... Observing springtime deep-sky objects with a large telescope . ... Buy and sell astronomy gear April 9 . ... Astronomy.com: Jim Forbes . ... A refracting telescope makes use of this property with a carefully made lens having curved surfaces. ... The first telescope (of any type) was constructed by the Dutch spectacle maker Hans Lippershey (1570 1619) who, on October 2, 1608, filed a patent application for "an instrument for seeing faraway things as though nearby." ... Buying your first telescope . ...
... Православный календарь . ... Вечный календарь v2.5 Программа, позволяющая получать данные о любом дне григорианского или юлианского календаря в период с 100 по 3000 год н. э. В удобной форме предоставляется информация о православном и народном календарях, гражданских праздниках, астрономических данных о Луне и Солнце и др.. ... Православный календарь на год. ... Смотрите также: История календаря. ... История календаря. ... История календаря и хронология. ... Календарь и хронология майя. ...
... Собственник, ООО "Центр спутниковой связи" сдает офисные помещения в аренду по адресу: Москва, Загородное шоссе, дом 10, корп. 4., метро Ленинский проспект/Шаболовская. ... Перейти через дорогу, пройти между 2-х этажными домами, левее во дворе - белое 2-х этажное здание. ... 317, до остановки Загородное шоссе. Пройти между 2-х этажными домами, левее во дворе - белое 2-х этажное здание. ... Напротив остановки, в глубине двора - белое 2-х этажное здание. ... Вход на территорию с левого торца здания. ...
... Роман Евгеньевич Ильинский email : ilinsky_r@mail.ru . ... Ильинский Р. Е., Ровенская Т. С. Дифференциалы луча в оптической системе // Вестник МГТУ. ... 1998.- ... Roman Ilinsky , Gradient-index meniscus lens free of spherical aberration, Journal of Optics A: Pure and Applied Optics, volume2, number 5, pages 449-451, year 2000 . ... Ильинский Р. Е. Определение реальных габаритов пучков в градиентных оптических системах // Прикладная оптика -2000: Тез. докл. ... 2000.- ... ROMAN ILINSKY . ...
Optics includes the surveys and adjustments to the reflectors as well as the pitch, roll, and focus measurements. ... 080515: platform/tiedown motion during vlbi cal scan . ... Surveying the primary reflector . Surveying the dome position from AO9 . ... year 2002:Td inches/platform inch, TdPos vs temp at platform focus position. dec03: platform corner height vs za when looking at tower. jan10: dynamic load on tiedowns from platform motion. 22feb10: fit tiedown tensions using 2008,2009 data . ...
... Telescopes . ... The LX850 combines innovative concepts like StarlockтДв fulltime automatic guiding and high-precision pointing, f/8 ACF OTAs with internal Crayford-style two-speed focuser and a portable precision German equatorial mount. ... Superb optical performance coupled with time proven computerized pointing and tracking has made the LX200 ACF series a best-seller in the high-performance telescope class. ... Meade 114EQ-AR Equatorial Reflector . ... Meade 114EQ-AR Equatorial Reflector #04067...
... April, 2010: APOLLO detects lost Soviet reflector . October, 2009: LCROSS event. May, 2009: APO featured on PBS film 400 Years of the Telescope . April 3, 2009: For the International Year of Astronomy , APO is featured in a 20-minute segment during a 100-hour webcast. ARC 3.5m | ... Instrument News: Current Status . Instrument Summary . ... ARCES (Echelle) . ... Current Weather . Weather Status . ... Weather Plots . ... APO Password Access . 3.5m Nightlogs . ...
OptInt PmWiki : MROI / P 4 S . We have received a ROM cost from IC Optical Systems, based on a verbal coating spec. ... lambda/10 flatness but we asked for lambda/20 . ... JC will send a preliminary coating spec to SESO, in order to elicit a comparable ROM estimate. ... 2333_ROM_PupilPlaneCom_JCoyne_Cavendish.pdf ... 114,933 bytes .. May 04, 2007, at 10:24 AM . ... Printable View of http://www.mrao.cam.ac.uk/projects/OAS/pmwiki/pmwiki.php/MROI/P4S) ...
