Accès ouvert déclaré
2024
preprint
Broadband Multi-wavelength Properties of M87 during the 2018 EHT Campaign including a Very High Energy Flaring Episode
Juan Carlos Algaba, Mislav Baloković, S. Chandra, Whee Yeon Cheong, Y. Cui, F. D’Ammando, A. Falcone, Nicole M. Ford, M. Giroletti, C. Goddi, Mark Gurwell, Kazuhiro Hada, Daryl Haggard, Svetlana G. Jorstad, A. Kaur, Toshinobu KAWASHIMA, Stephen Kerby, J.-Y. Kim, Motoki Kino, Е. В. Кравченко, Shoei‐Sheng Lee, Ru-Sen Lu, Sera Markoff, Joseph M. Michail, Joey Neilsen, Michael A. Nowak, G. Principe, Venkatessh Ramakrishnan, Bart Ripperda, Mahito Sasada, Craig Sheridan, Kazunori Akiyama, A. Alberdi, W. Alef, Richard Anantua, Keiichi Asada, Rubem David Azulay, U. Bach, Anne-Kathrin Baczko, D. B., Bidhan C. Bandyopadhyay, Michi Bauböck, B. A. Benson, Dan Bintley, Lindy Blackburn, R. Blundell, Katherine L. Bouman, Geoffrey C. Bower, Hope Boyce, Michael Bremer, Roger Brissenden, S. Britzen, Avery E. Broderick, Dominique Broguière, Thomas Bronzwaer, Sandra Bustamante, J. E. Carlstrom, Andrew Chael, C.-K Chan, Dominic O. Chang, Koushik Chatterjee, Shami Chatterjee, Mingliang Chen, Y. Chen, Cheng Xu, Ikuo Cho, Peter D. Christian, Nicholas S. Conroy, J. E. Conway, T. M. Crawford, G. Crew, Alejandro Cruz-Osorio, Rohan Dahale, J. Davelaar, Roger Deane, G. Desvignes, Jason Dexter, Vedant Dhruv, Indu K. Dihingia, Sheperd S. Doeleman, S.A. Dzib, Ralph P. Eatough, Razieh Emami, H. Falcke, Vincent L. Fish, E. B. Fomalont, H. Alyson Ford, Raquel Fraga-Encinas, William T. Freeman, Per Friberg, Christian M. Fromm, Antonio F. Fuentes, Peter Galison, Charles F. Gammie, Roberto García, Olivier Gentaz, Roman Gold, Arturo I. Gómez-Ruiz, José L. Gómez, Minfeng Gu, Ronald Hesper, Dirk Heumann, L. C. Ho, Pak‐Leung Ho, Mareki Honma, Li Huang, D. H. Hughes, Shiro Ikeda, C. M. Violette Impellizzeri, Makoto Inoue, Sara Issaoun, D. J. James, Buell T. Jannuzi, Michaël Janssen, Britton Jeter, Wenyuan Jiang, Alejandra Jiménez-Rosales, Mahlon D. Johnson, Anthony C. Jones, Abhishek V. Joshi, Tae Hyun Jung, R. Karuppusamy, Garrett K. Keating, Mark Kettenis, D.-J Kim, Jun Yi Koay, Prashant Kocherlakota, Yutaro Kofuji, Patrick M. Koch, C. Krämer, Joana A Kramer, M. Krämer, T. P. Krichbaum, Chung‐Yen Kuo, Noemi La Bella, Alessandro Levis, Zhibin Li, R Lico, Greg Lindahl, M. Lindqvist, Mikhail Lisakov, Jia Liu, Kuo Liu, Elisabetta Liuzzo, Wen-Ping Lo, A. P. Lobanov, Laurent Loinard, C. J. Lonsdale, A. E. Lowitz, Nicholas R. MacDonald, J. Mao, N. Marchili, Daniel P. Marrone, Alan P. Marscher, I. Martí‐Vidal, Satoki Matsushita, Lynn D. Matthews, K. M. Menten, Ichiro Mizuno, Yosuke Mizuno, J. Montgomery, J. M. Moran, Monika Mościbrodzka, Wanga Mulaudzi, Cornelia Müller, Hans‐Reinhard Müller, Alejandro Mus, Gibwa Musoke, I. Myserlis, Hiroshi Nagai, Neil M. Nagar, Dhanya G. Nair, Masanori Nakamura, Gopal Narayanan, Iniyan Natarajan, Antonios Nathanail, Santiago Navarro Fuentes, Ni Chen, Junghwan Oh, Hideki Okino, Héctor Olivares, Tomoaki Oyama, Feryal Özel, Daniel C. M. Palumbo, Georgios Filippos Paraschos, J. Park, Harriet Parsons, Nimesh Patel, Ue‐Li Pen, Dominic W. Pesce, V. Piétu, Aleksandar PopStefanija, Oliver Porth, Hung-Yi Pu, Ramprasad Rao, Mark G. Rawlings, Alexander W. Raymond, Luciano Rezzolla, Angelo Ricarte, Freek Roelofs, Cristina Romero-Cañizales, E. Ros, Arash Roshanineshat, Helge Rottmann, A. L. Roy, Isabel Ruíz-Camps, Chet Ruszczyk, K. L. J. Rygl, David Sánchez-Argüelles, M. Sánchez‐Portal, Kaushik Satapathy, T. Savolainen, F. Peter Schloerb, Jonathan Schonfeld, K.