Search for Multi-flare Neutrino Emissions in 10 yr of IceCube Data from a Catalog of Sourcesopen access
- Authors
- Abbasi, R.; Ackermann, M.; Adams, J.; Aguilar, J.A.; Ahlers, M.; Ahrens, M.; Alispach, C.; Alves, A.A.; Amin, N.M.; An, R.; Andeen, K.; Anderson, T.; Anton, G.; Argüelles, C.; Ashida, Y.; Axani, S.; Bai, X.; V., A.B.; Barbano, A.; Barwick, S.W.; Bastian, B.; Basu, V.; Baur, S.; Bay, R.; Beatty, J.J.; Becker, K.-H.; Tjus, J.B.; Bellenghi, C.; Benzvi, S.; Berley, D.; Bernardini, E.; Besson, D.Z.; Binder, G.; Bindig, D.; Blaufuss, E.; Blot, S.; Boddenberg, M.; Bontempo, F.; Borowka, J.; Böser, S.; Botner, O.; Böttcher, J.; Bourbeau, E.; Bradascio, F.; Braun, J.; Bron, S.; Brostean-Kaiser, J.; Browne, S.; Burgman, A.; Burley, R.T.; Busse, R.S.; Campana, M.A.; Carnie-Bronca, E.G.; Chen, C.; Chirkin, D.; Choi, K.; Clark, B.A.; Clark, K.; Classen, L.; Coleman, A.; Collin, G.H.; Conrad, J.M.; Coppin, P.; Correa, P.; Cowen, D.F.; Cross, R.; Dappen, C.; Dave, P.; Clercq, C.D.; Delaunay, J.J.; Dembinski, H.; Deoskar, K.; Ridder, S.D.; Desai, A.; Desiati, P.; Vries, K.D.D.; Wasseige, G.D.; With, M.D.; Deyoung, T.; Dharani, S.; Diaz, A.; Díaz-Vélez, J.C.; Dittmer, M.; Dujmovic, H.; Dunkman, M.; Duvernois, M.A.; Dvorak, E.; Ehrhardt, T.; Eller, P.; Engel, R.; Erpenbeck, H.; Evans, J.; Evenson, P.A.; Fan, K.L.; Fazely, A.R.; Fiedlschuster, S.; Fienberg, A.T.; Filimonov, K.; Finley, C.; Fischer, L.; Fox, D.; Franckowiak, A.; Friedman, E.; Fritz, A.; Fürst, P.; Gaisser, T.K.; Gallagher, J.; Ganster, E.; Garcia, A.; Garrappa, S.; Gerhardt, L.; Ghadimi, A.; Glaser, C.; Glauch, T.; Glüsenkamp, T.; Goldschmidt, A.; Gonzalez, J.G.; Goswami, S.; Grant, D.; Grégoire, T.; Griswold, S.; Gündüz, M.; Günther, C.; Haack, C.; Hallgren, A.; Halliday, R.; Halve, L.; Halzen, F.; Minh, M.H.; Hanson, K.; Hardin, J.; Harnisch, A.A.; Haungs, A.; Hauser, S.; Hebecker, D.; Helbing, K.; Henningsen, F.; Hettinger, E.C.; Hickford, S.; Hignight, J.; Hill, C.; Hill, G.C.; Hoffman, K.D.; Hoffmann, R.; Hoinka, T.; Hokanson-Fasig, B.; Hoshina, K.; Huang, F.; Huber, M.; Huber, T.; Hultqvist, K.; Hünnefeld, M.; Hussain, R.; In, S.; Iovine, N.; Ishihara, A.; Jansson, M.; Japaridze, G.S.; Jeong, M.; Jones, B.J.P.; Kang, D.; WOOSIK, KANG; Kang, X.; Kappes, A.; Kappesser, D.; Karg, T.; Karl, M.; Karle, A.; Katz, U.; Kauer, M.; Kellermann, M.; Kelley, J.L.; Kheirandish, A.; Kin, K.; Kintscher, T.; Kiryluk, J.; Klein, S.R.; Koirala, R.; Kolanoski, H.; Kontrimas, T.; Köpke, L.; Kopper, C.; Kopper, S.; Koskinen, D.J.; Koundal, P.; Kovacevich, M.; Kowalski, M.; Kozynets, T.; Kun, E.; Kurahashi, N.; Lad, N.; Gualda, C.L.; Lanfranchi, J.L.; Larson, M.J.; Lauber, F.; Lazar, J.P.; Lee, J.W.; Leonard, K.; Leszczyńska, A.; Li, Y.; Lincetto, M.; Liu, Q.R.; Liubarska, M.; Lohfink, E.; Mariscal, C.J.L.; Lu, L.; Lucarelli, F.; Ludwig, A.; Luszczak, W.; Lyu, Y.; Ma, W.Y.; Madsen, J.; Mahn, K.B.M.; Makino, Y.; Mancina, S.; Mariş, I.C.; Maruyama, R.; Mase, K.; McElroy, T.; McNally, F.; Mead, J.V.; Meagher, K.; Medina, A.; Meier, M.; Meighen-Berger, S.; Micallef, J.; Mockler, D.; Montaruli, T.; Moore, R.W.; Morse, R.; Moulai, M.; Naab, R.; Nagai, R.; Naumann, U.; Necker, J.; Nguyen, L.V.; Niederhausen, H.; Nisa, M.U.; Nowicki, S.C.; Nygren, D.R.; Pollmann, A.O.; Oehler, M.; Oeyen, B.; Olivas, A.; O'Sullivan, E.; Pandya, H.; Pankova, D.V.; Park, N.; Parker, G.K.; Paudel, E.N.; Paul, L.; De, Los Heros