... Vendors . ... Online Registration . ... Warren Rupp Observatory . ... The Hidden Hollow weekend Star Party at Warren Rupp Observatory is back again this year . ... As in previous years, speakers, contests, workshops, door prizes and vendors (we all love new astronomy toys) will be set up in Sky Lodge, along with tables and chairs - just right for a conversation on some of the finer points of astronomy. ... This year, we are offering group rates for clubs sending 4 or more members to Hidden Hollow. ...
... Full cut-off fixtures . These fixtures contain and direct all their light downward. ... The fixtures can contain most any kind of lamp but usually are seen with high-pressure sodium or metal halide lamps, both reasonably energy efficient. ... Light Pollution and the U.S. National Science Education Standards . The only good thing about light pollution is that it makes an excellent topic for teaching and learning about science and technology and their relationships to society. ...
... 2009 Eclipse - Bruce Berger . ... Bruce Berger . ... Astro-Images . ... Astro-Images from Wingaersheek Observatory, 32 inch relay telescope, Mario Motta, vol 1 . ... Mario Motta M.D. Astro-images from Wingaersheek Observatory, 32 inch relay telescope, Mario Motta, Vol 4 . ... Mario Motta M.D. Astro-Images from Wingaersheek Observatory, 32 inch relay telescope, Mario Motta, vol 5 . ... Mario Motta M.D. Astro-Images 2 . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...
... Home Gallery Astrophotography Comets . ... Lecture Series 2014-2015 . ... AAA Fall Astronomy Class: Astronomy Basics тАУ October-November 2015 . ... This MonthтАЩs Sky тАУ April 2015 . This MonthтАЩs Sky тАУ May 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 . ...
... This is a personal project collecting and documenting early images of Harvard College Observatory, focusing on the site at Observatory Hill (previously Summer House Hill). ... This page shows a list of all images related pictures in the same group. [link] 1887 . ... link] 1887/07 . Earliest source: "[Building in Cambridge under construction]." ... link] 1887/07/13ish . ... Earliest source: "[Telescope dome in Cambridge under construction]." ... Creator: Harvard College Observatory, Cambridge . ...
... Rockets . ... The photon rocket concept was the brainchild of Eugen S†дnger (1905-64) who is better remembered today for the so-called Silbervogel, a spaceplane bomber concept briefly studied by the Luftwaffe in WW2 . ... One thing troubles me- many sources describe S†дnger?s photon rocket as attempting to direct the gamma rays produced by positron-electron annihilation into an exhaust stream, but this description of the photon rocket concept appears inaccurate. ... Whatever Happened to Dyson...
MAIN PAGE . ... LINKS . ... CONTACT . ... Finally, our members share their expertise by contributing with articles to our internet presence. ... 16/04/2016 . ... Join the AAL Seti@home BOINC Team! Current Solar Data (NOAA) . Solar X-rays: . ... Have you ever witnessed one? ...ollo Moon landings were faked? ...ut NASA's Deep Impact Mission? ...? ... great Hubble Space Telescope? ...n Mars? ... For that, please visit the Contact page , where you can find the Web Team contacts along with others. ...
... Software requirements . ... The Science Analysis Software (SAS) is an extensive suite of software tools developed to process the data collected by the XMM-Newton Observatory . SAS is released periodically. ... The XMM-Newton SAS is developed and maintained by the Science Operations Centre at the European Space Astronomy Centre (ESAC), Madrid, Spain and the Survey Science Centre at the University of Leicester, Leicester, UK. ... Pages maintained by SAS librarian . ...
... Many extragalactic objects for which radial velocities are desired display strong emission lines. ... EMSAO, a companion to the cross-correlation task XCSAO (Kurtz et al. 1992), was written to find emission lines automatically, compute redshifts for each identified line, and combine them into a single radial velocity. ... Figure: This EMSAO Summary page shows line centers and fit information for a night sky spectrum. ... To test EMSAO adequately, a lot of emission line spectra were needed. ...
Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Irvin M. Winer . ... Winer . ... The Irvin Marvin Winer Memorial Mobile Observatory, Inc. was named upon its incorporation in 1983 after Irvin M. Winer. The Winer Scientific Director, Mark Trueblood, met Irv at Wesleyan University in 1971, when Mark had just begun his graduate studies in physics and Irv had just completed his Ph.D. and was staying on as an assistant professor. ... 2013 Winer Observatory. ...