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Concrete blocks experiment
© none Maintenance is testing an experimental approach on anchoring the groundplane of our LBA antennas.The traditional way is using pegs or screw anchors. Both methods have the disadvantage, that the...
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SD-Day 2022
© T. Kamphuis During the 2022 Software Delivery Day, the group discussed this year's achievements (like the work on TMSS, LOFAR2, ADEX/ESAP, LDV, Apertif, and ESCAPE, to mention a few) and focused on...
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Colloquium: GPUs in Radio Astronomy
© John Romein The gray box in the image is our latest acquisition: an NVIDIA Jetson AGX Orin. It contains a highly energy efficient and tightly integrated GPU/CPU System-on-Chip. These small 11cm x...
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DANTE preliminary design review
© ASTRON The project DANTE (Development of and Advanced HBA Frontend) kicked off its activities in May of this year with the goal of allowing LOFAR High Band Antenna's (HBA) to continue delivering...
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Happy 10th birthday to "The Repeater", FRB 121102
© Hessels They grow up so fast... the famous FRB 121102 has just turned 10 years old (plus of course the 3 billion years it took the signal to reach Earth from its host galaxy). This picture shows a 3D...
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Magnetic fields and relativistic electrons fill entire galaxy cluster
© ROSAT/LOFAR/SDSS/Botteon et al., 2022, Science Advances/Frits Sweijen The deepest images ever produced of a galaxy cluster at low frequencies have been obtained combining 18 nights of LOFAR...
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Apertif imaging data release papers are published by A&A
© Free Three papers dedicated to the first Apertif imaging data release (DR1) are now published in A&A, Vol 667. Congratulations to the team! The paper by Adams et al. (arXiv:2208.05348) provides...
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Colloquium: Unveiling the Cosmic Dawn with the AARTFAAC Cosmic Explorer
© Bharat Kumar Gehlot The first stars, black holes and galaxies in the early Universe appeared and evolved during the Cosmic Dawn and Epoch of Reionization. The redshifted 21-cm spectral signature of...
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Jess @Westerbork & Lofar
© Denis Schrama Some time ago I asked Jessica if she wanted to visit Westerbork WSRT and the LOFAR site in a casual way. The maintenance crew wanted to show her WSRT and LOFAR through the eyes of a...
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LDV gets busy
© ASTRON The LOFAR long-term archive (LTA) hosts about 60 PB of data. This is the largest astronomical data collection to date and an invaluable resource for science. Most of these data are in the form...
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AstroFlash visits SURF
© Hessels On October 28th, 2022, our AstroFlash research group visited SURF to get a guided tour of the national supercomputer Snellius and the associated tape archive, which also houses the LOFAR...
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ALMA Advanced GPU Correlator Study Kick-off
© ASTRON In October we have held our first face-to-face workshop to discuss the goals and plans for our collaborative study of the use of GPU Tensor-Core Correlators for the ALMA telescope. The...
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Meet Your Future @Windesheim
© Fanna Lautenbach ASTRON's Yan & Fanna and Innovation Cluster Drachten were present together during 'Meet Your Future'; an IT business contact day organised by Windesheim University of Applied...
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ESCAPE ESAP Training Workshop
© ASTRON & ESCAPE Partners ESCAPE is a multi-national Horizon 2020 project to develop common âe-infrastructureâ solutions â data storage, software repositories, analysis systems, and so on...
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Colloquium: The MeerKAT Fornax Survey: ubiquitous HI tails and clouds in the...
© Paolo Serra @ INAF - Osservatorio Astronomico di Cagliari I will show first science results from the MeerKAT Fornax Survey. Our goal is to perform a detailed study of the nearby Fornax galaxy cluster...
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SDCO group uitje
© Cees Bassa/Roberto Pizzo/Gemma Janssen On Thursday 17 November, the SDCO went on their second group uitje of 2022.First on the programme: a walk-with-horses event in the Dwingelderveld with coffee,...
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New cooling machine installed at ASTRON
© ASTRON When our old cooling machine gave up, we had to order a new one. ASTRONâs telescopes acquire lots of data, meaning we have a very busy server room that generates a lot of heat and needs to...
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Prof. dr. Michael Wise
© ASTRON Former ASTRON astronomer and head of the Astronomy Group, Michael Wise, gave his inaugural lecture ("oratie") at the Aula of the University of Amsterdam on November 30th, 2022. If you missed...
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Farewell Franz (kind of...)
© ASTRON Dr. Franz Kirsten is leaving ASTRON per December 1st, 2022, to take up a permanent position as a Senior Research Engineer at Chalmers University of Technology. Franz worked with us for the...
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Colloquium: How diverse are the faintest dwarf galaxies
© Martin Rey Recent advances in imaging capabilities have transformed our understanding of galaxies at the low surface brightnesses frontier, unveiling a new population of ever smaller "ultra-faint"...
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