-F Schuster, Lijing Shao, Zhi-Qiang Shen, Des Small, Bong Won Sohn, Jason Soohoo, L. Salas, Kamal Souccar, Joshua S. Stanway, He Sun, Fumie Tazaki, Alexandra J. Tetarenko, Paul Tiede, R. P. J. Tilanus, Michael Titus, Kenji Toma, Pablo Torné, Teresa Toscano, Efthalia Traianou, Tyler Trent, Sascha Trippe, Matthew Turk, I. van Bemmel, Huib Jan van Langevelde, Daniel R. van Rossum, Johanna M. Vos, Jan Wagner, D. Ward–Thompson, J. F. C. Wardle, Jasmin E. Washington, Jonathan Weintroub, Robert Wharton, Maciek Wielgus, K. Wiik, Gunther Witzel, Michael F. Wondrak, George N. Wong, Qiong Wu, Nitika Yadlapalli, Paul Yamaguchi, Aristomenis Yfantis, Doosoo Yoon, A. J. Young, Ziri Younsi, Yu Wang, F. Yuan, Ye‐Fei Yuan, J. A. Zensus, Shuo Zhang, G.-Y Zhao, S.-S Zhao, R Bellazzini, B. Berenji, E. Bissaldi, R. D. Blandford, R. Bonino, P. Bruel, R. A. Cameron, P. A. Caraveo, E. Cavazzuti, C. C. Cheung, S. Ciprini, P. Cristarella Orestano, S. Cutini, N Di Lalla, A. Dinesh, L. Di Venere, A. Domínguez, S. Fegan, A. Franckowiak, Y. Fukazawa, P. Fusco, F. Gargano, C. Gasbarra, S. Germani, Marco Giliberti, I. A. Grenier, E. Hays, D. Horan, M. Kuss, S. Larsson, Ioannis Liodakis, F. Longo, F. Loparco, M. N. Lovellette, S. Maldera, M. N. Mazziotta, I. Mereu, P. F. Michelson, N. Mirabal, Tsunefumi Mizuno, M. E. Monzani, A Morselli, Michela Negro, N Omodei, E Orlando, M. Persic, S. Rainò, Bindu Rani, A. Reimer, O. Reimer, M. Sánchez‐Conde, C. Sgró, P. Spinelli, H. Tajima, G. Zaharijaš, F. Aharonian, F. Ait Benkhali, J. Aschersleben, Halim Ashkar, Michael Backes, R. Batzofin, Y. Becherini, D. Berge, M Böttcher, C. Boisson, J. Bolmont, M. de Bony de Lavergne, Jowita Borowska, M. Bouyahiaoui, Federica Bradascio, Robert Brose, A. M. Brown, B. Bruno, T. Bulik, C. Burger-Scheidlin, S. Casanova, R. Cecil, J. Celic, M. Cerruti, T. Chand, A. Chen, James O. Chibueze, O. Chibueze, Garret Cotter, J. Damascene Mbarubucyeye, J. Devin, J. I. Djuvsland, A. Dmytriiev, J.-P. Ernenwein, Kirsty Feijen, S. Funk, S. Gabici, P Goswami, G. Grolleron, L. Haerer, M. Holler, D. Horns, Zhi-Qiu Huang, M. Jamrozy, F. Jankowsky, I. Jung-Richardt, E. Kasai, K. Katarzyński, R Khatoon, B. Khélifi, W. Kluźniak, Nu. Komin, K. Kosack, A. Kundu, S. Le Stum, F. Leitl, A. Lemière, M. Lemoine‐Goumard, J.