{"paper":{"title":"Discovery of very high energy gamma-ray emission from the BL Lac object PKS 0301-243 with H.E.S.S","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["astro-ph.CO"],"primary_cat":"astro-ph.HE","authors_text":"A. Abramowski, A.A. Zdziarski, A. Balzer, A. Barnacka, A. Cheesebrough, A. Djannati-Ata\\\"i, A. Fiasson, A. F\\\"orster, A.G. Akhperjanian, A. Hillert, A. Jacholkowska, A. Lopatin, A. Marcowith, A. Quirrenbach, A. Reimer, A. Santangelo, A. Schulz, A. Szostek, A. Viana, A. Wierzcholska, A. W\\\"ornlein, A. Zajczyk, A. Zech, B. Degrange, B. Giebels, B. Kh\\'elifi, B. Opitz, B. Peyaud, B. Rudak, C. Boisson, C.B. Rulten, C.-C. Lu, C. Couturier, C. Deil, C. Farnier, C. Jahn, C.L. Naumann, C. Stegmann, C. Trichard, C. van Eldik, C. Venter, D.A. Sanchez, D. Fernandez, D. Horns, D. Klochkov, D. Kolitzus, D. Lennarz, D. Nedbal, D. Wouters, E. Ang\\\"uner, E. Birsin, E. Bissaldi, E. de O\\~na Wilhelmi, E. Moulin, F. Acero, F. Aharonian, F. Ait, F. Brun, F. Feinstein, F. Jankowsky, F. Krayzel, F. Rieger, F. Sch\\\"ussler, F. Spies, F. Stinzing, F. Volpe, G. Anton, G. Cologna, G. Dubus, G. Fontaine, G. Heinzelmann, G. Henri, G. Hermann, G. Lamanna, G. Maurin, G. Pelletier, G. P\\\"uhlhofer, G. Rowell, G. Spengler, G. Vasileiadis, H.E.S.S. collaboration, H.J. Dickinson, H.J. V\\\"olk, H. Laffon, H. Poon, H. Sol, H.-S. Zechlin, I.D. Davids, I. Jung, I. Oya, I. Sushch, J.A. Hinton, J. Becker, J. Biteau, J. Bolmont, J. Brucker, J. Conrad, J.D. Hague, J. Dyks, J.F. Glicenstein, J. Hahn, J. Harris, J. Lefaucheur, J. M\\'ehault, J. Niemiec, J. Perez, J.-P. Lenain, J.-P. Tavernet, K. Bernl\\\"ohr, K. Dutson, K. Egberts, K. Katarzy\\'nski, K. Kosack, K. Stycz, K. Valerius, L. Oakes, L.O'C. Drury, L. Rob, L. Stawarz, M.A. Kastendieck, M. B\\\"ottcher, M. Cerruti, M. Chr\\'etien, M.C. Medina, M. Dalton, M. de Naurois, M. Dyrda, M. F\\\"ussling, M. Gajdus, M. Grudz\\`inska, M.-H. Grondin, M. Holler, M. Jamrozy, M. Janiak, M.K. Daniel, M. Kieffer, M. Lemoine-Goumard, M. Mayer, M. Meyer, M. Mohamed, M. Ostrowski, M. Panter, M. Paz Arribas, M. Punch, M. Raue, M. Renaud, M. Tluczykont, M.V. Fernandes, M. Vorster, M. Ward, M. Weidinger, M. Zacharias, N. Maxted, Nu. Komin, N.W. Pekeur, O. Hervet, O. Reimer, P. Bordas, P. Brun, P. deWilt, P. Eger, P. Espigat, P. Hofverberg, P.M. Chadwick, P.-O. Petrucci, P.P. Kr\\\"uger, P. Vincent, P. Wagner, P. Willmann, Q. Weitzel, R.C.G. Chaves, R. Chalme-Calvet, R. de los Reyes, R.D. Parsons, R. Marx, R. Moderski, R. Schlickeiser, R. Steenkamp, R. Terrier, R. White, S. Balenderan, S. Carrigan, S. Casanova, S. Colafrancesco, S. Fegan, S. H\\\"affner, S.J. Nolan, S.J. Wagner, S. Kaufmann, S. Klepser, S. Krakau, S. Ohm, S. Pita, S. Raab, S. Rosier-Lees, S. Schwarzburg, S. Schwemmer, T. Bulik, T. Edwards, T. Garrigoux, T.J.L. McComb, T. Kneiske, T. Lohse, T. Murach, U. Katz, U. Menzler, U. Schwanke, V. Marandon, V. Sahakian, W. Domainko, W. Hofmann, W. Klu\\'zniak, Y.A. Gallant, Y. Becherini","submitted_at":"2013-09-24T14:19:15Z","abstract_excerpt":"The active galactic nucleus PKS 0301-243 (z=0.266) is a high-synchrotron-peaked BL Lac object that is detected at high energies (HE, 100 MeV < E < 100 GeV) by Fermi/LAT. This paper reports on the discovery of PKS 0301-243 at very high energies (E>100 GeV) by the High Energy Stereoscopic System (H.E.S.S.) from observations between September 2009 and December 2011 for a total live time of 34.9 hours. Gamma rays above 200 GeV are detected at a significance of 9.4{\\sigma}. A hint of variability at the 2.5{\\sigma} level is found. An integral flux I(E > 200 GeV) = (3.3 +/- 1.1_stat +/- 0.7_syst)e-12"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1309.6174","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"}