\section{Fast rotation histogram per-calorimeter}
\label{app:frcalos}

Figures~\ref{fig:frcalos18},~\ref{fig:frcalos916} and~\ref{fig:frcalos1724} show the fast rotation histograms between 4 and 5 $\mu s$ after injection for the 24 individual calorimeters.

\begin{figure}[bt]
\centering
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo1}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo2}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo3}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo4}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo5}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo6}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo7}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo8}}
\caption{Fast rotation histograms from 4 to 5 $\mu s$ after injection for 8 calorimeters: (a) to (h) are respectively calorimeter \#1 to \#8.}
\label{fig:frcalos18}
\end{figure}

\begin{figure}[bt]
\centering
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo9}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo10}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo11}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo12}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo13}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo14}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo15}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo16}}
\caption{Fast rotation histograms from 4 to 5 $\mu s$ after injection for 8 calorimeters: (a) to (h) are respectively calorimeter \#9 to \#16.}
\label{fig:frcalos916}
\end{figure}

\begin{figure}[bt]
\centering
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo17}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo18}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo19}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo20}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo21}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo22}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo23}}
\subfigure[]{\includegraphics[width=0.42\textwidth]{fig/frs_calo24}}
\caption{Fast rotation histograms from 4 to 5 $\mu s$ after injection for 8 calorimeters: (a) to (h) are respectively calorimeter \#17 to \#24.}
\label{fig:frcalos1724}
\end{figure}
