SW
S. J. Wijnholds
astro-ph.IMastro-ph.HEastro-ph.COastro-ph.GAcs.AIphysics.data-anastro-phastro-ph.SRstat.APcs.CV
On Valency
published · living versionsW_yqzckc6g·v1 · currentpublished
LOFAR MSSS: Detection of a low-frequency radio transient in 400 hrs of monitoring of the North Celestial Pole
with A. J. Stewart, R. P. Fender, J. W. Broderick, T. E. Hassall +97
1 version
W_hfxes35b·v1published
Preprints & journals
57 papers in the corpus · 2005–2026The LOFAR Two-metre Sky Survey: VII. Third Data Release2602.15949v1 · T. W. Shimwell, M. J. Hardcastle, C. Tasse et al.2026 · 20 citationsarXiv
Anomaly detection in radio galaxy data with trainable COSFIRE filters2505.18643v1 · Steven Ndung'u, Trienko Grobler, Stefan J. Wijnholds et al.2025 · 0 citationsarXiv
Content-Based Image Retrieval Using COSFIRE Descriptors with application to Radio Astronomy2410.08227v1 · Steven Ndungu, Trienko Grobler, Stefan J. Wijnholds et al.2024 · 1 citationarXiv
Deep supervised hashing for fast retrieval of radio image cubes2309.00932v1 · Steven Ndung'u, Trienko Grobler, Stefan J. Wijnholds et al.2023 · 2 citationsarXiv
Antenna Pattern Modelling Accuracy for a Very Large Aperture Array Radio Telescope with Strongly Coupled Elements2306.06724v1 · Pietro Bolli, David Davidson, Maria Grazia Labate et al.2023 · 0 citationsarXiv
Apertif 1.4 GHz continuum observations of the Boötes field and their combined view with LOFAR2306.03710v1 · A. M. Kutkin, T. A. Oosterloo, R. Morganti et al.2023 · 6 citationsA&A 676, A37 (2023)
Advances on the classification of radio image cubes2305.03435v1 · Steven Ndung'u, Trienko Grobler, Stefan J. Wijnholds et al.2023 · 0 citationsarXiv
Continuum source catalog for the first APERTIF data release2208.05342v1 · A. M. Kutkin, T. A. Oosterloo, R. Morganti et al.2022 · 14 citationsA&A 667, A39 (2022)
First release of Apertif imaging survey data2208.05348v2 · Elizabeth A. K. Adams, B. Adebahr, W. J. G. de Blok et al.2022 · 43 citationsA&A 667, A38 (2022)
The Apertif Radio Transient System (ARTS): Design, Commissioning, Data Release, and Detection of the first 5 Fast Radio Bursts2205.12362v2 · Joeri van Leeuwen, Eric Kooistra, Leon Oostrum et al.2022 · 16 citationsA&A 672, A117 (2023)
Characterising the Apertif primary beam response2205.09662v2 · H. D'enes, K. M. Hess, E. A. K. Adams et al.2022 · 6 citationsA&A 667, A40 (2022)
Apercal -- The Apertif Calibration Pipeline2112.03722v1 · B. Adebahr, R. Schulz, T. J. Dijkema et al.2021 · 15 citationsAstronomy and Computing 38 (2022) 100514
The Aperture Array Verification System 1: System overview and early commissioning results2110.03217v1 · P. Benthem, R. Wayth, E. de Lera Acedo et al.2021 · 29 citationsA&A 655, A5 (2021)
Fourier-domain dedispersion2110.03482v1 · C. G. Bassa (ASTRON), J. W. Romein (ASTRON), B. Veenboer (ASTRON) et al.2021 · 7 citationsA&A 657, A46 (2022)
Apertif, Phased Array Feeds for the Westerbork Synthesis Radio Telescope2109.14234v2 · W. A. van Cappellen, T. A. Oosterloo, M. A. W. Verheijen et al.2021 · 143 citationsA&A 658, A146 (2022)
