Observation of the Moon and Sun shadows with cosmic rays at an average energy of $\text{7}\times {\text{10}}^{\text{17}}$eV

The Pierre Auger Collaboration, A. Abdul Halim, P. Abreu +346

Interactions of cosmic rays with the Moon and the Sun produce deficits in their arrival-direction distributions relative to an isotropic flux. Such shadows have been observed previ…