A muon-track reconstruction exploiting stochastic losses for large-scale Cherenkov detectors
Abstract
IceCube is a cubic-kilometer Cherenkov telescope operating at the South Pole. The main goal of IceCube is the detection of astrophysical neutrinos and the identification of their sources. High-energy muon neutrinos are observed via the secondary muons produced in charge current interactions with nuclei in the ice. Currently, the best performing muon track directional reconstruction is based on a maximum likelihood method using the arrival time distribution of Cherenkov photons registered by the experiment's photomultipliers. A known systematic shortcoming of the prevailing method is to assume a continuous energy loss along the muon track. However at energies TeV the light yield from muons is dominated by stochastic showers. This paper discusses a generalized ansatz where the expected arrival time distribution is parametrized by a stochastic muon energy loss pattern. This more realistic parametrization of the loss profile leads to an improvement of the muon angular resolution of up to for through-going tracks and up to a factor 2 for starting tracks over existing algorithms. Additionally, the procedure to estimate the directional reconstruction uncertainty has been improved to be more robust against numerical errors.
Keywords
Cite
@article{arxiv.2103.16931,
title = {A muon-track reconstruction exploiting stochastic losses for large-scale Cherenkov detectors},
author = {R. Abbasi and M. Ackermann and J. Adams and J. A. Aguilar and M. Ahlers and M. Ahrens and C. Alispach and A. A. Alves and N. M. Amin and R. An and K. Andeen and T. Anderson and I. Ansseau and G. Anton and C. Argüelles and S. Axani and X. Bai and A. Balagopal V. and A. Barbano and S. W. Barwick and B. Bastian and V. Basu and S. Baur and R. Bay and J. J. Beatty and K. -H. Becker and J. Becker Tjus and C. Bellenghi and S. BenZvi and D. Berley and E. Bernardini and D. Z. Besson and G. Binder and D. Bindig and E. Blaufuss and S. Blot and J. Borowka and S. Böser and O. Botner and J. Böttcher and E. Bourbeau and J. Bourbeau and F. Bradascio and J. Braun and S. Bron and J. Brostean-Kaiser and S. Browne and A. Burgman and R. S. Busse and M. A. Campana and C. Chen and D. Chirkin and K. Choi and B. A. Clark and K. Clark and L. Classen and A. Coleman and G. H. Collin and J. M. Conrad and P. Coppin and P. Correa and D. F. Cowen and R. Cross and P. Dave and C. De Clercq and J. J. DeLaunay and H. Dembinski and K. Deoskar and S. De Ridder and A. Desai and P. Desiati and K. D. de Vries and G. de Wasseige and M. de With and T. DeYoung and S. Dharani and A. Diaz and J. C. Díaz-Vélez and H. Dujmovic and M. Dunkman and M. A. DuVernois and E. Dvorak and T. Ehrhardt and P. Eller and R. Engel and H. Erpenbeck and J. Evans and P. A. Evenson and S. Fahey and A. R. Fazely and S. Fiedlschuster and A. T. Fienberg and K. Filimonov and C. Finley and L. Fischer and D. Fox and A. Franckowiak and E. Friedman and A. Fritz and P. Fürst and T. K. Gaisser and J. Gallagher and E. Ganster and S. Garrappa and L. Gerhardt and A. Ghadimi and C. Glaser and T. Glauch and T. Glüsenkamp and A. Goldschmidt and J. G. Gonzalez and S. Goswami and D. Grant and T. Grégoire and Z. Griffith and S. Griswold and M. Gündüz and C. Günther and C. Haack and A. Hallgren and R. Halliday and L. Halve and F. Halzen and M. Ha Minh and K. Hanson and J. Hardin and A. A. Harnisch and A. Haungs and S. Hauser and D. Hebecker and K. Helbing and F. Henningsen and E. C. Hettinger and S. Hickford and J. Hignight and C. Hill and G. C. Hill and K. D. Hoffman and R. Hoffmann