> > 2) The MoIs are too low. This is possible - I have not yet checked > > these out, but again I believe we will find these numbers to be pretty > > good. > > I have access to a commercial C172 model that has been FAA certified for > a level 3 FTD. I wish I could share more of it, but I will say that the > IXX, IYY, IZZ we use in FG are *exactly* the same numbers the commercial > C172 uses.
The empty weight values? I suppose they must have originated from the manufacturer. > I looked at some of the other parameters and they are at > least an order of magnitude different so they must be using different > units or different conventions or something. For C172: Clp = -0.484 if p is in rad/sec = Clp = -0.0084 if p is in deg/sec This number is highly reliable by calculation and by comparison. Jon _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel
