Re: [Flightgear-devel] [Jsbsim-devel] about fdm properties

2013-05-11 Thread Alan Teeder
Alan From: Jon S. Berndt Sent: Saturday, May 11, 2013 6:32 PM To: JSBSim Developer List ; Flightgear-Devel Cc: JSBSim Developer List Subject: Re: [Flightgear-devel] [Jsbsim-devel] about fdm properties I agree that - at least - we should mention it in the documentation. We could

Re: [Flightgear-devel] [Jsbsim-devel] about fdm properties

2013-05-11 Thread Tony Peden
I see, to recall being a part of the original decision to do body axis only rotational coeffs. It made all kinds of sense to me then and still does today. That said, however, I have since learned that stability axis coeffs aren't that unusual. So, my bottom line is that with the mechanisms alr

Re: [Flightgear-devel] [Jsbsim-devel] about fdm properties

2013-05-11 Thread Jon S. Berndt
I agree that - at least - we should mention it in the documentation. We could hypothetically also accept data in any of the supported frames. Unfortunately, a lot of the data present in technical reports (NACA/NASA/AIAA) that I have seen is ambiguous as to frame for the rotational coefficients.