and T. Hoinka and B. Hokanson-Fasig and K. Hoshina and F. Huang and M. Huber and T. Huber and K. Hultqvist and M. Hünnefeld and R. Hussain and S. In and N. Iovine and A. Ishihara and M. Jansson and G. S. Japaridze and M. Jeong and B. J. P. Jones and R. Joppe and D. Kang and W. Kang and X. Kang and A. Kappes and D. Kappesser and T. Karg and M. Karl and A. Karle and U. Katz and M. Kauer and M. Kellermann and J. L. Kelley and A. Kheirandish and K. Kin and T. Kintscher and J. Kiryluk and S. R. Klein and R. Koirala and H. Kolanoski and L. Köpke and C. Kopper and S. Kopper and D. J. Koskinen and P. Koundal and M. Kovacevich and M. Kowalski and K. Krings and N. Kurahashi and A. Kyriacou and C. Lagunas Gualda and J. L. Lanfranchi and M. J. Larson and F. Lauber and J. P. Lazar and J. W. Lee and K. Leonard and A. Leszczyńska and Y. Li and Q. R. Liu and E. Lohfink and C. J. Lozano Mariscal and L. Lu and F. Lucarelli and A. Ludwig and W. Luszczak and Y. Lyu and W. Y. Ma and J. Madsen and K. B. M. Mahn and Y. Makino and S. Mancina and I. C. Mari{ş} and R. Maruyama and K. Mase and F. McNally and K. Meagher and A. Medina and M. Meier and S. Meighen-Berger and J. Merz and J. Micallef and D. Mockler and T. Montaruli and R. W. Moore and R. Morse and M. Moulai and R. Naab and R. Nagai and U. Naumann and J. Necker and L. V. Nguy{\~{ê}}n and H. Niederhausen and M. U. Nisa and S. C. Nowicki and D. R. Nygren and A. Obertacke Pollmann and M. Oehler and A. Olivas and E. O'Sullivan and H. Pandya and D. V. Pankova and N. Park and G. K. Parker and E. N. Paudel and L. Paul and C. Pérez de los Heros and S. Philippen and D. Pieloth and S. Pieper and A. Pizzuto and M. Plum and Y. Popovych and A. Porcelli and M. Prado Rodriguez and P. B. Price and B. Pries and G. T. Przybylski and C. Raab and A. Raissi and M. Rameez and K. Rawlins and I. C. Rea and A. Rehman and R. Reimann and G. Renzi and E. Resconi and S. Reusch and W. Rhode and M. Richman and B. Riedel and S. Robertson and G. Roellinghoff and M. Rongen and C. Rott and T. Ruhe and D. Ryckbosch and D. Rysewyk Cantu and I. Safa and J. Saffer and S. E. Sanchez Herrera and A. Sandrock and J. Sandroos and M. Santander and S. Sarkar and S. Sarkar and K. Satalecka and M. Scharf and M. Schaufel and H. Schieler and P. Schlunder and T. Schmidt and A. Schneider and J. Schneider and F. G. Schröder and L. Schumacher and S. Sclafani and D. Seckel and S. Seunarine and A. Sharma and S. Shefali and M. Silva and B. Skrzypek and B. Smithers and R. Snihur and J. Soedingrekso and D. Soldin and G. M. Spiczak and C. Spiering and J. Stachurska and M. Stamatikos and T. Stanev and R. Stein and J. Stettner and A. Steuer and T. Stezelberger and T. Stürwald and T. Stuttard and G. W. Sullivan and I. Taboada and F. Tenholt and S. Ter-Antonyan and S. Tilav and F. Tischbein and K. Tollefson and L. Tomankova and C. Tönnis and S. Toscano and D. Tosi and A. Trettin and M. Tselengidou and C. F. Tung and A. Turcati and R. Turcotte and C. F. Turley and J. P. Twagirayezu and B. Ty and M. A. Unland Elorrieta and N. Valtonen-Mattila and J. Vandenbroucke and D. van Eijk and N. van Eijndhoven and D. Vannerom and J. van Santen and S. Verpoest and M. Vraeghe and C. Walck and A. Wallace and T. B. Watson and C. Weaver and P. Weigel and A. Weindl and M. J. Weiss and J. Weldert and C. Wendt and J. Werthebach and M. Weyrauch and B. J. Whelan and N. Whitehorn and C. H. Wiebusch and D. R. Williams and M. Wolf and K. Woschnagg and G. Wrede and J. Wulff and X. W. Xu and Y. Xu and J. P. Yanez and S. Yoshida and T. Yuan and Z. Zhang},
journal= {arXiv preprint arXiv:2103.16931},
year = {2021}
}