Глава 2. ... Большинство исследователей в области космогонии, хотя и далеко не все, полагает, что Солнечная система возникла 4-5 млрд. лет назад и с тех пор не подвергалась значительным изменениям. ... Увеличение небесных тел . ... Рост небесных тел происходит, во-первых, за счет вычерпывания диффузной материи небесными телами, во-вторых, за счет падений на небесные тела Солнечной системы других, меньших по массе и размерам небесных тел; и в-третьих, за счет конденсации диффузной материи. ...

... These images were provided to Winer Observatory by Mike Shade of Sonoita Hills Observatory as an example of the outstanding work done by local Sonoita amateur astronomers. ... All images on this page were taken with a 6-inch Astro-Physics aprochromatic refractor at Sonoita Hills Observatory using an SBIG ST-7 camera. ... Object: Galaxy Messier 100 . ... Date: March 2001 . ... All images on this page were taken with an f/5 Newtonian reflector at Sonoita Hills Observatory using an SBIG ST-7 camera. ...

... Stars . ... November . ... To begin with it may be simpler to start off using the naked eye to work your way around the night sky , get yourself familiar with your bearings and basically figure out if your chosen area for stargazing has too much light pollution ... but these early dark skies are well worth it!An excellent pattern to discover if you live in a heavily light polluted area is the Great Square of Pegasus!Looking high to the West at about 11:00pm search for a pattern of four ...

... Barbara Hubal . Mike Unsold . ... Workshops . ... Ken Hubal . ... He's also built a number of specialized solar astronomical instruments and regularly submits data to the American Association of Variable Star Observers, Solar Section.. ... The Hidden Hollow weekend Star Party at Warren Rupp Observatory will be back again this year the weekend of May 2nd - 4th! Hidden Hollow 2008 . ... Make-and-Take Solar Filter This year we plan on having another "make-and-take" solar filter workshop! ...

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). ... The current focus is through about 1920, and filling out the history of the Cambridge location, and buildings. ... Because I'm also interested in the history of printing and image reproduction, some of the information here will emphasize that viewpoint. ... All images plus additional timeline notes (138) . ... Selina Bond (0) . ...

... 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) ...

... Индексы солнечной активности . ... Солнечные регионы . ... Описание солнечных регионов . ... Одиночное пятно с мелкой полутенью, пересекавшее солнечный диск с 25 августа по 6 сентября вдоль средних широт северного полушария. ... Мелкие биполярные пятна, замеченные на высоких широтах северного полушария с 30 августа по 5 сентября, в западной части солнечного диска. ... Биполярные поры-однодневки, замеченные 2 сентября на высоких широтах северного полушария, в западной части солнечного диска. ...

... Contacting and discussing with people sharing your interests, participating in night sky observations with telescopes as well as a large choice of astronomical books, magazines and video-tapes out of our club library. ... A reasonable compromise for observing both planets and brightest deep sky objects ( nebulae, galaxies) are either a 4 to 8 inch mirror telescope ( Newton, Schmidt-Cassegrain ) or a 3 to 4 inch refracting ( lens) telescope. ... Where can I buy a telescope in Luxembourg ? ...

... STARCONN 100th Anniversary of Van Vleck Observatory . Wesleyan University, Middletown CT 06457 . ... The 100th Anniversary Celebration of the Van Vleck Observatory, a full day Symposium, AND STARCONN. Please join the Astronomical Society of Greater Hartford the Van Vleck . Observatory at Wesleyan University in celebrating the 100th Anniversary of the . Van Vleck Observatory at Wesleyan University in a full day Symposium. ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

... The then president of the Society, Mr. Robert Burke, appointed a committee of eight or ten members, most of whom had made smaller mirrors, as an instrument committee, with Mr. Thorpe as chairman. ... Seriously, the best practicable solution seemed to be to build a machine to do the grinding and polishing. ... It was decided to grind the edges of the mirror to make it truly circular, as the rough cast glass was some 3/8 inch longer on one diameter than on the other. ...

SAS Builds - xmmls11 Aitor Ibarra <Aitor.Ibarra@sciops.esa.int> . Tue, 9 May 2006 19:50:18 GMT . Previous message: [sas-uploads] SAS manifest reltrack [xmmsas_20060502_1802_md5sums] uploaded . Next message: [sas-uploads] SAS manifest devtrackun [xmmsas_20060509_2207_md5sums] uploaded . Messages sorted by: [ date ] [ thread ] [ subject ] [ author ] . ...

... Accurate identification of physical binary star systems has become of increasing interest in recent years. ... Identification of physical binary star systems, with an estimated reliability of such identifications based on the theory of probability, is also important for current and future efforts to find binary star systems that are candidates for observations with the aim of determining their orbits and component masses. ... probability of the proximity of proper motions and ; . ...

... AS15-86-11601 (31 July 1971) --- Astronaut James B. Irwin, lunar module pilot, works at the Lunar Roving Vehicle (LRV) during the first Apollo 15 lunar surface extravehicular activity (EVA) at the Hadley-Apennine landing site. ... This photograph was taken by astronaut David R. Scott, commander. While astronauts Scott and Irwin descended in the LM to explore the moon, astronaut Alfred M. Worden, command module pilot, remained with the Command and Service Module (CSM) in lunar orbit. ...

Sternberg astronomical institute activities on site testing programs review Victor Kornilov comprehensive/characterization/of/astronomical/sites > kislovodsk/russia/2010/october/4-9 > Introduction This presentation responds on our activity in 5 last years only, inspite of that in SAI site testing researches have been started many years ago. ... More detailed discussion is devoted to MASS and DIMM measurements processing, some additional effects which were taken in account in last year. ...

Хроматические числа и проблема Борсука А.М. Райгородский 1 Хроматические числа Назовем хроматическим числом евклидова пространства R n минимальное количество цветов, в ко- торые можно так покрасить все точки R n , чтобы между одноцветными точками не было расстояния 1. ... Упражнение 1. ... Задача отыскания хроматического числа тесно связана с теорией графов. ... 3 Подобно тому, как при изучении хроматических чисел были полезны графы расстояний, при работе с числом Борсука нужны графы диаметров. ...