Bill sisk's radar blanker manual (.pdf) . ... ipp : Inter Pulse period. ... A radar blanker synchronizes with the ipp of a radar and generates a blanking pulse that is high while the radar rfi is present in our system. ... The observatory has a radar blanker for the airport "FAA" radar and for the iridium satellites (they can be considered radars since they have an 50% uplink, downlink duty cycle). ... The iridium blank output from the iridium supplied box is synced with the uplink cycle. ...

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Материал получен непосредственно от автора этих систем телескопов кандидата технических наук Клевцова Юрия Андреевича. ... Эта группа оптических систем кассегреновского типа является логическим развитием систем Аргунова-Акме [1,2] , достоинством которых, как известно, является сферическая оптика и сравнительно небольшой размер корректирующих линз, а недостатком - большой вторичный спектр, сопоставимый по величине с вторичным спектром рефрактора полуапохромата, и паразитные блики. ... Вид системы . ...

... Юпитер - пятая планета от Солнца, самая большая планета Солнечной системы. Юпитер - не твердая планета. ... Самое большое из них - так называемое Большое Красное пятно, превосходит по своим размерам Землю. Большое Красное пятно представляет собой огромных размеров бурю в атмосфере Юпитера, которую наблюдают вот уже 300 лет. ... Обнаружено вращение Большого Красного пятна, обнаружена небольшая система колец, открыты полярные сияния, получены великолепные фотографии Юпитера и всех его лун. ...

... Bojan Nikolic web pages home . ... The goal here is to make a publication quality image of the sky with the coordinates labelled in the standard Right Accession/Declination units. ... Use the PGTBOX function which knows how to label the coordinate box in time units . ... тАЬINTтАЭ To draw tick marks and label them (тАЬIтАЭ so that the ticks are inverted, i.e., going outside the box) . ... Ensure that the matrix representing the coordinate system of the image is correct when calling PGIMAG . ...

... Club By-laws . ... Other Club Activities . ... Public Nights . ... Dr. James Green, NASA, Director Planetary Science will be our esteemed speaker on Tuesday, April 12, 2016 at 7:30 PM in Peyton Hall on the Princeton University campus. ... Our astronomers setup telescopes for public use at Communiversity in Princeton, Super Science Saturday at the NJ State Museum in Trenton and at various public events around Mercer County. ... Amateur Astronomers Association of Princeton, Inc., ...

... Candidate (green cross) RA DEC 256.80164134 17:07:12.39 35.509793719 +35:30:35.3 Target ( J2000 ) Target R-band 0 To box 15.13 W 21.73 S 0 21.01 W 62.90 S 26.55 E 58.23 S hex 5.88 E 41.17 N 21.01 E 62.90 N 0 47.55 E 4.67 N circle 41.67 W 36.50 N 26.54 W 58.23 N 47.55 W 4.67 S 0 Offset Star S1 (red box ) RA 256.79647905 17:07:11.15 35.503758524 ...

... It is notoriously difficult to identify weak cosmic ray events in long exposure observations. ... The method is to compare the probability distribution function (PDF) of cosmic ray events between an observation and a dark frame matched in exposure time. We illustrate the basic idea using dark exposures from a Tek 1024 1024 CCD with varying exposure lengths and read-out times. ... Figure: Histogram of cosmic ray events in a two hour dark frame. ... Original PostScript figure (78 kB) . ...

... September 1997: the photometry archive is now complete and available. August 1997: new set tested (including the new offset/filter box and a wave generator as a clock, see messages ). ... May 1997: the new offset/filter box is being tested, and should be available at CA starting with the July 1997 run. ... July 1996: ChL has modified the feedback resistors so as to allow a better time response in JHK. ... June 1996: new wave generator HP 33120A tested succesfully, and programmed. ...

Astronotes Armagh Planetarium's Stellar Blog! ... Armagh Planetarium . Colin Johnston . ... Space Flight . Human Exploration . Robot Exploration . ... Science Fiction . ... Thanks to extensive training and consummate professionalism, the two astronauts successfully and without a fuss fixed the problem . ... Article by Colin Johnston, Science Communicator) . ... Here you will find the latest news and views from the fascinating worlds of astronomy and space exploration. ...

