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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
earth and planetary sciences
First multi-wavelength campaign on the gamma-ray-loud active galaxy IC 310
Astronomy and Astrophysics, Volume 603, Article A25, Year 2017
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Description
Context. The extragalactic very-high-energy gamma-ray sky is rich in blazars. These are jetted active galactic nuclei that are viewed at a small angle to the line-of-sight. Only a handful of objects viewed at a larger angle are so far known to emit above 100 GeV. Multi-wavelength studies of such objects up to the highest energies provide new insights into the particle and radiation processes of active galactic nuclei. Aims. We aim to report the results from the first multi-wavelength campaign observing the TeV detected nucleus of the active galaxy IC 310, whose jet is observed at a moderate viewing angle of 10°-20°. Methods. The multi-instrument campaign was conducted between 2012 November and 2013 January, and involved observations with MAGIC, Fermi, INTEGRAL, Swift, OVRO, MOJAVE and EVN. These observations were complemented with archival data from the AllWISE and 2MASS catalogs. A one-zone synchrotron self-Compton model was applied to describe the broadband spectral energy distribution. Results. IC 310 showed an extraordinary TeV flare at the beginning of the campaign, followed by a low, but still detectable TeV flux. Compared to previous measurements in this energy range, the spectral shape was found to be steeper during the low emission state. Simultaneous observations in the soft X-ray band showed an enhanced energy flux state and a harder-when-brighter spectral shape behavior. No strong correlated flux variability was found in other frequency regimes. The broadband spectral energy distribution obtained from these observations supports the hypothesis of a double-hump structure. Conclusions. The harder-when-brighter trend in the X-ray and VHE emission, observed for the first time during this campaign, is consistent with the behavior expected from a synchrotron self-Compton scenario. The contemporaneous broadband spectral energy distribution is well described with a one-zone synchrotron self-Compton model using parameters that are comparable to those found for other gamma-ray-emitting misaligned blazars. © ESO, 2017.
Authors & Co-Authors
Ahnen, Max L.
Switzerland, Zurich
Eth Zürich
Ansoldi, Stefano
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Japan, Kyoto
Kyoto University
Antonelli, Lucio Angelo
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Arcaro, Cornelia H.E.
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Babić, Ana
Croatia, Zagreb
University of Zagreb
Banerjee, Biswajit
India, Kolkata
Saha Institute of Nuclear Physics
Bangale, Priyadarshini
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Barres De Almeida, Ulisses
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Brazil, Rio de Janeiro
Centro Brasileiro de Pesquisas Físicas
Barrio, Juan Abel
Spain, Madrid
Universidad Complutense de Madrid
Becerra González, Josefa
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
United States, Greenbelt
Nasa Goddard Space Flight Center
United States, College Park
University of Maryland, College Park
Bednarek, Włodzimierz
Poland, Lodz
University of Lodz
Bernardini, Elisa
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Germany, Berlin
Humboldt-universität zu Berlin
Berti, Alessio
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Italy, Trieste
Università Degli Studi Di Trieste
Biasuzzi, Barbara
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Biland, Adrian
Switzerland, Zurich
Eth Zürich
Blanch, Oscar
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Bonnefoy, Simon
Spain, Madrid
Universidad Complutense de Madrid
Bonnoli, Giacomo
Italy, Pisa
Istituto Nazionale Di Fisica Nucleare, Sezione Di Pisa
Borracci, F.
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Bretz, Thomas
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Switzerland, Lausanne
École Polytechnique Fédérale de Lausanne
Carosi, Roberto
Italy, Pisa
Istituto Nazionale Di Fisica Nucleare, Sezione Di Pisa
Carosi, Alessandro
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Colin, Pierre
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Colombo, E.
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Contreras, José Luis
Spain, Madrid
Universidad Complutense de Madrid
Cortina, J.
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Covino, Stefano
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Cumani, P.
