Originally Posted by CONF iture
How do they or you get identical speed traces for Bechet and Asseline as they adopt so different attitudes ?
Firstly, speed and attitude are independent variables. You can have any speed at any attitude.
Secondly, one of many explanations is that Asseline flew into a forest and Bechet did not. Asseline's IAS would have been higher that Bechet's if he had not lost 5 kt of headwind in the 5 seconds before he hit the trees:
