This is a fairly common phenomenon in aviation. After seeing planes do the same thing you're describing I looked into it and this post covers what's happening a

This is a fairly common phenomenon in aviation. After seeing planes do the same thing you're describing I looked into it and this post covers what's happening accurately [1]. The phenomenon is called Foreshortening [2]. [1] https://aviation.stackexchange.com/questions/12762/what-aircraft-can-make-these-sharp-90-degree-turns https://aviation.stackexchange.com/questions/12762/what-airc... [2] https://en.wikipedia.org/wiki/Perspective_(graphical)#Foreshortening https://en.wikipedia.org/wiki/Perspective_(graphical)#Foresh...