-P. Lenain, Fabian Leuschner, Anna Luashvili, Jonathan Mackey, D. Malyshev, D. Glawion, G. Martí-Devesa, R. Marx, M. Meyer, Adam Mitchell, R. Moderski, L. Mohrmann, Alessandro Montanari, E. Moulin, M. de Naurois, J. Niemiec, P. T. O’Brien, S Ohm, E. de Oña Wilhelmi, M. Ostrowski, Sebastian Panny, M. Panter, U. Pensec, S. Pita, G. Pühlhofer, A. Quirrenbach, S. Ravikularaman, Brian Reville, Igor Reis, Helena X. Ren, Frank Rieger, Gerrit Roellinghoff, B. Rudak, E. Ruiz-Velasco, Karim Sabri, Heiko Salzmann, A. Santangelo, Jan Schäfer, F. Schüßler, A. Sharma, H. Sol, S. Spencer, Ł. Stawarz, S Einecke, V. Sahakian, C. Steppa, Katrin Streil, Hiromasa Suzuki, T. Takahashi, T. Tanaka, R. Terrier, M. Tluczykont, M. Tsirou, C. van Eldik, M. Vecchi, T. Wach, A. Wierzcholska, M. Zacharias, A. Zech, Natalia Żywucka, S. Abe, J. Abhir, A. Abhishek, Arnau Aguasca-Cabot, I. Agudo, T. Aniello, Stefano Ansoldi, A. Arbet Engels, Cornelia Arcaro, Manuel Artero, Katsuaki Asano, A. Babić, U. Barres de Almeida, Ivana Batković, A. Bautista, J. Baxter, Jordi Gonzàlez, W. Bednarek, E. Bernardini, J. Bernete, A. Berti, Jürgen Besenrieder, C. Bigongiari, A. Biland, O. Blanch, G. Bonnoli, Ž. Bošnjak, E. Bronzini, Irene Burelli, G. Busetto, A. Campoy-Ordaz, A. Carosi, R. Carosi, M. Carretero-Castrillo, Davide Cerasole, G. Ceribella, Yating Chai, A. Cifuentes, E. Colombo, J. Cortina, S. Covino, Giacomo D’Amico, V. D’Elia, P. Da Vela, F. Dazzi, A. De Angelis, B. De Lotto, Raniere de Menezes, M. Delfino, J. Delgado, C. Delgado Mendez, F. Di Pierro, R. Di Tria, Alice Donini, D. Dorner, M. Doro, D. Elsäesser, Juan Escudero, Luis Fariña, Alicia Fattorini, L. Foffano, L. Font, Stefan Fröse, Satoshi Fukami, M. Garczarczyk, Sargis Gasparyan, M. Gaug, N. Giglietto, F. Giordano, Paweł Gliwny, N. Godinović, T. Gradetzke, R. Grau, D Green, Patrick Günther, D. Hadasch, A. Hahn, T. Hassan, Lea Heckmann, J. Herrera Llorente, Dario Hrupec, Ryo Imazawa, Kazuma Ishio, Irene Jiménez Martínez, Jenni Jormanainen, T. Kayanoki, D. Kerszberg, Yukiho Kobayashi, H. Kubo, J. Kushida, Miguel J. A. Láinez, A. Lamastra, F. Leone, E. Lindfors, S. Lombardi, R. López-Coto, A. López-Oramas, S. Loporchio, A. Lorini, E. Lyard, B. Machado de Oliveira Fraga, P. Majumdar, M. Makariev, G. Maneva, M. Manganaro, S. Mangano, K. Mannheim, M. Mariotti, M. Martı́nez, María Martínez-Chicharro, Alvaro Mas-Aguilar, D. Mazin, Stefano Menchiari, S. Mender, Davide Miceli, Tjark Miener, R. Mirzoyan, Miguel Molero Gonzalez, E. Molina, A. Moralejo, Daniel Morcuende, Takeshi Nakamori, C. Nanci, V. Neustroev, Lukas Nickel, Cosimo Nigro, L. Nikolić, K. Nilsson, K. Nishijima, T. Njoh Ekoume, K. Noda, S. Nozaki, Yoshiki Ohtani, A. Okumura, Jorge Otero-Santos, S. Paiano, D. Paneque, R. Paoletti, M. Peresano, Marine Pihet, G. Pirola, F. Podobnik, E. Prandini, Chaitanya Priyadarshi, M. Ribó, J. Rico, Chiara Righi, N. Sahakyan, T. Saito, K. Schmidt, Felix Schmuckermaier, T. Schweizer, A. Sciaccaluga, Gabriella Silvestri, J. Sitarek, Vitalii Sliusar, D. Sobczyńska, Alessia Spolon, A. Stamerra, Jelena Strišković, D. Strom, M. Strzys, Y. Suda, Sofia Suutarinen, M Takahashi, Ryuji Takeishi, F. Tavecchio, P. Temnikov, K. Terauchi, T. Terzić, M. Teshima, Stefano Truzzi, Antonio Tutone, Santiago Ubach, Juliane van Scherpenberg, Sofia Ventura, G. Verna, Ilaria Viale, V. Vitale, Ievgen Vovk, R. Walter, Martin Will, Carolin Wunderlich, Tokonatsu Yamamoto, A. Acharyya, P. Bangale, W. Benbow, Ann