... Spherical aberration, coma, and astigmatism are also easily observed using the star test. ... Off-axis images are complex. ... Fig. ... Diffraction by a circular aperture as a function of defocus for no aberration Airy Disk 1 wave defocus Less than 1 wave defocus Fig. ... Diffraction by a circular aperture as a function of defocus for third-order spherical aberration Paraxial Focus Small distance inside paraxial focus Moderate distance from marginal focus Immediate neighborhood of marginal focus Fig...
This module provides an environment variable with a unique identifier for each request. ... The unique identifier is even unique across multiple machines in a properly configured cluster of machines. ... On Unix machines, Apache creates several children, the children process requests one at a time. ... To distinguish time we will use a Unix timestamp (seconds since January 1, 1970 UTC), and a 16-bit counter. ... The actual ordering of the encoding is: time stamp, IP address, pid, counter. ...
... Molecular beam epitaxy . Surface analysis . ... Molecular beam epitaxy and fundamental studies of semiconductor heterostructures (with quantum wells, quantum dots and superlattices) based on: . narrow gap III-V compounds for optoelectronic and electronic applications; . wide gap II-VI compounds, as well as ZnO, for visible range and UV optoelectronics and basic studies in the field of spintronics; . ...
... 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 . ...
... It is created for freeware distribution as an attempt to show the achievements of the Russian space industry and tell a story of the reusable orbital ship "Buran" . On your screen you will see a stunningly realistic picture of near-Earth space, as well as several spacecraft, created or envisaged by the really talented Russians: . ... demonstration mock-up of the military orbital laser station "Polyus" ("Pole") , which suffered a failure during its launch on May 15, 1987; . ... Texture . ...
... part 1 | ... The Basic Stages in Earth's Pre-geological Development . ... After fragments of the Vortex sleeves separated, whirlwinds of second and third orders ("NC" - new micro-vortex) were generated- future planet cores and their satellites - all of them developing independently, governed by the common laws of development of cosmogenic vortexes. ... Our planet's core today is comprised of considerably deteriorated cosmogenic vortex; consequently, the Earth has a moderated magnetic field. ...
... Сегодня: 10 апреля 2016 г. Американское национальное аэрокосмическое агентство вынашивает амбициозные планы по отправке к Юпитеру уникального аппарата, который должен будет заняться изучением самой планеты и трех ее спутников. Предполагается, что запуск корабля под названием Jupiter Icy Moons Orbiter состоится в следующем десятилетии. ... При выполнении миссии аппарату Jupiter Icy Moons Orbiter придется поочередно облететь все луны Юпитера. ... NASA займется изучением Юпитера и его спутников . ...
. Comment on J0042+2320 . 8.4 GHz VLBI image from the USNO database shows a N-NE extension of 4 mas which is not visible in our image due to the lack of resolution in that direction. VLBApls home page . Last modified: 16 Oct 2000
... VaST is a software tool for finding variable objects on a series of astronomical images. ... VaST performs object detection and aperture photometry using SExtractor on each image, cross-matches lists of detected stars, performs magnitude calibration with respect to the first (reference) image and constructs a lightcurve for each object. ... VaST FITS image viewer ./pgfv . ... Part I" PZP, vol. ... K. V. Sokolovsky, S. A. Korotkiy; "New Variable Stars Discovered by the NMW Survey" PZP, vol. ...
Shematovich, V.I . ... Shematovich, V.I., and Bisikalo , D.V. Kinetic simulation of rarefied gas in the aeronomy problems. ... Shematovich, V.I., Bisikalo , D.V., and Gerard J.-C. Superthermal particles in the planetary atmospheres. ... Shematovich, V.I., Bisikalo , D.V. Nonequilibrium processes in the planetary and cometary atmospheres. ... Hubert B., Gerard J.-C., Cotton D., Bisikalo D.V., and Shematovich V.I. The role of hot oxygen on thermospheric OI UV airglow and density profiles. ...
... Электронная музыка ] [ Зодиакальные мифы ] [ Полезные ссылки ] [ Викторина ] . ... According to myth, Taurus represents the bull-form taken on by Jupiter when he became enamored of Europa, princess of Phoenicia: . ... Согласно легенде, Телец - это бык, в которого превратился Юпитер (Зевс), очарованный красотой Европы, принцессы и дочери финикийского царя Агенора. ... Близнецы - это зодиакальное созвездие, изображающее двух братьев-близнецов, Кастора и Поллукса. ...
... 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. ...
... Р?С?С?С?Р?Р?Р?Р?РеС?Р?С?Р?РеР? ... Launched on February 17, 1996, the Near Earth Asteroid Rendezvous (NEAR) mission is to be the first of NASA's Discovery missions, a series of small-scale spacecraft designed to proceed from development to flight in under three years for a cost of less than $150 million. ... The ultimate goal of the mission is to rendezvous with and achieve orbit around the near Earth asteroid 433 Eros in February, 1999, and study the asteroid for approximately one year. ...
Астрономия и Космос Звездные карты и календари . Первоначальный римский ( республиканский ) календарь был лунно-солнечный и очень неточный . ... Римский историк Марк Теренций Варрон (116 - 27 гг. до н.э.) ввел и популяризовал следующую: третий год 6-й олимпиады (21 апреля 753 года до н.э.) . ... Ноны (Nonae) - первая четверть луны , были на 9 день перед идами (считая иды первым днем). ... 1: 12 месяцев или 355 дней . ... Всего 2930 дней, это соответствовало году из 366 1/4 дней. ...
л н Ё 2010. ... 1. 2011 . ... л н Ё 2010. , , .. (), , , . ... лЁ , н 20-30 % . ... 1999 л Ё ( ) VXI, , , , . 1400 , 100 ), . ... XIX : лL'homme c'est rien, l'oeuvre - c'est toutЁ. л , н Ё. ... 2012 50% , 2020 н 100%". н 0,18 , 0,13 . ... In this document an example of the autonomous control system implementation and description of its operational experience are given. ... 2004. ... VAN // .2002. ... 1999. ... 2002. 5. 7. .. .-: ,1981. 8. .. ? ... 2004. 10. 2004 . ... 200 . Astrium 200 . ...
... history, facts, technology, space ships . Posted by Askar under Russian Astronauts . ... Родился в 1948 году. В 1970 году окончил Качинское высшее военное авиационное училище летчиков им. А.Ф. Мясникова. ... В 1980 году окончил Московский авиационный институт им. С. Орджоникидзе. ... мае 1991 года и в январе ? ... In December 1990 - May 1991 and in January - July 1994 has made space flights as the commander of the basic expeditions on an space station ?Mir?. ... Russian Astronauts . ...