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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
Simultaneous observations of the blazar PKS 2155-304 from ultra-violet to TeV energies
Astronomy and Astrophysics, Volume 639, Article A42, Year 2020
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Description
Here we report the results of the first ever contemporaneous multi-wavelength observation campaign on the BL Lac object PKS 2155-304 involving Swift, NuSTAR, Fermi-LAT, and H.E.S.S. The use of these instruments allows us to cover a broad energy range, which is important for disentangling the different radiative mechanisms. The source, observed from June 2013 to October 2013, was found in a low flux state with respect to previous observations but exhibited highly significant flux variability in the X-rays. The high-energy end of the synchrotron spectrum can be traced up to 40 keV without significant contamination by high-energy emission. A one-zone synchrotron self-Compton model was used to reproduce the broadband flux of the source for all the observations presented here but failed for previous observations made in April 2013. A lepto-hadronic solution was then explored to explain these earlier observational results. © H. Abdalla et al. 2020.
Authors & Co-Authors
Abdalla, Hassan
South Africa, Potchefstroom
North-west University
Adam, Rémi M.
France, Palaiseau
Institut Polytechnique de Paris
Aharonian, F. A.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Ireland, Dublin
Institiúid Ard-lénn Bhaile Átha Cliath
Armenia, Yerevan
Russian-armenian University
Ait Benkhali, F.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Angüner, Ekrem Oǧuzhan
France, Marseille
Aix Marseille Université
Arakawa, Masanori
Japan, Tokyo
Rikkyo University
Arcaro, Cornelia H.E.
South Africa, Potchefstroom
North-west University
Armand, Céline
France, Chambery
Université Savoie Mont Blanc
Ashkar, Halim
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Backes, Michael
South Africa, Potchefstroom
North-west University
Namibia, Windhoek
University of Namibia
Barbosa-Martins, V.
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Barnard, Monica A.
South Africa, Potchefstroom
North-west University
Becherini, Yvonne
Sweden, Vaxja
Linnaeus University
Berge, David
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Bernlöhr, Konrad
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Blackwell, Rebecca
Australia, Adelaide
The University of Adelaide
Boettcher, M.
South Africa, Potchefstroom
North-west University
Boisson, Catherine
France, Paris
Université Psl
Bolmont, Julien
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Bonnefoy, Simon
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Bregeon, Johan
France, Montpellier
Université de Montpellier
Breuhaus, Mischa
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Brun, François
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Brun, Pierre
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Bryan, Marta L.
Netherlands, Amsterdam
Universiteit Van Amsterdam
Büchele, Matthias
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Bulk, Tomasz
Poland, Warsaw
University of Warsaw
Bylund, Tomas
Sweden, Vaxja
Linnaeus University
Caroff, Sami
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Carosi, Alessandro
France, Chambery
Université Savoie Mont Blanc
Casanova, Sabrina
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
Cerruti, Matteo
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Chand, Tej
South Africa, Potchefstroom
North-west University
Chandra, Sunil
South Africa, Potchefstroom
North-west University
Chen, Andrew W.
South Africa, Johannesburg
University of the Witwatersrand
Colafrancesco, Sergio
South Africa, Johannesburg
University of the Witwatersrand
Curyło, Małgorzata
Poland, Warsaw
University of Warsaw
Davids, Isak Delberth
Namibia, Windhoek
University of Namibia
Deil, Christoph
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Devin, Justine
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
DeWilt, P.
Australia, Adelaide
The University of Adelaide
Dirson, Ludmilla
Germany, Hamburg
Universität Hamburg
Djannati-Ataï, Arache
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Dmytriiev, Anton
France, Paris
Université Psl
Donath, Axel
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Doroshenko, V. T.
Germany, Tubingen
Eberhard Karls Universität Tübingen
Dyks, Jarosław
Poland, Warszawa
Polish Academy of Sciences
Egberts, Kathrin
Germany, Potsdam
Universität Potsdam
Emery, Gabriel
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Ernenwein, Jean Pierre
France, Marseille
Aix Marseille Université
Eschbach, Stefan
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Feijen, K.
Australia, Adelaide
The University of Adelaide
Fegan, Stephen J.
France, Palaiseau
Institut Polytechnique de Paris
Fiasson, Armand
France, Chambery
Université Savoie Mont Blanc
Fontaine, Gérard
France, Palaiseau
Institut Polytechnique de Paris
Funk, Stefan
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Füssling, Matthias
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Gabici, Stefano
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Gallant, Yves A.
