... These Facts and Questions pages mainly tell you how to use the Aberrator-interface and also explain the nature of the aberrations. ... Airy disc: the brightest spot of light when you look at a star in focus. This disc can contain a maximum of 84% of all the light that arrives from a star (perfect refractor telescope). MCT : Maksutov-Cassegrain telescope. A closed-tube mirror-telescope with a secondary obstruction. Less common than the SCT, this telescope uses a corrector (real glass). ...

... galaxies: bulges galaxies: clusters: general galaxies: clusters: individual: . ... star formation statistics stellar content structure Cosmology ( cosmology :) cosmic background radiation ( cosmology :) cosmological parameters cosmology : miscellaneous cosmology : observations cosmology : theory ( cosmology :) dark ages, reionization, first stars ( cosmology :) dark energy ( cosmology :) dark matter ( cosmology :) diffuse radiation ( cosmology :) distance scale ( cosmology :) early Universe (...

LUNAR METEORITE DHOFAR 310: A POLYMICT BRECCIA WITH DEEP-SEATED LUNAR CRUSTAL MATERIAL. ... Introduction: Dhofar 310 is a new lunar highland meteorite found in the desert of Oman nearby Dh 302, 303, 305, 306 and 307. This is the first lunar meteorite that contains material derived from a deep location of the lunar crust. ... This is a fragment of spinel pyroxenite. ... The presence of spinel pyroxenite indicates that the rock contains lithologies excavated from deep units of the lunar crust. ...

... Average resolution at altitude H=668 km . ... Swath width at H=668 km and inclination of beginning of swath 20.48 degrees . ... Resolution at H=668 км . ... Наименование параметра . ... 1 канале . ... Полоса обзора при H=668 км . ... 1-5 спектральной зоне, не более . ... 1 спектральной зоне . 0,48-0,52 мкм . ... 0,915-0,997 мкм . ... 1-4 канал . ... 1-4 каналов . ... Спектральные характеристики каналов (по уровню 0,5): . ... For more information send a mail to: info@sputnik.infospace.ru . ...

... GRIN lenses for telecommunication optics applications ? GTC (gradient telecom) lenses. ... GTC lenses are used in different fiber-optic devices: collimators, couplers, isolators and WDM etc . ... 2.Diameter . GTC lenses diameters are 1.0 mm, 1.8 mm, 3.0 mm and 4.0mm. ... 1.0 mm -3.0 mm diam GTC lenses are supplied in 0.22P, 0.23P, 0.25P, 0.27P and 0.29P length. 4.0 mm diam GTC lenses are supplied in 0.11P length. ... GTC . ... 3 scratches with 5mkm max width and 200mkm max length are allowed . ...

... Gzipped postscript, may be viewed directly by some versions of Ghostview (121K) . Zipped postscript (121K) ] . Postscript (79K) | Zipped postscript (27K) ] . ... Классификация интегральных многообразий . ... Для понимания курса достаточно знакомства с геометрией гладких многообразий. ...

The Second U.S. Naval Observatory CCD Astrograph Catalog ( UCAC2 ) Table of Contents 1) Introduction 2) Summary of the Project a) Observations and Instrumentation b) Reductions of UCAC Observations c) Computation of Proper Motions 3) Properties of the Catalog and Important Notes For the User a) Sky Coverage b) Completeness c) Positions, Proper Motions and Error Calculations d) UCAC2 Magnitudes e) 2MASS Photometry f) Non-stellar ... All stars in the UCAC2 have proper motions. ...

... Bad Astronomy . ... On Thursday, February 15th 2001 (and replayed on March 19), the Fox TV network aired a program called ``Conspiracy Theory: Did We Land on the Moon?'', hosted by X-Files actor Mitch Pileggi. ... Dust around the lander . ... However, it appeals to our common sense: when the sky is black here on Earth, we see stars. ... Bad: The program claims that when the top half of the lander took off from the Moon to bring the astronauts back into orbit, there was no flame from the rocket. ...

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 . ... Gamma-Ray Bursts observations . Theory of Gamma-Ray Burst formation . ... MASTER (Global Robotic optical monitoring system) . ... All news ...

Электронная библиотека астронома-любителя. ... библиотека . архив RSN . ... Ru.Space.News: . Февраль 1998 . ... Дата: 02 февраля 1998 (1998-02-02) От: Alexander Bondugin Тема: Lunar Prospector Update - January 29, 1998 Привет всем! ... Lunar Prospector Mission Status Report #16 January 29, 1998 7 p.m. EST (4:00 p.m. PST) The Lunar Prospector spacecraft continues to operate well according to Mission Control at NASA_s Ames Research Center. ...

