Next: Interactive Data Analysis Environments BoF Session . Previous: The SRON-HeaD Data Analysis System . ... Despite the widespread use of IRAF for astronomical data reduction, there are a number of special-purpose image processing applications for which the general-purpose IRAF system may not be well suited. ... IRAF can provide the astronomer with a number of basic features not found in ZODIAC, such as a built-in graphics, as well as a large set of familiar tasks for 1-D and 2-D data analysis. ...
Занимательная физика в вопросах и ответах. ... Практикующие астрологи называют свое занятие ?наукой?, желая использовать авторитет, честно заработанный естествознанием. ... Поэтому разрешите доложить: . ... Третья группа ?ученых астрологов? предполагает существование в природе неоткрытых пока взаимодействий. ... Пытаясь выяснить предрасположенность людей к профессии, физик Дж.Мак-Джерви изучил распределение дат рождения 17 тыс. ученых и 6 тыс. политических деятелей относительно зодиакальных знаков. ...
... A rough estimation is that in the United States there is one planetarium per 100,000 population, ranging in size from the Hayden Planetarium's 20-meter dome seating 430 people, to three-meter inflatable portable domes where children sit on the floor. ... Together dblo associates make a huge impact in the architecture, interior design and development arena in London. ... With the holidays around the corner what better way to spoil your family than with your very own private home cinema. ...
... Despite the use of counterweights, I have had ongoing problems with preventing unwanted motion in altitude, particularly during star parties when everyone seems to want to lean on the telescope while observing. ... After some difficulties at a windy star party a few years ago at the Boston Museum of Science, I designed a simple and very effective altitude brake and slow motion control which can be assembled very quickly and at minimal cost. ... The other end of the arm attaches to a turnbuckle*. ...
Supernova 2000do in NGC 6754 . This page is devoted to information on Supernova 2000do in NGC 6754 Basic information on this SN, including the last reported brightness, on this Supernova can be found on the main page . Information on the original web pages for many of these images can be found on the Supernova links web page. ... Icon created from Nick Suntzeff's color composite image. ... Nick Suntzeff's 2000do page . ... YALO image . ... color . ... vsnet-alert 5296 ] SN 2000do in NGC 6754 . ...
. home - main - author - help english - russian . Here you can find: . 1. A general timeline chart which shows [almost] all russian space programs . 2. Manned flights timeline chart which shows manned missions in detail, including what craft and cosmonauts were on orbit at any particular moment .
Совместное решение российских сопредседателей Рабочих Групп, осуществляющих сотрудничество в области научных космических исследований в рамках Соглашения между Россией и Соединенными Штатами Америки. ... Научные космические сети США сегодня объединены в компьютерную сеть в рамках проекта NASA Science Internet (NSI). ... Сопредседатели Рабочих Групп решили . ... Сопредседатели Рабочих Групп уполномочили Институт Космических Исследований РАН выступать в качестве Юридического Лица Проекта "RSSI". ...
Winer Observatory P.O. Box 797, Sonoita, Arizona 85637-0797, USA . ... Winer Observatory) was incorporated in 1983 as a 501(c)(3) non-profit public charity to perform basic research in astronomy, provide educational outreach programs, and provide site and maintenance services for small telescopes through cooperative agreements with other astronomical institutions. ... The picture at the top left of this page is of our facility near Sonoita, Arizona, approximately 50 miles southeast of Tucson, Arizona. ...
... 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 . ...
... The NICMOS Parallel Program . Analysis . ... NICMOS observations made in parallel with the other HST instruments have produced an archive of over 2,000 images, covering a wide range of Galactic latitudes. ... The maximum sensitivity of these images is approximately 0.1 Jy, which should allow the detection of such astrophysically interesting sources as brown dwarfs in the solar neighborhood and star-forming galaxies out to z 3. ...
