no it can't be 2 big cuz the tripitz is a battleship compare to the destroyers(which u c those 3 lines at the left of the blue circle), it might actully be 2 small, but the blue circle is 2 big
I have no idea, but you have to give it to the people studying the pictures in those days. And the PR pilots, the sight on them was amazing.
Great pic, by the way lanc.
I guess none of us will get a job in intelligence as photo interpreters! Let me dink around with Photoshop and try some enhancements and brightness/contrast adjustments.