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... Пока я работал над своим 115-мм сферическим зеркалом, у меня появились хорошие знакомые среди курских любителей астрономии. ... Моя 158-мм заготовка имела правильную цилиндрическую форму, вполне удовлетворительно отшлифованную боковую поверхность и грубо обработанные плоские поверхности. ... Как правило, эта работа совмещается с обдиркой и грубой шлифовкой. ... Таким образом, я начал с вышлифовывания первоначального, грубого углубления рабочей поверхности зеркала, "обдирки". ... Центр зеркала . ...
... STScI previously used Microsoft Word and Microsoft Access, a Sybase ODBC driver, and the Adobe Acrobat PDF writer, along with a substantial amount of Visual Basic, to generate a variety of documents for the internal Space Telescope Grants Administration System (STGMS). ... To create a document, the internal STGMS application invoked a VB program which launched Microsoft Word and Microsoft Access, Access extracted the required data from a Sybase database using ODBC into an Access table. ...
... You are here: start €Ё difx €Ё difx2.0doco . ... difx:difx2.0doco . DiFX2.0 . ... The user perspective: new features . ... DiFX2.0 has had several important tweaks that improve efficiency on both the station-based and baseline-based side of processing. ... Making use of linear approximations to substitute complex multiplications for much of the trigonometric operations in fringe rotation, fractional sample correction and (new in DiFX2.0) the phase shifts for multiple phase centre correlations. ...
Blackholes2 Forum Message . ... Post . ... Interesting Perspectives . ... Post Message | ... Posted by Richard Ruquist on September 10, 2003 12:38:57 UTC . ... The net charge is zero both before and after annihilation. ... Agrees - seyfert - September 11, 2003 - 06:28 UTC . More fuel - yanniru - September 11, 2003 - 11:37 UTC . ... www.astronomy.net . ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...
... Gravitational wave search provides insights into galaxy evolution and mergers . ... galaxies . ... The double star 54 Leonis, spiral galaxy NGC 3198, and emission nebula NGC 3199 . ... Cosmic Adventures . ... A trick of perspective т?? chance alignment mimics a cosmic collision . ... While the two galaxies look as if they are in the midst of a collision, this is in fact a trick of perspective т?? the two just happen to appear in the same direction from our vantage point. ... Cosmic Origins . ...
... Posts tagged ?pmf? ... One realization of mine during the meeting was related to a cultural difference; therefore, there is no relation to any presentations during the 212th AAS in this post. ... I cannot cover all perspectives from both disciplines but I think there are two distinct fashions in practicing normalization. ... Tags: AAS , measure , measure theory , normalization , PDF , pmf . ... Comment . ... vlk on [MADS] Parallel Coordinates . upvc windows on [MADS] Parallel Coordinates . ...
... Research into astronomy plays an increasingly important role in modern society, for example by: . ... The research interests of Armagh Observatory staff currently focus on (i) Stellar and Galactic Astrophysics ( including star formation, astrophysical jets, cool stars , hot stars , helium stars , star-spots, flares, circumstellar dust ), (ii) the Sun (the dynamic solar atmosphere, chromosphere and corona), (iii) Solar System Astronomy ( ...
Astronotes Armagh Planetarium's Stellar Blog! ... Many of the topics studied will have a local perspective, helping learners become better equipped to meet the needs of Northern IrelandтАЩs economy in an international context. ... Learners in the Space Science Technology qualification will build upon their existing skills in science, maths, engineering and ICT, and will use their new-found knowledge to solve real-life problems. ... Northern IrelandтАЩs New Space Science Technology Course | ...
... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . ... Accueil Г? la une CГїdric Villani : La matiГЕre et l'Гїnergie noires, je n'y crois pas ! ... CГїdric Villani : "La matiГЕre noire et l'Гїnergie sombre, je n'y crois pas" . ... PlanГїtarium GalilГїe de Montpellier : Le ciel en spectacles . ... L'astronomie a jouГї un grand rГ?le dans le dГїveloppement des mathГїmatiques, constate CГїdric Villani, mГїdaille Fields en 2010. ... Etat du ciel . ...
