14–24 Jul 2025
CICG - International Conference Centre - Geneva, Switzerland
Europe/Zurich timezone
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Calculation of the Exposure of GRANDProto300 to Cosmic Rays

Not scheduled
20m
Levels -1 & 0

Levels -1 & 0

Poster Cosmic-Ray Indirect PO-1

Speaker

Sei Kato (Institut d'astrophysique de Paris)

Description

GRANDProto300 is one of the prototype arrays of GRAND (Giant Radio Array for Neutrino Detection) in China, covering an area of 200 ${\rm km}^2$ with radio antennas. The construction of the array will be completed in 2026 and it aims to demonstrate the autonomous detection of radio emission from air showers produced by high-energy astroparticles. We calculate the exposure of GRANDProto300 using simulations to estimate the number of cosmic-ray events that will be detected by the array. We will also present additional simulation results that can be directly compared with real data analysis, e.g., zenith and azimuth angle distributions of cosmic-ray events, to validate our understanding of the experiment. The result of our exposure calculation is used to present the potential of GRANDProto300 for the study of cosmic rays in the $10^{16.5} – 10^{18.5}\, {\rm eV}$ energy range, which is one of our main scientific motivations using this prototype array.

Collaboration(s) The GRAND Collaboration

Author

Sei Kato (Institut d'astrophysique de Paris)

Co-authors

Presentation materials

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