Sub-arcsecond imaging with the International LOFAR Telescope I. Foundational calibration strategy and pipeline2108.07283v1 · L. K. Morabito, N. J. Jackson, S. Mooney et al.2021 · 90 citationsA&A 658, A1 (2022)
Chromatic periodic activity down to 120 megahertz in a fast radio burst.34433943 · Pastor-Marazuela, Inés, Connor, Liam, van Leeuwen, Joeri et al.2022 · 145 citationsNature. 2021;596(7873):505-508
Extreme intra-hour variability of the radio source J1402+5347 discovered with Apertif2008.07945v1 · T.A. Oosterloo, H.K. Vedantham, A.M. Kutkin et al.2020 · 9 citationsarXiv
Mid Frequency Aperture Array Architectural Design Document2008.04583v1 · A.W. Gunst, A.J. Faulkner, S. Wijnholds et al.2020 · 0 citationsarXiv
A bright, high rotation-measure FRB that skewers the M33 halo2002.01399v2 · Liam Connor, Joeri van Leeuwen, L. C. Oostrum et al.2020 · 47 citationsarXiv
Repeating fast radio bursts with WSRT/Apertif1912.12217v2 · L. C. Oostrum, Y. Maan, J. van Leeuwen et al.2019 · 68 citationsA&A 635, A61 (2020)
Baseline Dependent Averaging in Radio Interferometry1802.09321v1 · S. J. Wijnholds, A. G. Willis, S. Salvini2018 · 24 citationsarXiv
Upper limits on the 21-cm Epoch of Reionization power spectrum from one night with LOFAR1702.08679v1 · A.H. Patil, S. Yatawatta, L.V.E. Koopmans et al.2017 · 289 citationsarXiv
Parallel Calibration for Sensor Array Radio Interferometers1609.02448v1 · Martin Brossard, Mohammed Nabil El Korso, Marius Pesavento et al.2016 · 4 citationsarXiv
Corrigendum: A large light-mass component of cosmic rays at 1017-1017.5 electronvolts from radio observations.27437581 · Buitink, S, Corstanje, A, Falcke, H et al.2017 · 3 citationsNature. 2016;537(7621):572
Calibration artefacts in radio interferometry. III. Phase-only calibration and primary beam correction1606.06320v2 · T. L. Grobler, A. J. Stewart, S. J. Wijnholds et al.2016 · 6 citationsarXiv
Probing Ionospheric Structures using the LOFAR radio telescope1606.04683v1 · M. Mevius, S. van der Tol, V. N. Pandey et al.2016 · 133 citationsRadio Sci. 51 (2016) 927-941
A large light-mass component of cosmic rays at 10(17)-10(17.5) electronvolts from radio observations.26935696 · Buitink, S, Corstanje, A, Falcke, H et al.2016 · 157 citationsNature. 2016;531(7592):70-3
LOFAR MSSS: Detection of a low-frequency radio transient in 400 hrs of monitoring of the North Celestial Pole1512.00014v1 · A. J. Stewart, R. P. Fender, J. W. Broderick et al.2015 · 71 citationsMonthly Notices of the Royal Astronomical Society, 2016, Volume 456, Issue 3, p.2321-2342on Valency
The LOFAR Multifrequency Snapshot Sky Survey (MSSS) I. Survey description and first results1509.01257v1 · G.H. Heald, R.F. Pizzo, E. Orr'u et al.2015 · 110 citationsarXiv
Calibrating the absolute amplitude scale for air showers measured at LOFAR1507.08932v3 · A. Nelles, J. R. Horandel, T. Karskens et al.2015 · 56 citationsJournal of Instrumentation 10(11), P11005 - P11005 (2015)
Measuring a Cherenkov ring in the radio emission from air showers at 110-190 MHz with LOFAR1411.6865v1 · A. Nelles, P. Schellart, S. Buitink et al.2014 · 72 citationsarXiv
Fast gain calibration in radio astronomy using alternating direction implicit methods: Analysis and applications1410.2101v1 · Stefano Salvini, Stefan J. Wijnholds2014 · 74 citationsarXiv
