https
://www.google.com/maps/place/Pursat+Province,+Cambodia/@12.0868656,104.1465818,1990m/data=!3m1!1e3!4m5!3m4!1s0x310f7ecb64bac5f3:0x33613a63cd5a43cd!8m2!3d12.3663211!4d103.6362715
I hear ya anon. Just documenting the basic facts so we can discuss and planefags can weigh in.
Squirrel?
Pic related is official flight plan overlaid on the distance map to the alleged plane.