France, Montpellier
Université de Montpellier
Gaté, Florian
France, Chambery
Université Savoie Mont Blanc
Giavitto, Gianluca
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Giunti, Luca
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Glawion, Dorit Eisenacher
Germany, Heidelberg
Universität Heidelberg
Glicenstein, Jean François
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Gottschall, Daniel
Germany, Tubingen
Eberhard Karls Universität Tübingen
Grondin, Marie Hélène
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Hahn, Joachim
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Haupt, Maria
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Heinzelmann, Götz
Germany, Hamburg
Universität Hamburg
Henri, Gilles
France, Saint Martin D'heres
Institut de Planétologie et D’astrophysique de Grenoble Ipag
Hermann, German
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Hinton, James A.J.A.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Hofmann, Werner
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Hoischen, Clemens
Germany, Potsdam
Universität Potsdam
Holch, T. L.
Germany, Berlin
Humboldt-universität zu Berlin
Holler, Markus
Austria, Innsbruck
Universität Innsbruck
Horns, Dieter
Germany, Hamburg
Universität Hamburg
Huber, David
Austria, Innsbruck
Universität Innsbruck
Iwasaki, Hiroyoshi
Japan, Tokyo
Rikkyo University
Jamrozy, Marek
Poland, Krakow
Uniwersytet Jagielloński
Jankowsky, David
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Jankowsky, Felix
Germany, Heidelberg
Universität Heidelberg
Jardin-Blicq, Armelle
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Jung-Richardt, Ira V.
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Kastendieck, Max Anton
Germany, Hamburg
Universität Hamburg
Katarzyński, Krzysztof
Poland, Torun
Uniwersytet Mikołaja Kopernika w Toruniu
Katsuragawa, Miho
Japan, Tokyo
The University of Tokyo
Katz, Ulrich F.
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Khangulyan, D.
Japan, Tokyo
Rikkyo University
Khélifi, Bruno
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
King, Johannes
Germany, Heidelberg
Universität Heidelberg
Klepser, Stefan
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Kluź Niak, W.
Poland, Warszawa
Polish Academy of Sciences
Komin, Nukri
South Africa, Johannesburg
University of the Witwatersrand
Kosack, Karl
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Kostunin, Dmitriy G.
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Kreter, Michael
South Africa, Potchefstroom
North-west University
Lamanna, Giovanni
France, Chambery
Université Savoie Mont Blanc
Lemière, Anne
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Lemoine-Goumard, Marianne
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Lenain, Jean Philippe
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Lohse, Thomas
Germany, Berlin
Humboldt-universität zu Berlin
Lypova, Iryna
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
MacKey, Jonathan
Ireland, Dublin
Institiúid Ard-lénn Bhaile Átha Cliath
Majumdar, Jhilik
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Malyshev, Denys
Germany, Tubingen
Eberhard Karls Universität Tübingen
Marandon, Vincent
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Marcowith, Alexandre
France, Montpellier
Université de Montpellier
Mares, Arnaud
France, Gradignan
Lp2i - Laboratoire de Physique Des Deux Infinis Bordeaux
Martí.-Devesa, G.
Austria, Innsbruck
Universität Innsbruck
Marx, Ramin
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Maurin, Guillaume T.
France, Chambery
Université Savoie Mont Blanc
Meintjes, Pieter J.
South Africa, Bloemfontein
University of the Free State
Mitchell, Alison M.W.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Switzerland, Zurich
Universität Zürich
Moderski, Rafaƚ
Poland, Warszawa
Polish Academy of Sciences
Mohamed, Mahmoud
Germany, Heidelberg
Universität Heidelberg
Mohrmann, Lars
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Moore, Christopher J.
United Kingdom, Leicester
University of Leicester
Moulin, Emmanuel
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Muller, Jacques
France, Palaiseau
Institut Polytechnique de Paris
Murach, Thomas
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
de Naurois, Mathieu
France, Palaiseau
Institut Polytechnique de Paris
Ndiyavala, Hambeleleni
South Africa, Potchefstroom
North-west University
Niemiec, Jacek
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
O'Brien, Paul T.
United Kingdom, Leicester
University of Leicester
Ohm, Stefan
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
De Oña Wilhelmi, Emma
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Ostrowski, Michałl
Poland, Krakow
Uniwersytet Jagielloński
Oya, Igor
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Panter, M.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Parsons, Robert Daniel
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Petrucci, Pierre Olivier
France, Saint Martin D'heres
Institut de Planétologie et D’astrophysique de Grenoble Ipag
Pita, Santiago
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Poireau, Vincent
France, Chambery
Université Savoie Mont Blanc
Priyana Noel, A.
Poland, Krakow
Uniwersytet Jagielloński
Prokhorov, Dmitry A.
South Africa, Johannesburg
University of the Witwatersrand
Prokoph, Heike
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Pühlhofer, Gerd
Germany, Tubingen
Eberhard Karls Universität Tübingen
Punch, Michael
Sweden, Vaxja
Linnaeus University
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Quirrenbach, Andreas
Germany, Heidelberg
Universität Heidelberg
Reimer, Anita
Austria, Innsbruck
Universität Innsbruck
Reimer, Olaf
Austria, Innsbruck
Universität Innsbruck
Renaud, Matthieu
France, Montpellier
Université de Montpellier
Rieger, Frank M.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Rowell, Gavin P.
