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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Edler H (2022) Abell 1033: Radio halo and gently reenergized tail at 54 MHz in Astronomy & Astrophysics

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Edler H (2023) VICTORIA project: The LOFAR HBA Virgo Cluster Survey in Astronomy & Astrophysics

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Eyles-Ferris R (2023) Finding LoTSS of hosts for GRBs: a search for galaxy-gamma-ray burst coincidences at low frequencies with LOFAR in Monthly Notices of the Royal Astronomical Society

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Feeney-Johansson A (2021) Detection of coherent low-frequency radio bursts from weak-line T Tauri stars in Astronomy & Astrophysics

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Gloudemans A (2021) Low frequency radio properties of the z > 5 quasar population in Astronomy & Astrophysics

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Hale C (2024) Cosmology from LOFAR Two-metre Sky Survey Data Release 2: angular clustering of radio sources in Monthly Notices of the Royal Astronomical Society

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

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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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Hardcastle M (2021) The contribution of discrete sources to the sky temperature at 144 MHz in Astronomy & Astrophysics

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Hoang D (2023) A search for intercluster filaments with LOFAR and eROSITA in Monthly Notices of the Royal Astronomical Society

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Hoang D (2021) A 3.5 Mpc long radio relic in the galaxy cluster ClG 0217+70 in Astronomy & Astrophysics

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Hoang D (2021) LOFAR detection of a low-power radio halo in the galaxy cluster Abell 990 in Monthly Notices of the Royal Astronomical Society

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Hutschenreuter S (2022) The Galactic Faraday rotation sky 2020 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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Lusetti G (2024) Re-energization of AGN head-tail radio galaxies in the galaxy cluster ZwCl 0634.1+47474 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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Mahatma V (2021) A low-frequency study of linear polarization in radio galaxies in Monthly Notices of the Royal Astronomical Society

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

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Mahatma V (2023) A low-frequency sub-arcsecond view of powerful radio galaxies in rich-cluster environments: 3C 34 and 3C 320 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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Mandal S (2020) Revived fossil plasma sources in galaxy clusters in Astronomy & Astrophysics

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Marecki A (2021) Multifrequency study of a double-double radio galaxy J0028+0035 in Monthly Notices of the Royal Astronomical Society

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Maschmann D (2022) Central star formation in double-peak, gas-rich radio galaxies in Astronomy & Astrophysics

 
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