... Многоапертурный детектор атмосферных мерцаний (MASS) разработан для продолжительного мониторинга параметров оптической турбулентности в свободной атмосфере на существующих обсерваториях и при выборе мест для новых обсерваторий. ... The Multi-Aperture Scintillation Sensor (MASS) is intended for continuous monitoring of free atmosphere parameters at different observatories and potential observational sites. ... Mainly, the site is designed for Sternberg Astronomical institute MASS group itself. ...
Основными факторами, под воздействием которых происходит эволюция системы планета (астероид) - спутник, являются: . ... Поэтому, если рассматривать эволюцию только одного спутника, доминирующим фактором, вызывающим изменение параметров орбиты спутника, будет приливное взаимодействие между спутником и планетой. ... Будет большая полуось орбиты увеличиваться или уменьшаться - зависит от соотношения между периодами вращения планеты и обращения спутника. ...
. Comment on J0437-1844 . In our observation, the source is well resolved but shows no particular structural features. VLBApls home page . Last modified: 16 Oct 2000
... Институт прикладной математики им. М.В.Келдыша . БАЛЛИСТИЧЕСКИЙ ЦЕНТР . ... МКА-ФКИ . ... Баллистический Центр ИПМ выполняет оперативные работы по баллистико-навигационному обеспечению полета КА МКА-ФКИ (ПН1). ... МКА-ФКИ (ПН2) оснащен аппаратурой "Моника" и "Рэлек" разработки НИЯУ МИФИ и НИИЯФ МГУ. МКА-ФКИ (ПН2) будет запущен совместно с КА "МЕТЕОР-М" ?2. Баллистический Центр ИПМ подготовлен к выполнению оперативных работ по баллистико-навигационному обеспечению полета КА МКА-ФКИ (ПН2). ...
Atm 2 ospheric time constant with MASS and FADE 0 A. Tokovinin CTIO, Chile Adaptive Optics time constant 0 = 0.314 r0/V0 = 0.057 6/5 [ Cn2(h) V5/3(h) dh MASS time constant: 0, MASS, Numerical simulation 1. Set turbulent layer strength (seeing) & sp. response Definition (1 rad phase difference between wavefronts at t= 0) ] 3/5 = 0.175 (2 DESI ) 3/5 ; 2 DESI = < [ IA(1ms)/ IA(3ms) ] >2 0, MASS, This is an approximation! ... The MASS method is approximate! ...
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Ссылки http://site2010.sai.msu.ru/static/doc/ATokovinin_poster_site2010.pdf -- 693.6 Кб -- 27.10.2010 Похожие документы
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... Under certain conditions, like those in the nucleus of a QSO, all atoms can be made to emit light at particular wavelengths. ... If that source is approaching the observer, the wave is squashed up onto itself making the wavelength shorter. ... This is redshift. ... You can see how the section of the QSO spectrum which we observe changes with redshift. ... We then see how far we had to slide the observed spectrum along the scale to make it match and that is the objects redshift. ... The 2QZ team . ...
... 000, 112 (2009) Printed 11 February 2010 A (MN L TEX style file v2.2) Analytical approximations of K -corrections in optical and near-infrared bands I1gor V. Chilingarian1 2 ,2,3 , Anne-Laure Melchior 1,4 and Ivan Yu. ... Received 2010 February 01; in original form 2009 August 14 ABSTRACT To compare photometric properties of galaxies at different redshifts, the fluxes need to be corrected for the changes of effective rest-frame wavelengths of filter bandpasses, called K -corrections. ... Table 1. ...
... Ciel Espace, le magazine qui vous guide toujours plus loin . ... Ciel Espace, nouvelle formule, c'est . ... des pages consacr†йes †а la publication de vos photos Mais c'est aussi une vraie communaut†й avec laquelle partager votre passion et nourrir votre curiosit†й. Accueil D†йcouverte : une †йtoile aussi vieille que le big bang . ... A la une . ... HD 140 283, une †йtoile situ†йe †а seulement 190 ann†йes-lumi†иre du Soleil, est sans doute n†йe peu apr†иs le big bang. ... Une vieille †йtoile proche ...