LOFAR-UK 2016-2019: LOFAR-UK Compute Facility

Lead Research Organisation: University of Hertfordshire
Department Name: School of Physics, Astronomy and Maths

Abstract

LOFAR, the LOw-Frequency ARray, is the world's most sensitive radio telescope operating at metre wavelengths. It is now producing extremely sensitive and detailed images of the radio sky at these wavelengths, but the data reduction process is complex. The proposed funding allows us to maintain and expand an existing computing facility for the use of UK astronomers involved in LOFAR.

Planned Impact

See main LOFAR-UK proposal for details.

Publications

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Hardcastle M (2016) LOFAR/H-ATLAS: a deep low-frequency survey of the Herschel -ATLAS North Galactic Pole field in Monthly Notices of the Royal Astronomical Society

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Burningham B (2016) A LOFAR mini-survey for low-frequency radio emission from the nearest brown dwarfs in Monthly Notices of the Royal Astronomical Society

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Williams W (2016) LOFAR 150-MHz observations of the Boötes field: catalogue and source counts in Monthly Notices of the Royal Astronomical Society

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Sabater J (2017) Calibration of LOFAR data on the cloud in Astronomy and Computing

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Tasse C (2018) Faceting for direction-dependent spectral deconvolution in Astronomy & Astrophysics

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Croston J (2018) Particle content, radio-galaxy morphology, and jet power: all radio-loud AGN are not equal in Monthly Notices of the Royal Astronomical Society

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Mahatma V (2018) Remnant radio-loud AGN in the Herschel-ATLAS field in Monthly Notices of the Royal Astronomical Society

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Read S (2018) The Far-Infrared Radio Correlation at low radio frequency with LOFAR/H-ATLAS in Monthly Notices of the Royal Astronomical Society

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Williams W (2018) LOFAR-Boötes: properties of high- and low-excitation radio galaxies at 0.5 < z < 2.0 in Monthly Notices of the Royal Astronomical Society

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Mahatma V. H. (2018) Remnant radio-loud AGN in the Herschel-ATLAS field in Monthly Notices of the Royal Astronomical Society

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Mooney S (2019) Blazars in the LOFAR Two-Metre Sky Survey first data release in Astronomy & Astrophysics

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Mahatma V (2019) LoTSS DR1: Double-double radio galaxies in the HETDEX field in Astronomy & Astrophysics

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Williams W (2019) NGC 326: X-shaped no more in Monthly Notices of the Royal Astronomical Society

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Shimwell T (2019) The LOFAR Two-metre Sky Survey II. First data release in Astronomy & Astrophysics

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Hale C (2019) LOFAR observations of the XMM-LSS field in Astronomy & Astrophysics

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O'Sullivan S (2019) The intergalactic magnetic field probed by a giant radio galaxy in Astronomy & Astrophysics

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Botteon A (2020) A giant radio bridge connecting two clusters in Abell 1758 in Monthly Notices of the Royal Astronomical Society: Letters

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Osinga E (2020) Alignment in the orientation of LOFAR radio sources in Astronomy & Astrophysics

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J. A. Röttgering H (2020) Radio constraints on dark matter annihilation in Canes Venatici I with LOFAR† in Monthly Notices of the Royal Astronomical Society

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Zucca P (2020) LOFAR 144-MHz follow-up observations of GW170817 in Monthly Notices of the Royal Astronomical Society

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Capetti A (2020) The LOFAR view of FR 0 radio galaxies in Astronomy & Astrophysics

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Röttgering H (2020) New constraints on the magnetization of the cosmic web using LOFAR Faraday rotation observations in Monthly Notices of the Royal Astronomical Society

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Botteon A (2020) The Beautiful Mess in Abell 2255 in The Astrophysical Journal

 
Description The LOFAR-UK compute facility was used by scientists round the UK to process LOFAR individual observations and surveys data. It underpinned the release of LoTSS data release 1, with many tens of papers on active galaxies, clusters, star-forming galaxies being produced as a direct result.
Exploitation Route Astronomers round the world are building on the newly processed data, including the original team.
Sectors Digital/Communication/Information Technologies (including Software),Other

URL https://lofar-surveys.org/
 
Title LOFAR Tier 1 pipeline 
Description A fully automatic LOFAR data reduction pipeline for imaging. 
Type Of Technology Software 
Year Produced 2017 
Open Source License? Yes  
Impact A number of publications have already used this software. 
URL https://github.com/mhardcastle/ddf-pipeline