Sun trajectories for the winter and summer solstice (dashed lines) and the experiment day (continuous line). The partial shading events on different zone typologies are indicated with coloured stripes, as indicated in the legend. The solar positions between two patches of the same colour correspond to full illumination. The solar positions below the patches correspond to full shading. The yellow dot indicates the actual sun's position for the experimental route. a) Shading events with car on the left lane. b) Shading events with car on the right lane.