roncachamp
Final Approach
Why?
Because it indicates you do not understand what constitutes proper preflight planning.
It's entirely accurate and done everyday by pilots.
Not by pilots that perform proper preflight planning.
Going 100 miles off a planned course on a 1800 mile flight is very common.
The planned course in this case was a 175 mile flight, the NAVAID concerned was about twelve miles off.
BTW, 100 miles off a planned 1800 mile flight would be 360,000 square miles. It appears your knowledge of arithmetic is comparable to your knowledge of aviation.
You should be embarrassed as a controller to not realize that
You are not in a position to know what should bring embarrassment to a controller.