ... One of this year's largest mass ejections from the Sun's atmosphere (movie WMV, 4.3 MB) . ...

Портал | ... Первая десятка "Русского переплета" Темы дня: . ... УРАНИЯ . Научно-популярный образовательный журнал в "Русском переплете" . ... Как читать "Уранию" . ... Владимир Липунов . ... Сергей Пашутин . Феномены биологичекой эволюции Урания, популярно о сложном, 08.IV.2002 . ... Наука в "Русском переплете" Все проекты . ... Образование в "Русском переплете" Все проекты . ... Дата создания журнала: 7 декабря 2000 г. Обратите внимание на баннерную систему и счетчик Русского Переплета . ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Февраль 1998 . ... USA SPACEWARN 12918 COSPAR/WWAS USSPACECOM NUMBER SPACECRAFT INTERNATIONAL ID (CATALOG NUMBER) LAUNCH DATE,UT GLOBAL STAR U-1 1998-008A 25162 14 FEBRUARY 1998 GLOBAL STAR U-2 1998-008B 25163 14 FEBRUARY 1998 GLOBAL STAR L-1 1998-008C 25164 14 FEBRUARY 1998 GLOBAL STAR L-2 1998-008D 25165 14 FEBRUARY 1998 DR. JIM THIEMAN for DR.JOSEPH H. KING, DIRECTOR, WDC-A-R . ... 19, 1998. ...

... 101) Байки из Фидо (7) Литература (16) Листая страницы прошлого Выберите месяц Апрель 2016 (2) Март 2016 (4) Февраль 2016 (4) Январь 2016 (5) Декабрь 2015 (4) Ноябрь 2015 (3) Октябрь 2015 (5) Сентябрь 2015 (5) Август 2015 (5) Июль 2015 (5) Июнь 2015 (4) Май 2015 (8) Апрель 2015 (5) Март 2015 (4) Февраль 2015 (4) Январь 2015 (7) Декабрь 2014 (7) Ноябрь 2014 (4) Октябрь 2014 (5) Сентябрь 2014 (8) Август 2014 (8) Июль 2014 (6) Июнь 2014 (7) Май 2014 (11) Апрель 2014 ...

Crater Gassendi . ... I made this drawing was made on the 26th of november 2001. If you compare this one with the previous drawing of Gassendi (below) the differences are clear. ... This drawing was made on the 28th of september 2001. After nearly a full month without observations I had a one hour gap between the thicker clouds. ... This drawing was made on the 29th of august 2001. ... This drawing was made on the 27th of august 2001. ... This drawing was made on the 25th of august 2001. ...

... Formation of a unified information system on the Great Oceans situation" is a subprogram of Federal Target Program "The Great Oceans", approved by The Government of the Russian Federation. ... development and integration of departmental information systems and data centers, reliability increase of state information resources on the Great Oceans situation, . ... introduction of the unified information-technological on the system data domain; . ...

. [ Go back to Comet WWW site ] . Andrew A. Martis . martis @ sai.msu.ru .

Russian version of HP . ... StarCalc is the fastest professional astronomy planetarium & star mapping program for Windows 9x/ME/NT/2000/XP (StarCalc version for PocketPC computers you can found here ). ... Extensibility : This program is based on common "Plugin StarCalc interface to catalogs and object groups", which allows program to add new modules as Plugins. ... Welcome to the Pocket StarCalc Home Page: . ... Some bugfixes in eclipses" and line" plugins - see the new versions in downloads page. ...

... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...

SDTP-2007 starts on June 30, 2007. ... The SDTP-2007 program was renewed. ... Our forums . Unofficial SDTP forum . Official YSC and SDTP forum. This forum means for news, dialogues and questions related to all YSCs' programs. (by Yaskevich Nikita). http://spacedtp.proboards61.com . Our galleries . SDTP-2006 Gallery . This's the gallery of most interesting photos from the annual international students' workshop SDTP. (by Elena Chernetsova) . ... Presented by Nikita Yaskevich.) ...

... Подписка на рассылку обзоров astro-ph на Subscribe.Ru . ... Astro-ph за первую половину 2003 г." . ... Нейтронные звезды и пульсары . ... Авторы проекта обзоров astro-ph . ... Самые интересные препринты astro-ph января 2003 года по материалам обзоров Архива на сайте Scientiic.Ru " . ... Authors: Paul C Hewett et al. astro-ph/0307223 Скопление галактик, спрятавшееся за М31:наблюдения RX J0046.4+4204 на XMM-Newton (A Cluster of Galaxies hiding behind M31: XMM-Newton observations of RX J0046.4+4204) . ...

... Have you ever seen Siberian Nature? If you haven't take your chance and experience 10 days in heart of Russia, Siberian town Zelenogorsk. Have your students ever created an International Projects of their own? ... In the Thinking on Future, your students will communicate, share ideas about their future, future of the country, future of the Planet. There will be a great community of scientists and students from the Universities and teenagers from schools of our town. ... Future Lander | ...

Searching for an Optimal Strategy to Intensify Observations of the Southern ICRF sources in the framework of the regular IVS observing programs ? ... We found that adding more observations of southern sources to the standard schedule causes a slight degradation of some geodetic products and a slight improvement of others, depending on the number of added southern sources. ... As a consequence, the number of observations of the southern sources is very small. ...

... APT Activities and Science Results 3. ... APT Secretary Philip Edwards (ISAS) reviewed the aims of the APT (http://www.vsop.isas.ac.jp/apt/DefinitionAndAims.html). ... The Australia Telescope Compact Array, and Ceduna, Hartebeesthoek, Kashima, Mopra, Parkes, and Shanghai telescopes of the Asia-Pacific Telescope participated in these observations. ... In the absence of Tetsuo Sasao, Philip Edwards briefly described results of the APT 22 GHz observations conducted from October 1st to 5th, 1997. ...

Astronomy Department was found in Kyiv University in 1834 together with other twelve departments of the Faculty of Philosophy. ... At that time V.Struve was a World famous astronom, and helped V.Fedorov in creation of Kyiv University Astronomical Observatory. ... M.Khandrikov successfuly modernized the Observatory. ... Researches of the history of Kyiv Observatory say about an important contribution into development of orbits theory made by the famous Kyiv astronoms I.Illinsky and I.Putilin. ...