Next: CCD Scientific Performance Up: CCD Operation Previous: CCD Operation . A visible light photon releases only one electron-hole pair, and consequently many photons must be collected in each pixel for a measurable signal to be produced. ... This use as an imaging X-ray spectrometer requires that no more than one photon is incident on each pixel in any image frame, which imposes a requirement that image collection times be limited to ~seconds for typical astronomical applications. ...

... M111 Jan 2008 . ... New Members . ... Any time you have something you'd like to offer - be it a story of how you first got started in astronomy, a star party you just attended, a telescope you just bought, or your favorite constellation, just drop me a line with the story included and I'll be sure to get it posted! ... The flight computer onboard the Lunar Excursion Module, which landed on the Moon during the Apollo program, had a whopping 4 kilobytes of RAM and a 74-kilobyte ?hard drive.? ...

. Date, from: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . to: . 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 January February March April May June July August September October November December 1952 1953 1954 1955 1956 . Longitude, from: . to: . Latitude, from: . to: . Area, from: . to: . Brightness, from: . to: .

... January . February . March . April . ... November . December . ... April ((April Fools)) . ... April (Star Party Reports) . ... Copyright (c) Amateur Telescope Makers of Boston, Inc. ...

The Months by: Flanders and Swan January brings the snow Makes your feet and fingers glow. ... Welcome March with wint'ry wind Would thou wert not so unkind. April brings the sweet Spring showers On and on for hours and hours. Farmers fear unkindly May Frost by night and hail by day. June just rains and never stops Thirty days and spoils the crops. ... August, cold and dank and wet, Brings more rain than any yet. ... Then October adds a gale Wind and slush and rain and hail. ...

Statistics of sunspot activity . The sunspot indices . ... NGDC's observations . The solar regions . ... Average annual indices . ... April . ... April, 2013 . Visual indices of solar activity by National Geophysical Data Center . ... Average . ...

... Project page . ... Project workpage . Turbulence in the Multiphase Interstellar Medium . Project I | ... Project highlight | ... Towards simulating turbulence with adaptive meshes . ... A. Kritsuk, P. Padoan, M. Norman . ... A. Kritsuk M. Norman . ... A. Kritsuk, M. Norman, P. Padoan . astro-ph/0411626 | ... P. Padoan, A. Kritsuk, M. Norman, A. Nordlund . ... Introducing Enzo, an AMR Cosmology Application . B. O'Shea, G. Bryan, J. Bordner, M. Norman, T. Abel, R. Harkness, A. Kritsuk . ...

European Astronomical Society(EAS): NEWS Dear Colleagues, Please find enclosed some information of interest. ... We would also like to remind you that the time is appropriate to renew your membership for 2006 (see our Web page for procedures). ... And do'nt forget that, in between messages, the latest news can always be found on our Web page: http://www.iap.fr/eas/index.html With kind regards, Michel Dennefeld ************************************************************ Content 1. ...

... Ciel Espace, le magazine qui vous guide toujours plus loin . ... des actualit†йs . ... des interviews, des portraits . les plus belles images de l'Univers d†йcrypt†йes pour vous . ... 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 Macrocosme a son application, MC2 . ... La version num†йrique ipad du premier num†йro de Macrocosme, l'application MC2, est disponible sur l'App Store. ...

... Коллекция: Весна-лето 2016 . ... Костюм Love & Light. ... title='Анна Герман. Золотая коллекция ретро (2 CD) - Bomba Music' border='0' align='left' width='120' style='margin-right: 20px;' hspace='7' vspace='5'/> Анна Герман. Золотая коллекция ретро - сборник лучших песен исполнительницы, подарившей, немало хитов отечественной эстраде. ... Цвет: зеленый, белый Раскладка ткани на изделии может отличаться от картинки Комплект полутораспального гарнитура: Пододеяльник 150х215 - 1шт. ...

... Hubble Space Telescope Telemetry Access using the Vision 2000 Control Center System (CCS) M. Miebach European Space Agency, Space Telescope Science Institute, 3700 San Martin Drive, Baltimore, Maryland USA 21218 M. Dolensky Space Telescope ­ European Coordinating Facility, Karl­Schwarzschild­Str. ... Part of CCS is a Space Telescope Engineering Data Store, the design of which is based on modern Data Warehouse technology. ... A WEB­based user interface allows easy access to the archives. ...