... Home Observing Spring Starfest in Woodlawn Cemetery, The Bronx . ... Spring Starfest in Woodlawn Cemetery, The Bronx . ... AAA In the News . ... The Amateur Astronomers Association of New York Sponsors March 19 Spring Starfest at Woodlawn Cemetery in The Bronx . The Event: On Saturday March 19, the Amateur Astronomers Association of New York (AAA), in conjunction with the Woodlawn Conservancy, will take a tour of our solar system and universe during its annual Spring Starfest in Woodlawn Cemetery. ...
... The Instrument Rotator . ... Guiding . ... This manual discusses operation of the Telescope Control Computer (TCC) from a user's perspective. It is intended to help the programmer of the TCC graphical interface, and to serve as a basis for a user guide for that interface. ... This guide should be used in conjunction with the TCC Operator's Manual and TCC Commands Manual . ... After that you may specify the current instrument using SET INSTRUMENT and acquire a target using the TRACK command. ...
The panorama from the roof of the Natural Science Building was recorded on February 21, 2000. The 8 photographs on which this is based were taken on Fuji 400 with a Nikon F4 camera and a 35 mm Nikor. The prints were scanned and then processed and stitched with GIMP and Panorama Tools. This is a spherical projection, corrected for perspective, but not corrected for lens abberations. ... Last update: April 16, 2001 . ...
... Вы можете опубликовать Ваши материалы на сайте www.astroproject.info! ... Ведется работа по добавлению интерактивных карт SKY-MAP в каталог DSO. ... Сайт принят в каталог DMOZ! Через несколько недель после подачи заявки, сайт "Астрономия и астрономические наблюдения" был принят в каталог DMOZ - самый важный мировой каталог интернет ресурсов! ... Закончен начальный этап развития сайта, включивший создание каталога для городских наблюдений, форума и регулярного обновления новостей. ... Выход сайта . ...
... Видимое годовое движение Солнца . ... Чему равна высота точки зенита над горизонтом? ... Эксцентриситет орбиты Цереры равен 0,079, большая ось 5,54 а. е. Чему равно наибольшее расстояние Цереры от Солнца? ... Горизонтальный параллакс Солнца равен 8,8?? ... Горизонтальный параллакс Солнца 8,8??, расстояние от Солнца до Марса 1,5 а. е. Определите линейный радиус Марса, если известно, что во время великого противостояния его угловой радиус составляет 12,5??, а горизонтальный параллакс равен 23,4?? ...
MAIN PAGE . ... Nova Cygni August 1975! ... 1975/76: Comet West! ... Dr. Richard West (4th from left) & AAL members visiting SES Betzdorf on occasion of our club's 25th anniversary - October 1996 . Comet West Information . ... It was the brightest comet visible from Earth since Comet West in 1976. ... 1997: Comet Hale-Bopp! ... Thus Comet Hale-Bopp never got closer to Earth than Earth gets to the Sun. ... Comet Hale-Bopp JPL Page . ... 1999: Total solar eclipse over Luxembourg! ...
... Planet Peril in Prague: What Happened To Pluto . Dr. Owen Gingerich, Harvard University . ... This month’s meeting will feature Dr. Owen Gingerich, Professor Emeritus of Astronomy and of the History of Science, at Harvard University and a senior astronomer emeritus at the Harvard-Smithsonian Astrophysical Observatory. This past summer, Professor Gingerich chaired the International Astronomical Union’s planet definition committee. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
... The kinematics, structure, and stellar population properties in the centers of two early-type spiral galaxies of the Leo Triplet, NGC 3627 and NGC 3623, are studied by means of integral-field spectroscopy. ... In the center of NGC 3627 we observe noticeable gas radial motions, and the stars and the ionized gas in the center of NGC 3623 demonstrate more or less stable rotation. ... In this work we consider two nearby early-type spiral galaxies belonging to the famous Leo Triplet, NGC 3623 and NGC...