ALMA discovers an unexpected population of compact interstellar clouds inside the dwarf irregular galaxy WLM. These star-forming clouds provide the necessary nurturing environment to form star clusters. As seen in relation to an optical image of the galaxy taken with the Blanco 4-meter telescope, (box upper left) an overlaying blanket of hydrogen gas (red) imaged with NRAO's VLA telescope provides the pressure necessary to concentrate molecules of carbon monoxide (yellow) as seen with ALMA. ...

Region file format: DS9 version 3.0 # GOODS/ESO observations of the CDFS with ISAAC [ProgID=168.A-0485(A)] global color =red font= helvetica 10 normal select=1 edit=1 move=1 delete=1 include=1 fixed=0 source # Completed fields in J and Ks (1.0 release - April 2004): fk5 ; box (53.13820,- 27.74867 , 150.0 , 150.0 ,0) # color = cyan text (53.13820,- 27.74867 ,{9}) # color = yellow fk5 ; box (53.09112,- ...

... static int . ... Plot (java.lang.String title, java.lang.String xLabel, java.lang.String yLabel, double[] xValues, double[] yValues) . ... void . ... This version of the constructor uses the default flags. public Plot (java.lang.String title, java.lang.String xLabel, java.lang.String yLabel, double[] xValues, double[] yValues, int flags) . ... public void addPoints (double[] x, double[] y, int shape) . ... Adds error bars to the plot. public void addLabel (double x, double y, java.lang.String label)...

ATM Forum Message . Forums: . Atm ћ Astrophotography ћ Blackholes ћ Blackholes2 ћ CCD ћ Celestron ћ Domes ћ Education . ... Discussion Forums | ... Post . ... Attic Find-grandpa's 12" Lenses . Forum List | ... Post Message | ... Login to Post . ... www.astronomy.net . About Astronomy Net | Advertise on Astronomy Net | ... Forum posts are Copyright their authors as specified in the heading above the post. "dbHTML," "AstroGuide," "ASTRONOMY.NET" & "VA.NET" . ...

КА StarDust должен встретится с кометой Wild-2 в начале 2004 года и собрать образцы кометного вещества. ... После 1974 года и до момента встречи с КА StarDust комета сблизится с Солнцем в пятый раз, в то время как комета Галлея подвергалась нагреву не менее 100 раз. ... Одна сторона конструкции используется для сбора межпланетной пыли, другая для сбора пыли и кометного вещества во время сближения с кометой Вилд-2. ... Сборщик образцов использовался во время полетов КК Shuttle и ОС Мир. ...

... НАУКИ УКРА?НИ ХАРК?ВСЬКИЙ НАЦ?ОНАЛЬНИЙ УН?ВЕРСИТЕТ ?МЕН? ... 707 51 72 ФОТОВЫСТАВКА «БИОРАЗНООБРАЗИЕ И ЛАНДШАФТЫ» 12 февраля 2009 года в 15.00 в выставочном зале Центральной научной библиотеки Харьковского национального университета имени В.Н. Каразина (8 этаж, главный корпус, плюю Свободы,4) состоится открытие выставки фотографий «Биоразнообразие и ландшафты». ...

The term Virtual Host refers to the practice of maintaining more than one server on one machine, as differentiated by their apparent hostname. ... Apache was one of the first servers to support IP-based virtual hosts right out of the box. ... Below is a list of documentation pages which explain all details of virtual host support in Apache version 1.3 and later. ... IP-based Virtual Hosts . ... Folks trying to debug their virtual host configuration may find the Apache -S command line switch useful. ...

adapted from Observe: Eclipses, published in 1979 by the Astronomical League and "Safe Solar Filters," by B. Ralph Chou, Sky and Telescope, August 1981) . ... Tape TWO pieces of film together into a sandwich, and tape this over the opening in the cardboard. ... The cardboard frame will act as a shade from the bright Sun, while you safely observe through the film sandwich. ... Undeveloped film is not safe. ... tape . ... At the end of one of the tubes, tape the aluminum foil, and make a tiny pinhole. ...

... Flight 1) 2) 3) Flight 1) 2) 3) model FM1 has the following parts: LNA MY-18, serial number PN 01-0252, factory number FM1; receiver box KRT-18, serial number PN 17660-01, factory number FM-001; DC-DC converters IVEP1 and IVEP2, factory number 05. model FM2 has the following parts: LNA MY-18, serial number PN 01-0252, factory number FM2; Receiver box KRT-18 serial number PN 17660-01, factory number FM-002; DC-DC converters IVEP1 and IVEP2 factory number 06. ... See Appendix 1. ... 2003. ... 2004 . ...