... ESO Press Photo 19/98 . ... This is a colour photo from the VLT that shows NGC 4650A , a member of the so-called Centaurus chain of galaxies in the southern constellation of that name. ... As it is clear from this high-resolution picture, there are two main components, a lenticular-shaped galaxy (of type S0), surrounded by a knotty extended ring-like distribution of stars, dust and gas , nearly perpendicular to each other. ... This is the caption to ESO PR Photo 19/98 [JPG, 112k] . ...

... The Science Operation Department is composed of Astronomers, Telescope Instruments Operators(TIOs) and Data Handling Administrators(DHAs). ... Astronomers have proposed several methods to quantitatively measure the amount of turbulence above the telescope, which the most common ones is Differential Image Motion Monitor (DIMM). In optical testing, the Hartmann test is the common method to test the quality of optical components. ... Hartmann mask consists of 48 lenses. ...

NAUTICAL ASTRONOMICAL ALMANAC for 2005-2006 (in Russian) . ... The Institute of Applied Astronomy of the Russian Academy of Sciences submits the next issue of тАЬThe Nautical Astronomical Almanac for the years 2005-2006тАЭ (NAA-2) biennial. NAA-2 is based on тАЬ The Nautical Astronomical Yearbook тАЭ (NAY) also prepared by IAA RAS. ... The structure of тАЬThe Nautical Astronomical Almanac for the years 2005-2006тАЭ has not undergone essential changes in comparison with the previous issue of NAA-2. ...

... 1 erg = 0.1 microjoules . 1 Jansky = 10**-26 watts per metre square per hertz . 1 Angstrom = 0.1 nanometres . ... 1 Astronomical unit = 1.4960 times 10**11 m . ... Mass of Sun = 1.989 times 10**30 kg . ... Mass of the Earth = 5.976 times 10**24 kg . Mass of Jupiter = 318 times mass of Earth . Solar constant = 1.37 kW per metre . c= 3 times 10**8 metres per second . ... Mass of Proton = 1836.1 times mass of electron . ... Stefan Boltzmann constant = 5.67 times 10**-8 W m**-2 K**-4 . ...

Lectures . ... Home Lectures Lecture Series 2011-2012 Lecture Series 2011-2012 ? тАЬThe Astronomical Future of HumankindтАЭ ? Alex Wolszczan . ... Lecture Series 2011-2012 . ... 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 . ... Amateur Astronomers Medal . ... 2016 Amateur Astronomers Association of New York Designed by Press Customizr Powered by . ...

... 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 (...

Subject, Problems and Objects of Theoretical Astrophysics. ... Stellar Photospheres, Their Features. ... Physics of Continuous Radiation Absorption in Stellar Photospheres. ... Continuous Radiation Absorption in Stellar Photospheres of Various Spectral Classes. Solar Type Photospheres. ... Characterisics of Absorption Lines. ... Interstellar Absorption Lines, Their Features. ... Physical and Dynamic Features of Interstellar Medium, Which Follows from Observations of Interstellar Absorption Lines. ...

... SAI CAS . ... Catalog Access Services . ... This site is about the Virtual Observatory project at the Sternberg Astronomical Institute, Moscow University ( SAI MSU ). We provide a public access to the growing set of astronomical services developed by the SAI RVO development team in accordance with the Virtual Observatory standards. ... We provide access (programmatic and interactive) to the all major and biggest astronomical catalogs (about 4 billions objects total) as well as other web-services. ...

... SUPERNOVAE 2005bv AND 2005bw . ... IAUC 8515; 0.60-m automated supernova patrol telescope ). ... Offset 2005bv љ Apr . ... IAUC 7178). SUPERNOVAE 2005bf AND 2005bq . ... IAUC 8515), obtained in the course of the Carnegie Supernova Project on Apr. ... IAUC 8507, 8509) is undergoing an unusual photometric behavior, brightening from u' = 18.69 on Apr. 7 to u' = 17.90 on Apr. 13, and declining to u' = 18.61 on Apr. 21, after which it has been re- brightening (reaching u' = 17.92 on Apr. ...

... Try my Physical Calculator . It is a JavaScript calculator with all of the constants below programmed into it. (converted to CGS units from the NIST Constant Index ) . ... CGS Units . ... Planck constant . ... erg s . 0.60 . ... Gravitational constant . ... Mass of electron . ... Boltzmann constant . ... Radiation density constant . ... Stefan-Boltzmann constant . ... Fine structure constant . ... Fundamental Physical Constants (SI) . Fundamental Physical Constants (SI with errors) . ...

... О лаборатории . ... Advances In Space Research . ... American Journal of Science . ... Astrophysics and Space Science . ... Aviation Week Space Technology [ Top of File ] . ... Bulletin of Volcanology [ Top of File ] . ... COSPAR Information Bulletin [ Top of File ] . ... ESA Bulletin [ Top of File ] . ... ISPRS Journal of Photogrammetry and Remote Sensing [ Top of File ] . ... Journal of Volcanology and Geothermal Research [ Top of File ] . ... Science . ... Wall Street Journal [ Top of File ] . ...