RADIOASTROPHYSICAL DEPARTMENT  INSTITUTE OF SOLAR-TERRESTRIAL PHYSICS RAS SB . ... Radioastrophysical Department , Institute of Solar-Terrestrial Physics, Siberian Division, Russian Academy of Science. ... Head of Laboratory dr. Gubin A.V. LABORATORY of INFORMATION SUPPLY and METHODOLOGY of RESEARCH . ... Head of Observatory Kitsanov S.V. SIBERIAN SOLAR RADIO TELESCOPE . Siberian solar radio telescope data at 5.7 GHz in I SOHO EIT 171 SOHO EIT 195 SOHO EIT 304 MDI Continuum MDI Magnetogram . ...

... CHAMELEON . ... HOME . ... NIGHT VISION DEVICES . ... Home Products Night Vision Devices Chameleon . The Chameleon™ is our Night Vision Monocular with interchangeable objective lenses. ... If magnification is a must, the Chameleon night vision scope can change to fit your needs. ... Includes both 1X (26mm) and 2.5X (50mm) interchangeable objective lenses . ... w/ 26mm objective . w/ 50mm objective . w/ 90mm objective (optional) . ... 0.3m/1ft- inf. 0.3m/1ft- inf. 0.3m/1ft- inf. ...

... Its apparent diameter of 18.0 arc minutes corresponds to a linear extension of about 180 light years; Kenneth Glyn Jones mentions an estimate of even 20 arc minutes from deep photographic plates, corresponding to about 200 light years linear diameter. It appears somewhat smaller in amateur instruments, perhaps about 10 minutes of arc. ... Red: 20x3 minute subs, totaling 1 hour . Green: 20x3 minute subs, totaling 1 hour . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... РЕШЕНИЕ ЗАДАЧ СФЕРИЧЕСКОЙ АСТРОНОМИИ . ... Вычисление точных топоцентрических эфемерид планет . ... В качестве примера в нем приведены исходные данные сервера для расчета эфемерид Марса. Ниже списка располагаются четыре кнопки для модификации исходных данных. ... Через некоторое время, которое в основном определяется скоростью передачи данных по сети, на экране появиться большая таблица рассчитанных значений параметров, снабженных многочисленными комментариями. ...

Общий форум . Scientific.ru Все форумы . Постоянные участники форумов [ .. ... Сергей Шишкин - 28.07.2006 20:15 . Re: brain-machine interfaces . x203a; x203a; x203a; в ответ на: brain-machine interfaces Elena M. Лена, большое спасибо, мне как раз очень кстати - пишу некоторый проект :) . ... Significant advances in research on brain-machine interfaces: a . ... Re: brain-machine interfaces Elena M., 28.07.2006 20:33 . ... Re: brain-machine interfaces Сергей Шишкин, 28.07.2006 20:15 . ...

... http://www.heavens-above.com/skychart.aspx?SL=1 =1 =56.19448 =94.74609 =Unspecified =200 =CET . ... Далее указаны непосредственные значения широты (lat=56.19448) и долготы (lng=94.74609) места наблюдения, а также его название (loc=Unspecified - т.е. в данном случае не определено), высота над уровнем моря в метрах (alt=200) и временная зона - tz=CET - Всемирное эфемеридное время - сайт сам посчитает вашу поправку за долготу, которую вы можете подправить, если в этом возникнет необходимость. ...

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... Super Nova Information . ... Site . ... AGREEMENT BETWEEN USER AND rochesterastronomy . ... USE OF COMMUNICATION SERVICES . ... Unless otherwise specified herein, this agreement constitutes the entire agreement between the user and rochesterastronomy with respect to the rochesterastronomy Web Site and it supersedes all prior or contemporaneous communications and proposals, whether electronic, oral or written, between the user and rochesterastronomy with respect to the rochesterastronomy Web Site. ...

... Доска объявлений (продам) (Модераторы: zlyden , Denk36 ) ? Астрограф Ньютон 8": C8-N + MPCC + StarLight Instruments FTF2020BCR . ... В Москве продается проверенный ньютоновский астрограф 8" (D=203мм, f=4.9), построенный на базе трубы Celestron C8-N. Комплектация: . ... На нее установлен Starlight Instruments FeatherTouch FTF2020BCR , "классика жанра", двухскоростной 2" фокусер с перемещением в 2", внутренним тормозом и обжимным кольцом. ... Кома-корректор Baader MPCC , (новый - $144 + пересылка). ...

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