{"paper":{"title":"Detection of very high energy gamma-ray emission from the Perseus cluster head-tail galaxy IC 310 by the MAGIC telescopes","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":[],"primary_cat":"astro-ph.HE","authors_text":"1), 10 rue Alice Domon et Leonie Duquet, (10) Tuorla Observatory, (11) Deutsches Elektronen-Synchrotron (DESY), 1290 Versoix, (12) ETH Zurich, 13), (13) Max-Planck-Institut f\\\"ur Physik, (14) Universitat de Barcelona (ICC/IEEC), (15) Universit\\\"at W\\\"urzburg, (16) Universit\\`a di Udine, 17), (17) Institut de Ci\\`encies de l'Espai (IEEC-CSIC), (18) Inst. de Astrof\\'isica de Andaluc\\'ia (CSIC), (19) Croatian MAGIC Consortium, (20) Universitat Aut\\`onoma de Barcelona, (21) Inst. for Nucl. Research, 22), (22) INAF/Osservatorio Astronomico, (23) ICREA, (24) Universit\\`a di Pisa, 25), (25) supported by INFN Padova, 26), (26) now at: Centro de Investigaciones Energ\\'eticas, 27), (27) now at: Finnish Centre for Astronomy with ESO (FINCA), (28) SDC Data Center for Astrophysics, (2) INAF National Institute for Astrophysics, (31) APC, (3) Universit\\`a di Siena, (4) Technische Universit\\\"at Dortmund, (5) Universidad Complutense, 69118 Heidelberg, (6) Universit\\`a di Padova, (7) Inst. de Astrof\\'isica de Canarias, 8), (8) Depto. de Astrof\\'isica, 9), (9) University of \\L\\'od\\'z, A. Berdyugin (10), A. Biland (12), A. Boller (12), A. Ca\\~nellas (14), A. Carosi (2), A. De Angelis (16), A. Diago Ortega (7, A. Dom\\'inguez (18), A. Herrero (7, A. La Barbera (2), A. Moralejo (1), A. Neronov (28), A. Pinzke (30), A. Saggion (6), A. Sierpowska-Bartosik (9), A. Sillanp\\\"a\\\"a (10), A. Stamerra (3), B. De Lotto (16), BG-1784 Sofia, B. Steinke (13), Bulgaria, Campus UAB, Canada (30) Stockholm University, C. Delgado Mendez (7, CH-8093 Switzerland, Chemin d'Ecogia 16, Cita, C. Pfrommer (29), Croatia, C. Schultz (6), D-15738 Zeuthen, D-44221 Dortmund, D-80805 M\\\"unchen, D-97074 W\\\"urzburg, D. Bastieri (6), D. Borla Tridon (13), D. Bose (5), D. Dominis Prester (19), D. Dorner (12), D. Elsaesser (15), D. Ferenc (19), D. F. Torres (23, D. Hadasch (17), D. Hildebrand (12), D. H\\\"ohne-M\\\"onch (15), D. Hrupec (19), D. Kranich (12), D. Mazin (1), D. Nieto (5), D. Sobczynska (9), D. Tescaro (1), D. V. Semikoz (31) ((1) IFAE, E-08010 Barcelona, E-08028 Barcelona, E-08193 Bellaterra, E-18080 Granada, E-28040 Madrid, E-38200 La Laguna, E-38206 La Laguna, E. Bernardini (11), E. Carmona (13), E. Colombo (7), E. de Cea del Pozo (17), Edifici Cn., E. Leonardo (3), E. Lindfors (10), E. Lorenz (12, E. Prandini (6), F-75205 Paris Cedex 13, F. Dazzi (16, F. De Sabata (16), FI-21500 Piikki\\\"o, Finland, F. Longo (16), F. Pauss (12), F. Prada (18), France), F. Spanier (15), F. Tavecchio (2), F. Zandanel (18), G. Bonnoli (2), Geneva Observatory, Germany, G. Giavitto (1), G. Maneva (21), H. Miyamoto (13), HR-10000 Zagreb, H. Vankov (21), I-00136 Rome, I-33100 Udine, I-34143 Trieste, I-35131 Padova, I-53100 Siena, I-56126 Pisa, I. Braun (12), INFN, INFN Pisa, INFN Trieste, Institute R. Boskovic, I. Oya (5), I. Puljak (19), I. Reichardt (1), Italy, J. A. Barrio (5), J. Becerra Gonz\\'alez (7, J. Cortina (1), J. C. Struebig (15), J. Hose (13), J. Krause (13), J. L. Contreras (5), J. M. Miranda (3), J. Mold\\'on (14), J. M. Paredes (14), J. Pochon (7), J. Rico (23, J. Sitarek (13, J. Storz (15), K. Berger (7), K. Mannheim (15), K. Nilsson (10, K. Saito (13), K. Satalecka (11), L. A. Antonelli (2), L. Cossio (16), L. Font (20), L. Maraschi (2), L. Peruzzo (6), L. Takalo (10), M5S 3H8 Toronto, Madrid, MAGIC Collaboration: J. Aleksi\\'c (1), M. A. Perez-Torres (18), M. Backes (4), M. Camara (5), M. De Maria (16), M. Doert (4), M. Doro (6), Medioambientales y Tecnol\\'ogicas (CIEMAT), M. Errando (1), M. Garczarczyk (7), M. L\\'opez (5), M. Makariev (21), M. Mariotti (6), M. Mart\\'inez (1), M. Meucci (3), M. Pasanen (10), M. Persic (16, M. Rib\\'o (14), M. Salvati (2), M. S\\'anchez-Conde (7, M. Shayduk (13), M. Teshima (13), M. V. Fonseca (5), N. Godinovi\\'c (19), N. Mankuzhiyil (16), N. Puchades (1), N. Strah (4), Nucl. Energy, O. Blanch (1), ON, P. Antoranz (3), P. Bordas (14), P. Colin (13), P. G. Prada Moroni (3), PL-90236 Lodz, P. Majumdar (11), Poland, P. Temnikov (21), Q. Weitzel (12), R. G. Pegna (3), R. J. Garc\\'ia L\\'opez (7, R. K. Bock (13), R. Mirzoyan (13), R. M. Wagner (13), R. Orito (13), R. Paoletti (3), R. Reinthal (10), R. Zanin (1), Schloss-Wolfsbrunnenweg 33, S. Covino (2), SE - 106 91 Stockholm, S. Klepser (1), S. Lombardi (6), S. N. Shore (24), Spain, S. Partini (3), S. R\\\"ugamer (15), S. Spiro (2), Sweden, Switzerland (29) HITS, T. Bretz (15), Tenerife, T. Jogler (13), T. Kr\\\"ahenb\\\"uhl (12), T. Schweizer (13), T. Suric (19), T. Terzi\\'c (19), Turku, T. Y. Saito (13), Universidad de La Laguna, University of Rijeka, University of Split, University of Toronto, University of Turku, V. Bosch-Ramon (14), V. Scalzotto (6), V. Scapin (16), V. Zabalza (14), W. Bednarek (9), W. Rhode (4)","submitted_at":"2010-09-11T11:35:55Z","abstract_excerpt":"We report on the detection with the MAGIC telescopes of very high energy gamma-rays from IC 310, a head-tail radio galaxy in the Perseus galaxy cluster, observed during the interval November 2008 to February 2010. The Fermi satellite has also detected this galaxy. The source is detected by MAGIC at a high statistical significance of 7.6sigma in 20.6 hr of stereo data. The observed spectral energy distribution is flat with a differential spectral index of -2.00 \\pm 0.14. The mean flux above 300 GeV, between October 2009 and February 2010, (3.1 \\pm 0.5)x10^{-12} cm^{-2} s^{-1}, corresponds to (2"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1009.2155","kind":"arxiv","version":1},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"}