Australia, Adelaide
The University of Adelaide
Rudak, Bronisław
Poland, Warszawa
Polish Academy of Sciences
Sahakian, Vardan H.
Armenia, Yerevan
Yerevan Physics Institute
Sánchez, David A.
France, Chambery
Université Savoie Mont Blanc
Santangelo, Andrea E.
Germany, Tubingen
Eberhard Karls Universität Tübingen
Sasaki, Manami
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Schüssler, Fabian
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Schutte, Hester M.
South Africa, Potchefstroom
North-west University
Schwanke, Ullrich
Germany, Berlin
Humboldt-universität zu Berlin
Seyffert, Albertus S.
South Africa, Potchefstroom
North-west University
Shafi, Nebiha
South Africa, Johannesburg
University of the Witwatersrand
Shiningayamwe, K.
Namibia, Windhoek
University of Namibia
Sinha, Atreyee
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Sol, Hélène
France, Paris
Université Psl
Stawarz, Łukasz
Poland, Krakow
Uniwersytet Jagielloński
Steenkamp, R.
Namibia, Windhoek
University of Namibia
Stegmann, Christian
Germany, Potsdam
Universität Potsdam
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Steppa, Constantin
Germany, Potsdam
Universität Potsdam
Takahashi, Tadayuki
Japan, Tokyo
The University of Tokyo
Terrier, Régis
France, Gif-sur-yvette
Commissariat a L'energie Atomique et Aux Energies Alternatives
Tluczykont, Martin
Germany, Hamburg
Universität Hamburg
Tuffs, Richard J.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Uchiyama, Yasunobu
Japan, Tokyo
Rikkyo University
van der Walt, D. J.
South Africa, Potchefstroom
North-west University
Van Eldik, Christopher
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
van Rensburg, Carlo
South Africa, Potchefstroom
North-west University
van Soelen, Brian V.A.N.
South Africa, Bloemfontein
University of the Free State
Vasileiadis, Georges
France, Montpellier
Université de Montpellier
Venter, Christo
South Africa, Potchefstroom
North-west University
Vincent, P.
France, Paris
Laboratoire de Physique Nucléaire et de Hautes Energies
Vink, Jacco S.
Netherlands, Amsterdam
Universiteit Van Amsterdam
Völk, Heinrich J.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Wadiasingh, Zorawar
South Africa, Potchefstroom
North-west University
Wagner, Stefan J.
Germany, Heidelberg
Universität Heidelberg
White, Richard J.
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Wierzcholska, Alicja
Poland, Krakow
Henryk Niewodniczanski Institute of Nuclear Physics of the Polish Academy of Sciences
Germany, Heidelberg
Universität Heidelberg
Yang, Ruizhi
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Zacharias, Michael
South Africa, Potchefstroom
North-west University
Zanin, Roberta
Germany, Heidelberg
Max-planck-institut Für Kernphysik
Zdziarski, Andrzej A.
Poland, Warszawa
Polish Academy of Sciences
Zech, Andreas
France, Paris
Université Psl
Z̀ywucka, Natalia
South Africa, Potchefstroom
North-west University
Madejski, Grzegorz M.
United States, Palo Alto
Stanford University
Nalewajko, Krzysztof
Poland, Warszawa
Polish Academy of Sciences
Madsen, Kristin Kruse
United States, Pasadena
California Institute of Technology
Chiang, James
United States, Palo Alto
Stanford University
Baloković, Mislav
United States, Cambridge
Harvard-smithsonian Center for Astrophysics
United States, Cambridge
Harvard University
Paneque, David
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Furniss, Amy K.
United States, Hayward
California State University, East Bay
Hayashida, Masaaki
Japan, Tokyo
Rikkyo University
Urry, Claudia Megan
United States, New Haven
Yale University
Ajello, Marco
United States, Clemson
Clemson University
Harrison, Fiona A.
United States, Pasadena
California Institute of Technology
Giebels, Berrie
France, Palaiseau
Institut Polytechnique de Paris
Stern, Daniel K.
United States, Pasadena
California Institute of Technology
Forster, Karl G.
United States, Pasadena
California Institute of Technology
Giommi, Paolo
Italy, Rome
Del Politecnico Snc
Perri, Matteo
Italy, Rome
Del Politecnico Snc
Italy, Monte Porzio Catone
Osservatorio Astronomico Di Roma
Puccetti, Simonetta
Italy, Rome
Del Politecnico Snc
Zoglauer, Andreas C.
United States, Berkeley
University of California, Berkeley
Tagliaferri, Gianpiero
Italy, Merate
Osservatorio Astronomico Di Brera
Statistics
Citations: 6
Authors: 205
Affiliations: 51
Identifiers
Doi:
10.1051/0004-6361/201936900
ISSN:
00046361
Research Areas
Environmental