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
da Vela, Paolo
Italy, Pisa
Istituto Nazionale Di Fisica Nucleare, Sezione Di Pisa
Dazzi, Francesco
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
De Angelis, Alessandro D.
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
De Lotto, Barbara
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
De Oña Wilhelmi, Emma
Spain, Barcelona
Csic - Instituto de Ciencias Del Espacio Ice
Di Pierro, F.
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Doert, Marlene
Germany, Dortmund
Technische Universität Dortmund
Domínguez, A. D.
Spain, Madrid
Universidad Complutense de Madrid
Dominis-Prester, Dijana
Croatia, Zagreb
University of Zagreb
Dorner, Daniela
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Doro, Michele
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Einecke, Sabrina
Germany, Dortmund
Technische Universität Dortmund
Eisenacher Glawion, D.
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Germany, Heidelberg
Universität Heidelberg
Elsässer, Dominik
Germany, Dortmund
Technische Universität Dortmund
Engelkemeier, M.
Germany, Dortmund
Technische Universität Dortmund
Fallah Ramazani, Vandad
Finland, Turku
Turun Yliopisto
Fernandez-Barral, Alba
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Fidalgo, David Carreto
Spain, Madrid
Universidad Complutense de Madrid
Fonseca, M. V.
Spain, Madrid
Universidad Complutense de Madrid
Font, Ll L.
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Fruck, Christian
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Galindo, Daniel
Spain, Barcelona
Instituto de Estudios Espaciales de Cataluña
García López, Ramón J.
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Garczarczyk, Markus
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Gaug, Markus
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Giammaria, P.
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Godinović, Nikola
Croatia, Zagreb
University of Zagreb
Góra, Dariusz
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Guberman, D.
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Hadasch, Daniela
Japan, Tokushima
Tokushima University
Hahn, A.
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Hassan, Tarek
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Hayashida, Masaaki
Japan, Tokushima
Tokushima University
Herrera, Juan Carlos Helo
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Hose, Juergen
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Hrupec, Dario
Croatia, Zagreb
University of Zagreb
Hughes, Gareth A.
Switzerland, Zurich
Eth Zürich
Ishio, Kazuma
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Konno, Yusuke
Japan, Tokushima
Tokushima University
Kubo, Hidetoshi
Japan, Tokushima
Tokushima University
Kushida, Junko
Japan, Tokushima
Tokushima University
Lelas, Damir
Croatia, Zagreb
University of Zagreb
Lindfors, Elina J.
Finland, Turku
Turun Yliopisto
Lombardi, Saverio
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Longo, Francesco
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Italy, Trieste
Università Degli Studi Di Trieste
López-Moya, Marcos
Spain, Madrid
Universidad Complutense de Madrid
Majumdar, Pratik
India, Kolkata
Saha Institute of Nuclear Physics
Makariev, M. V.
Bulgaria, Sofia
Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences
Maneva, Galina M.
Bulgaria, Sofia
Institute for Nuclear Research and Nuclear Energy Bulgarian Academy of Sciences
Manganaro, Marina
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Mannheim, Karl
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Maraschi, Laura
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Mariotti, M.
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Martínez, Manel
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Mazin, Daniel
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Japan, Tokushima
Tokushima University
Menzel, Uta
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Mirzoyan, Razmik G.
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Moralejo, Abelardo
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Moretti, Elena
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Neustroev, Vitaly V.
Finland, Turku
Turun Yliopisto
Maciołek-Niedźwiecki, Andrzej
Poland, Lodz
University of Lodz
Nievas-Rosillo, M.
