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Dome symposium, paths towards exascale in radio astronomy
© ASTRON After five years of hard work at the ASTRON & IBM Centre for Exascale Technology, the Dome team presented their latest results at the Dome Symposium on May 18-19. These efforts aim at...
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Successful upgrade of CEP3
© RO SDOS & SOS, RUG CIT Is this the newest building of a modern architect? Or the work of a telematic artist? No, it is part of CEP3; the computer cluster that we make available for users that...
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Building a remote station
© astropix.nl Since light pollution is getting worse in Beilen, the sky brightness has risen 0.5 magnitude per square arc second in the last 5 years, I have been looking for a better location for my...
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HI absorption 2017: a workshop preparing for the upcoming absorption surveys
© astron With data from the new radio telescopes, pathfinders/precursors of SKA slowly starting to appear, it is a good time to have a community get together for those who are interested in using these...
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Griffon Vultures (Vale Gieren) spotted in Exloo
© Gerard Middelkoop, Dagblad van het Noorden The nature park around LOFAR, with its distinctive circular "moat" in the centre, attracts lots of exotic birds. But the recent visit of a group of no less...
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Mapping LOFAR
© CC-BY-4.0 PDOK / Tammo Jan Dijkema LOFAR looks best from the air. The scale is even such that sometimes the HBA tiles show up on topographical maps. I have enriched the Dutch topographical map...
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Unboxing a Mysterious Parcel from the UK
© Paula Fusiara, Emma Baan In the Mechanical Group we not only design and manufacture instrumentation hardware, but we do research as well. Currently we are busy investigating the possibilities of 3D...
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Ghosts on the moon??
© Rik ter Horst Some time ago I was visually observing crater Tycho with my 400 mm telescope and at some point I was hindered by something that looked like a kind of reflection just in the middle of...
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It's LOFAR Pulsar Observing Time!
© ASTRON LOFAR supports a wide variety of science cases, but in some parts of the year only a few related projects take over. These several weeks, it is pulsar observing time! The image shows the LOFAR...
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WSRT Holography Mode Available (again)!
© ASTRON, 2017 As part of the revision and upgrade of the Westerbork Synthesis Radio Telescope (WSRT), the hardware and software of the telescope control system have been completely redesigned. With...
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SKA Advanced Instrumentation Program (AIP) meeting at ASTRON
© ASTRON, 2017. On June 8 and 9, 2017, the SKA Organisation, ASTRON, MFAA, PAF and WBSPF consortia had a meeting at ASTRON in Dwingeloo to consider new technologies that can improve the scientific...
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The ASTRON/JIVE summer students of 2017
© Zsolt Paragi The 2017 ASTRON/JIVE summer students have arrived! This year we are hosting seven students from all around the world. From left to right on the picture are Nivedita (India), Ann (Kenya),...
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HI absorption surveys: ready to start!
© ASTRON One of the ways to explore gas in the Universe is using HI absorption observations. The new radio telescopes (ASKAP, MeerKAT and Apertif on the WSRT) offer exciting new possibilities for...
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The Leiden Radio Astronomy class of 2017
© - The Leiden Radio Astronomy course for Master students is a serious business. It takes 14 lectures to follow the waves through the processing chain, from currents in the antennas to carefully...
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Far-infrared emission in luminous quasars accompanied by nuclear outflows
© N. Maddox (image credit: Di Matteo, Springel & Hernquist) Feedback from accretion onto the supermassive black hole at the centres of galaxies is often invoked to explain many characteristics of...
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The Broad Impact of Low Frequency Observing & the 4th LOFAR Users Meeting
© R. PIzzo From 19-23 June 2017, the conference 'The Broad Impact of Low Frequency Observing' took place at the Conference Center of the INAF/CNR research campus, in Bologna (Italy). The programme...
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DRAGNET enters operations to participate in LOFAR observations
© ASTRON Almost 2 years ago the DRAGNET project acquired a GPU cluster to search for pulsars and other fast transients. The intended use was also to directly take correlator/beamformer data during an...
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NCLE Radio Receiver proceeding to the next phase
© ASTRON The Netherlands China Long Wavelength Explorer (NCLE) is a radio receiver aimed at observing the low frequency radio sky in lunar (Earth-Moon L2) orbit. NCLE is still in the design phase, and...
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First Light of APERTIF Delay Compensation and Fringe Stopping!
© ASTRON, 2017 We have been reporting on fringes every now and then to show the improvements in our new Phased Array Feed (PAF) system, APERTIF. The first daily image with fringes dates from 2008,...
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Today and tomorrow: WimSym77
© ASTRON Today and tomorrow we honour Wim Brouw with a 2-day symposium. The program can be found here: http://www.astron.nl/wimsym77/index.php The talks may be followed via the link:...
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