February 10, 2003 (Monday) Igor Tyukhov, Oregon Solar Radiation Monitoring Laboratory . February 17, 2003 (Monday) Osamu Yasuda, Tokyo Metropolitan University . February 20, 2003 (Thursday) Linear Collider Seminar . ... Fall 2002 . Fall 2001 . ... Fall 2000 . ... 3:00 pm, 472 Willamette Hall . ... The American Linear Collider Physics Group (ALCPG) has initiated a series of monthly seminars intended for a broad audience. ... This is the inaugural seminar. 1:00 pm, 472 Willamette Hall . ...

. Language [RU/EN] Search: . Home . UP . Research . Projects . Services . Info . News . Events . Personal . Archive . Ionosphere and radiowave propagation: structure . The main page . Information . Publications: . 2011 - 2015 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2000 - 2004 . 1995 - 1999 . Participation in International symposiums and conferences: . 2013 - 2015 . 2011 - 2012 . 2009 - 2010 . 2007 - 2008 . 2005 - 2006 . 2002 - 2004 . N.V. Pushkov . 09/04/2016 23:50 MSK . webmaster@izmiran.ru .

... Высокого качества (19.5 MB) . Низкого качества (2.9 MB) MPEG . ... Низкого качества (2.9 MB) This movie shows dynamic rings, wisps and jets of matter and antimatter around the pulsar in the Crab Nebula as observed in X-ray light by Chandra (left, blue) and optical light by Hubble (right, red). ... To produce a movie of reasonable length the sequence was looped several times, as in looped weather satellite images. ... Авторские права: X-ray: NASA/CXC/ASU/J.Hester et al.; ...

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. ...

... Sternberg State Astronomical Institute, Moscow University, Universitetsky 13, Moscow, 119899 , Russia, . MICROSYMPOSIUM 34, Topics in Comparative Planetology October 8-9, 2001, Moscow, Russia . ... V.I.Chikmachev, S.G.Pugacheva and V.V.Shevchenko, Sternberg State Astronomical Institute, Moscow University, Moscow, chik@sai.msu.ru . Brown University - Vernadsky Institute Microsymposium 40, 2004, Moscow, Russia . ... Chikmachev, S.G.Pugacheva, Sternberg State Astronomical institute. ...

TIME EVENT # EVENT DATE DATE START - END (UT) 001 28 February 1942 420228 002 07 March 1942 420307 003 25 July 1946 460725 004 19 November 1949 491119 005 23 February 1956 560223 020000 - 030000 006 31 August 1956 560831 110000 - 120000 007 17 July 1959 590716 220000 - 240000 008 04 May 1960 600504 090000 - 100000 009 03 September 1960 600902 230000 - 240000 010 12 November 1960 601112 120000 - 130000 011 15 November 1960 601115 010000 - ...

... ISC Kosmotras . Top Management Founder of ISC Kosmotras - Dr. Vladimir A. Andreev News . ... Dr. Vladimir A. Andreev, Founder of ISC Kosmotras, Member of the Board . ... Peaceful and rational use of RS-20 ICBMs after their withdrawal from service with the Russian Ministry of Defense (MoD) has been in the main focus of Dr. Andreev s attention since early 1990s. Dr. Andreev is one of the founders of an international cooperation program and process called the Dnepr Program . ... Dnepr Program . ...

News archieve . February 4, 2013 . ... January 15, 2013 . On January 29 XXXVII Annual Academic Korolyov Readings are starting. The schedule of the conference is divided into 21 sections each section for specific theme. The conference lasts on February 1st. ... The new academic year has already started and it's time to think about what you're going to do next summer. We suggest you taking part in our annual summer students workshop "Space development: theory and practice." ...

TABLE WIDTH=100%><TR><TD><h2>Obtaining Russian Visa</h2></TD><TD align=right><IMG SRC="images/ru5.gif" width=80pt></TD></TR></TABLE> <p>All foreigners are required to obtain visas to enter Russia. If you travel alone, the cheapest option (saves you $30) is to obtain a "business visa" using an official invitation from IKI. This takes about 45 days. ... The consular fee in the US is $100 plus postage.</p> <p>Some hotel reservations services in Moscow send invitations free of extra charge. ...