... Практическая астрономия ? Астрономия и компьютеры (Модераторы: Deimos , Ed_Vazhorov ) ? astronomical widgets . ... Сообщений: 2 512 . Рейтинг: +61/-1 . Stellarium Developer, Astrotop Member . ... Записан . ... Астрономия для школьников | ... Stellarium | ... Сообщений: 2 526 . ... Ответ #1 : 09.02.2006 [16:04:05] ? ... Сообщений: 1 351 . ... This widget allows the user to perform a very simple search in the NASA Astrophysica Data System (ADS). ... Opera Widgets: . ...

... ASTRONOMICAL TELESCOPES . ... HOME . ... Home Products Telescopes Astronomical Telescopes . Recreational astronomical telescopes (ASTELE™) feature Maksutov Cassegrain or Maksutov Newtonian optical design. ... These telescopes (except ASTELE ™ 70, 95) are available in three configurations: OTA (Optical Tube Assembly), G (German Equatorial Mount) and EL (with motorized base). ... These telescopes are available in two configurations: OTA (Optical Tube Assembly) and G (German Equatorial Mount). ...

Общая Астрономическая Конференция > Товары для астрономов > Полезное для астрономии . Star Testing Astronomical Telescopes - нету ли у кого? ... AndreyR . ... Ищу книжку "Star Testing Astronomical Telescopes", автор Harold Richard Suiter. ( http://www.willbell.com/tm/tm5.htm ) Может, есть у кого? ... Отправить личное сообщение для AndreyR . Найти еще сообщения от AndreyR . ... Астрономический Online журнал . ... Есть перевод книги "Star Testing Astronomical Telescope . ...

M obile A stronomical Sy stem of TE lescope- R obots MASTER-II Kislovodsk Lomonosov Moscow State University, Sternberg Astronomical Institute , Moscow Union "Optic" , Kislovodsk Solar Station Latitude = 43 o љ44'.767љN; Longitude = 42 o љ31'.417љE; Altitude = 2067љm MASTERљIIљ(8љsquareљdegress) + MASTERљVWF(VeryљWideљFieldљCameras (FOV=800 square degrees, Timeљresolutionљupљtoљ150љms, with unfiltered m_lim=14m on 5 sec. exposure, and ~10.5m with 0.15 sec) . ... 11h 38m 38.0s , -09d 59m 59s) . ...

... Below is a list of courses which I gave at different time with short decription. Introduction in helioseimology (part of "Physics of the Sun" course for fifth year student) . ... Inroduction to helioseismology (for first year student) (russian) . ... Physics of the Sun and Helioseismology. Course for fifth year students. ... Internal Structure and Physics of the Sun (half-year course for fifth year students ( program , Questions and Problems for Exam (russ; win-code)) 1997,98,99 autumn . ...

RUSSIAN . The Centre for Astronomical Data (CAD) of the Institute of Astronomy (INASAN) of the Russian Academy of Sciences was established in 1980 as a branch regional center of the Centre de Donnes Stellaire (CDS) with the purpose of astronomical data dissemination among Soviet and Eastern Europe astronomers and for providing the CDS with Soviet machine readable astronomical catalogues. The CAD archive is based on astronomical catalogues received from Strasbourg since 1980. ...

... Software requirements . ... Further considerations are required on Mac OS X in relation to X11 and Qt (see below). ... ds9 stable version 3.0.3 works fine with SAS 7.0.0 . ... We recommend the installation of HEASOFT version 6.0 (HEADAS), since SAS 7.0.0 was built with that version (except for Mac OS X where version 5.3 was used). Some SAS tasks require perl . ... To work with this release of SAS on any Mac OS X version, the X Windows software or X11 (a.k.a X11R6) for Mac Os X must be installed . ...

... 101) Байки из Фидо (7) Литература (16) Листая страницы прошлого Выберите месяц Апрель 2016 (2) Март 2016 (4) Февраль 2016 (4) Январь 2016 (5) Декабрь 2015 (4) Ноябрь 2015 (3) Октябрь 2015 (5) Сентябрь 2015 (5) Август 2015 (5) Июль 2015 (5) Июнь 2015 (4) Май 2015 (8) Апрель 2015 (5) Март 2015 (4) Февраль 2015 (4) Январь 2015 (7) Декабрь 2014 (7) Ноябрь 2014 (4) Октябрь 2014 (5) Сентябрь 2014 (8) Август 2014 (8) Июль 2014 (6) Июнь 2014 (7) Май 2014 (11) Апрель 2014 ...

... For given geographical longitude and time zone show the current data and time, Universal data and time, current local star time. ... Accept 10 different data formats (data&time, data with decimal day of month, data with decimal day of year, decimal year, some Julian dates), calculate from any formate to others, show day of week. Current data and time direct insertion function is exists. ... Calculate angular distance between two points at the sky by its equatorial coordinates. ...