Now select the same instrument
to represent the flare on the pictured train.


Blending Options-Gradient Overlay

Gradient?s
parameters:

Combine all the layers Ctrl+Shift+E, mark out the new layer and apply the filter shown here: Filter-Render-Lens Flare. But set all the adjustments the way it is shown below:
to represent the flare on the pictured train. 

Blending Options-Gradient Overlay

Gradient?s

Combine all the layers Ctrl+Shift+E, mark out the new layer and apply the filter shown here: Filter-Render-Lens Flare. But set all the adjustments the way it is shown below: