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A new full member of IAA
© JIVE As reported in AJDI 2012-09-28, Leonid Gurvits was elected to the ranks of Corresponding Member of the International Academy of Astronautics (IAA). This status is the first step toward a full...
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Searching for pulsars with coherent dedispersion
© Cees Bassa, Ziggy Pleunis, Jason Hessels, Vlad Kondratiev The dispersive effect of the ionized interstellar medium leads to frequency dependent delays in the arrival times of pulsed radio emission....
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Open day prize winners visit the DRT
© R&D department At the recent ASTRON/JIVE/DOME/NOVA Open Day, the compute group presented the visitors with a quiz. If the processing power of a typical tablet computer is represented by one...
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Today's colloquium: Seeing through clouds: the role of radio astronomy in...
© David Baneke From its very beginning, radio astronomy has shaped astronomy. Not only has it changed our view of the cosmos in the most literal way, it has also changed how astronomy is done and how...
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Bootes field with LOFAR @ 150 MHz
© Image credits: Wendy Williams (Leiden), Reinout van Weeren (Harvard) and Huub Rottgering (Leiden), for the LOFAR survey team. This is the first sensitive, wide field, LOFAR image at 150 MHz. It...
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Cool
© ASTRON Lately we have been busy with a cool subject in every sense of the word, maybe except for the protective gear, which is not up to the latest fashion. Accompanied to the ever present goal of...
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Neutral atomic hydrogen in Hickson Compact Group 44
© copyright reserved This image is a slide from my presentation at ASTRON lunch talk in August, and shows one of the main scientific results from my visit to ASTRON/JIVE during the summer of 2015. The...
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LOFAR Dynamic Spectrum Art
© Astron Because of the ever-present possibility(*) of little problems like hardware failure, software bugs, or even human error, the LOFAR system is being monitored 24 hours a day. Sometimes we notice...
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Today's colloquium: Emergent Gravity and the Dark Universe
© Erik Verlinde At present we are witnessing a revolution in theoretical physics leading to a completely new view on space-time and gravity. Studies in string theory and black hole physics reveal a...
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Sampling the Ionosphere with Rigid Floating Groups (RFG)
© Madroon Community Consultants (MCC) The LOFAR calibration process generates "Rigid Floating Groups" (RFGs) of N instrumental phase errors, one for each LOFAR station, looking in the same direction,...
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ASTRON/JIVE scientists, looking the part
© Madroon Community Consultants (MCC) Normally it does not matter very much that our scientists do not always resemble the popular image that Hollywood has created for them. After all, modern...
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UniBoard2 has arrived
© JIVE / ASTRON After a period of nearly 3.5 years the Radionet FP7 UniBoard2 project comes to an end. The goal of the project was to create an FPGA-based generic scalable high-performance computing...
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Our Commissioning team at work in LOFAR station Borowiec (PL610)
© Fotos: M Norden, K Stuurwold When all antennas are mounted and all electronics is installed, an International LOFAR station is subjected to a well-defined Station Hardware Validation Procedure, as...
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Christmas High Tea
© ASTRON / Hiddo Hanenburg Today at 15.00, the Christmas High Tea will be held. This marks the end of the year for ASTRON, JIVE and NOVA. Retired & current personnel, students and visitors come...
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The International LOFAR Telescope family has been extended!
© Marjan Tibbe The International LOFAR Telescope has been officially extended to the East! On Wednesday 9 December 2015 the ILT board admitted POLFAR, the Polish LOFAR Consortium, as a new member....
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APERTIF-6 first-fringe party
© Jan Rinze Peterson On the 26th of November we celebrated the measurement of the first fringe (08/10/2015) on the sky with the final APERTIF correlator, using 6 WSRT dishes for the moment. The APERTIF...
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'Audio' meets 'Ultra-Mega-High Hertz'
© Astron For some of their modules, the Netherlands Space Research Organisation (SRON) decided to take the frequency down a tiny notch to 'more decent' frequencies. So, in the past year, there has been...
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In memoriam Dan Harris 1935-2015
© Harris family Dan Harris was the first astronomical postdoc(*) in Dwingeloo, between 1975 and 1978. He died last week, after four-score fully-lived years. According to his children (Justine, Seth and...
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Season's Greetings from ASTRON
© ASTRON ASTRON wishes you all a merry Christmas and a prosperous 2016!
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Happy Holidays from JIVE !
© image copyright: Paul Boven, Harm-Jan Stiepel, Huib van Langevelde The year 2015 has been a special year for JIVE, as the ERIC was inaugurated and the old foundation transferred its activities to the...
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