Spain, Madrid
Universidad Complutense de Madrid
Nilsson, Kari
Finland, Turku
Turun Yliopisto
Nishijima, Kyoshi
Japan, Tokushima
Tokushima University
Noda, Koji
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Nogués, Leyre
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Noethe, Maximilian
Germany, Dortmund
Technische Universität Dortmund
Paiano, Simona
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Palacio, Joaquim
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Palatiello, Michele
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Paneque, David
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Paoletti, Riccardo
Italy, Pisa
Istituto Nazionale Di Fisica Nucleare, Sezione Di Pisa
Paredes, Josep Maria
Spain, Barcelona
Instituto de Estudios Espaciales de Cataluña
Pedaletti, Giovanna
Germany, Hamburg
Deutsches Elektronen-synchrotron Desy
Persic, Massimo
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Italy, Trieste
Osservatorio Astronomico Di Trieste
Poutanen, Juri
Finland, Turku
Turun Yliopisto
Prada Moroni, Pier Giorgio
Italy, Rome
Istituto Nazionale Di Fisica Nucleare - Infn
Prandini, Elisa
Italy, Padua
Istituto Nazionale Di Fisica Nucleare, Sezione Di Padova
Puljak, Ivica
Croatia, Zagreb
University of Zagreb
Rhode, Wolfgang
Germany, Dortmund
Technische Universität Dortmund
Ribó, Marc
Spain, Barcelona
Instituto de Estudios Espaciales de Cataluña
Rico, Javier R.
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Schweizer, Thomas
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Shore, Steven N.
Italy, Rome
Istituto Nazionale Di Fisica Nucleare - Infn
Sillanp̈äa, Aimo K.
Finland, Turku
Turun Yliopisto
Sitarek, Julian
Poland, Lodz
University of Lodz
Sobczyńska, Dorota
Poland, Lodz
University of Lodz
Stamerra, Antonio
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Takalo, Leo O.
Finland, Turku
Turun Yliopisto
Tavecchio, Fabrizio
Italy, Rome
Istituto Nazionale Di Astrofisica, Rome
Terzić, Tomislav
Croatia, Zagreb
University of Zagreb
Teshima, Masahiro
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Japan, Tokushima
Tokushima University
Torres, Diego F.
Spain, Barcelona
Institució Catalana de Recerca I Estudis Avançats
Treves, Aldo
Italy, Trieste
Istituto Nazionale Di Fisica Nucleare, Sezione Di Trieste
Vazquez Acosta, Monica
Spain, San Cristobal de la Laguna
Instituto Astrofisico de Canarias
Spain, San Cristobal de la Laguna
Universidad de la Laguna
Vovk, Ievgen
Germany, Munich
Max Planck Institute for Physics Werner Heisenberg Institute
Ward, John Ennis
Spain, Cerdanyola Del Valles
Universitat Autònoma de Barcelona
Krauß, Felicia
Netherlands, Amsterdam
Universiteit Van Amsterdam
Schulz, Robert
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Netherlands, Dwingeloo
Netherlands Foundation for Research in Astronomy
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Kadler, Matthias L.
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Wilms, Joern
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Ros, Eduardo
Germany, Bonn
Max Planck Institute for Radio Astronomy
Spain, Valencia
Universitat de València
Bach, Uwe
Germany, Bonn
Max Planck Institute for Radio Astronomy
Beuchert, Tobias
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Langejahn, Marcus
Germany, Wurzburg
Julius-maximilians-universität Würzburg
Germany, Erlangen
Friedrich-alexander-universität Erlangen-nürnberg
Gehrels, Neil C.
United States, Washington, D.c.
National Aeronautics and Space Administration
Baumgartner, Wayne H.
United States, Washington, D.c.
National Aeronautics and Space Administration
Markwardt, Craig B.
United States, Washington, D.c.
National Aeronautics and Space Administration
Müller, Cornelia
Netherlands, Nijmegen
Radboud Universiteit
Grinberg, Victoria
Netherlands, Noordwijk Aan Zee
Estec - European Space Research and Technology Centre
Hovatta, Talvikki
Finland, Espoo
Aalto University
Magill, Jeffrey D.
United States, College Park
University of Maryland, College Park
Statistics
Citations: 19
Authors: 140
Affiliations: 41
Identifiers
Doi:
10.1051/0004-6361/201630347
ISSN:
00046361
Research Areas
Cancer
Environmental