Duerr, M. Errando, Q. Feng, L. Fortson, A. Furniss, W. Hanlon, O. Hervet, J. Holder, W. Jin, P. Kaaret, M. Kertzman, D. Kieda, N. Korzoun, F. Krennrich, S. Kumar, M. Lundy, G. Maier, P. Moriarty, R. Mukherjee, S. O’Brien, M. Pohl, E. Pueschel, J. Quinn, K. Ragan, D. Ribeiro, E. Roache, I. Sadeh, L. Saha, M. Santander, R. Shang, M. Splettstoesser, Janeth Valverde, Zhong Chen, Tomoya Hirota, B. Li, Guanghui Li, Qifa Liu, Xiang Liu, Z. Liu, W. F. Mader, Kotaro Niinuma, Nobuyuki Sakai, Satoko Sawada‐Satoh, Kiyoaki Wajima, Jianping Wang, Na Wang, Bo Xia, Hao Yan, Yoshinori Yonekura, Hua Zhang, Ruiyang Zhao, W. Zhong
1Citations signalées, ce qui n’est pas une note de qualité
16Institutions déclarées
3Pays d’affiliation déclarés
Rattachement africain : fr, es, de.
Niveau de preuve : code pays fourni par la source.
Le résumé fourni par la source
The nearby elliptical galaxy M87 contains one of the only two supermassive black holes whose emission surrounding the event horizon has been imaged by the Event Horizon Telescope (EHT). In 2018, more than two dozen multi-wavelength (MWL) facilities (from radio to gamma-ray energies) took part in the second M87 EHT campaign. The goal of this extensive MWL campaign was to better understand the physics of the accreting black hole M87*, the relationship between the inflow and inner jets, and the high-energy particle acceleration. Understanding the complex astrophysics is also a necessary first step towards performing further tests of general relativity. The MWL campaign took place in April 2018, overlapping with the EHT M87* observations. We present a new, contemporaneous spectral energy distribution (SED) ranging from radio to very high energy (VHE) gamma-rays, as well as details of the individual observations and light curves. We also conduct phenomenological modelling to investigate the basic source properties. We present the first VHE gamma-ray flare from M87 detected since 2010. The flux above 350 GeV has more than doubled within a period of about 36 hours. We find that the X-ray flux is enhanced by about a factor of two compared to 2017, while the radio and millimetre core fluxes are consistent between 2017 and 2018. We detect evidence for a monotonically increasing jet position angle that corresponds to variations in the bright spot of the EHT image. Our results show the value of continued MWL monitoring together with precision imaging for addressing the origins of high-energy particle acceleration. While we cannot currently pinpoint the precise location where such acceleration takes place, the new VHE gamma-ray flare already presents a challenge to simple one-zone leptonic emission model approaches, and emphasises the need for combined image and spectral modelling.
Ce résumé expose les affirmations des auteurs. BNTIC ne l’interprète pas comme une validation indépendante des résultats.
Le contrôle bibliographique ouvert
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Les institutions déclarées
Une affiliation ne permet pas de déduire la nationalité d’un auteur.
Les sujets associés
Astrophysics and Cosmic PhenomenaAstrophysical Phenomena and ObservationsParticle Accelerators and Free-Electron Lasers