Lunar occultation of the diffuse radio sky: LOFAR measurements between 35 and 80 MHz1407.4244v1 · H. K. Vedantham, L. V. E. Koopmans, A. G. de Bruyn et al.2014 · 24 citationsarXiv
Initial LOFAR observations of Epoch of Reionization windows: II. Diffuse polarized emission in the ELAIS-N1 field1407.2093v1 · V. Jelic, A. G. de Bruyn, M. Mevius et al.2014 · 49 citationsA&A 568, A101 (2014)
LOFAR Sparse Image Reconstruction1406.7242v3 · H. Garsden, J. N. Girard, J. L. Starck et al.2014 · 109 citationsA&A 575, A90 (2015)
The shape of the radio wavefront of extensive air showers as measured with LOFAR1404.3907v2 · A. Corstanje, P. Schellart, A. Nelles et al.2014 · 70 citationsarXiv
Constraining the epoch of reionization with the variance statistic: simulations of the LOFAR case1401.4172v2 · Ajinkya H. Patil, Saleem Zaroubi, Emma Chapman et al.2014 · 61 citationsMNRAS 443 1113 (2014)
The brightness and spatial distributions of terrestrial radio sources1307.5580v1 · A. R. Offringa, A. G. de Bruyn, S. Zaroubi et al.2013 · 17 citationsarXiv
Chromatic effects in the 21 cm global signal from the cosmic dawn1306.2172v1 · H.K. Vedantham, L.V.E. Koopmans, A.G. de Bruyn et al.2013 · 80 citationsarXiv
LOFAR: The LOw-Frequency ARray1305.3550v2 · M. P. van Haarlem, M. W. Wise, A. W. Gunst et al.2013 · 2,662 citationsarXivon Valency
Amsterdam-ASTRON radio transient facility and analysis centre: towards a 24 x 7, all-sky monitor for the low-frequency array (LOFAR).23630370 · Prasad, Peeyush, Wijnholds, Stefan J2014 · 0 citationsPhilosophical transactions. Series A, Mathematical, physical, and engineering sciences. 2013;371(1992):20120234
Calibrating High-Precision Faraday Rotation Measurements for LOFAR and the Next Generation of Low-Frequency Radio Telescopes1303.6230v1 · C. Sotomayor-Beltran, C. Sobey, J. W. T. Hessels et al.2013 · 156 citationsAstron.&Astrophys. 552, A58, 2013
Differential Frequency-dependent Delay from the Pulsar Magnetosphere1302.2321v1 · T. E. Hassall, B. W. Stappers, P. Weltevrede et al.2013 · 32 citationsarXiv
The LOFAR radio environment1210.0393v1 · A. R. Offringa, A. G. de Bruyn, S. Zaroubi et al.2012 · 92 citationsarXiv
AARTFAAC: Towards a 24x7, All-sky Monitor for LOFAR1205.3056v1 · Peeyush Prasad, Stefan J. Wijnholds2012 · 7 citationsarXiv
Redundancy Calibration of Phased Array Stations1205.1413v1 · Parisa Noorishad, Stefan J. Wijnholds, Arnold van Ardenne et al.2012 · 21 citationsarXiv
Wide-band Simultaneous Observations of Pulsars: Disentangling Dispersion Measure and Profile Variations1204.3864v2 · T. E. Hassall, B. W. Stappers, J. W. T. Hessels et al.2012 · 108 citationsA&A Volume 543, July 2012
Optimized Trigger for Ultra-High-Energy Cosmic-Ray and Neutrino Observations with the Low Frequency Radio Array1108.5745v1 · K. Singh, M. Mevius, O. Scholten et al.2011 · 17 citationsNucl. Inst. and Meth. 664 (2012) 171-185
Performance of Polarimetric Beamformers for Phased Array Radio Telescopes1108.5402v1 · Marianna V. Ivashina, Stefan J. Wijnholds, Rob Maaskant et al.2011 · 3 citationsarXiv
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