...since each one has its own cycle duration and its own number of total calculated
cycles (before mesh crashing).
begin{center}begin{figure}[!hbt]
        includegraphics[width=textwidth]{A-large-picture.png}
end{figure}end{center}

An increased density of deposition towards $theta approx 0$ and $theta
approx pm pi$ can be appreciated. These are due to particle trapping in
vortexes in the longitudinal gaps between the tubes as shown in the figure.