C.P.; Peters, L.; Peterson, J.; Philippen, S.; Pieloth, D.; Pieper, S.; Pittermann, M.; Pizzuto, A.; Plum, M.; Popovych, Y.; Porcelli, A.; Rodriguez, M.P.; Price, P.B.; Pries, B.; Przybylski, G.T.; Raab, C.; Raissi, A.; Rameez, M.; Rawlins, K.; Rea, I.C.; Rehman, A.; Reichherzer, P.; Reimann, R.; Renzi, G.; Resconi, E.; Reusch, S.; Rhode, W.; Richman, M.; Riedel, B.; Roberts, E.J.; Robertson, S.; Roellinghoff, G.; Rongen, M.; Rott, C.; Ruhe, T.; Ryckbosch, D.; Cantu, D.R.; Safa, I.; Saffer, J.; Herrera, S.E.S.; Sandrock, A.; Sandroos, J.; Santander, M.; Sarkar, S.; Sarkar, S.; Satalecka, K.; Scharf, M.; Schaufel, M.; Schieler, H.; Schindler, S.; Schlunder, P.; Schmidt, T.; Schneider, A.; Schneider, J.; Schröder, F.G.; Schumacher, L.; Schwefer, G.; Sclafani, S.; Seckel, D.; Seunarine, S.; Sharma, A.; Shefali, S.; Silva, M.; Skrzypek, B.; Smithers, B.; Snihur, R.; Soedingrekso, J.; Soldin, D.; Spannfellner, C.; Spiczak, G.M.; Spiering, C.; Stachurska, J.; Stamatikos, M.; Stanev, T.; Stein, R.; Stettner, J.; Steuer, A.; Stezelberger, T.; Stürwald, T.; Stuttard, T.; Sullivan, G.W.; Taboada, I.; Tenholt, F.; Ter-Antonyan, S.; Tilav, S.; Tischbein, F.; Tollefson, K.; Tomankova, L.; Tönnis, C.; Toscano, S.; Tosi, D.; Trettin, A.; Tselengidou, M.; Tung, C.F.; Turcati, A.; Turcotte, R.; Turley, C.F.; Twagirayezu, J.P.; Ty, B.; Elorrieta, M.A.U.; Valtonen-Mattila, N.; Vandenbroucke, J.; Eijndhoven, N.V.; Vannerom, D.; Santen, J.V.; Verpoest, S.; Vraeghe, M.; Walck, C.; Watson, T.B.; Weaver, C.; Weigel, P.; Weindl, A.; Weiss, M.J.; Weldert, J.; Wendt, C.; Werthebach, J.; Weyrauch, M.; Whitehorn, N.; Wiebusch, C.H.; Williams, D.R.; Wolf, M.; Woschnagg, K.; Wrede, G.; Wulff, J.; Xu, X.W.; Xu, Y.; Yanez, J.P.; Yoshida, S.; Yu, S.; Yuan, T.; Zhang, Z.
- Issue Date
- Oct-2021
- Publisher
- American Astronomical Society
- Citation
- Astrophysical Journal Letters, v.920, no.2
- Indexed
- SCIE
SCOPUS
- Journal Title
- Astrophysical Journal Letters
- Volume
- 920
- Number
- 2
- URI
- https://scholarworks.bwise.kr/skku/handle/2021.sw.skku/90993
- DOI
- 10.3847/2041-8213/ac2c7b
- ISSN
- 2041-8205
2041-8213
- Abstract
- A recent time-integrated analysis of a catalog of 110 candidate neutrino sources revealed a cumulative neutrino excess in the data collected by IceCube between 2008 April 6 and 2018 July 10. This excess, inconsistent with the background hypothesis in the Northern Hemisphere at the 3.3σ level, is associated with four sources: NGC 1068, TXS 0506+056, PKS 1424+240, and GB6 J1542+6129. This Letter presents two time-dependent neutrino emission searches on the same data sample and catalog: a point-source search that looks for the most significant time-dependent source of the catalog by combining space, energy, and time information of the events, and a population test based on binomial statistics that looks for a cumulative time-dependent neutrino excess from a subset of sources. Compared to previous time-dependent searches, these analyses enable a feature to possibly find multiple flares from a single direction with an unbinned maximum-likelihood method. M87 is found to be the most significant time-dependent source of this catalog at the level of 1.7σ post-trial, and TXS 0506+056 is the only source for which two flares are reconstructed. The binomial test reports a cumulative time-dependent neutrino excess in the Northern Hemisphere at the level of 3.0σ associated with four sources: M87, TXS 0506+056, GB6 J1542+6129, and NGC 1068. © 2021. The American Astronomical Society. All rights reserved..
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