I've got that data, I think. Roskam got it from somewhere else. A lot of his numbers came from an oft-cited NASA tech note that featured several aircraft. I'd copy it, but it's huge.
Anyhow, for those guys that have made JSBSim models lately, do we have a turbine for it? > From Roskam: > > Wt= 636,000 > Ixx= 18200000 > Iyy= 33100000 > Izz= 49700000 > Ixz= 970000 > Clbeta= -.16 > Clp= -.34 > Clr= .13 > Cnbeta= .16 > Cnp= -.026 > Cnr= -.28 > CYbeta= -.9 > CYp= 0 > CYr= 0 > Clda= .013 > Cldr= .008 > Cnda= .0018 > Cndr= -.1 > CYda= 0 > CYdr= .12 > CLalpha= 4.4 > Cmalpha= -1 > Cmadot= -4 > Cmq= -21 > CLde= .32 > Cmde= -1.3 > CD0= .0164 > > Dave > (afk two days) > > -- > **************************** > David Culp > [EMAIL PROTECTED] > **************************** > > _______________________________________________ > Flightgear-devel mailing list > [EMAIL PROTECTED] > http://mail.flightgear.org/mailman/listinfo/flightgear-devel _______________________________________________ Flightgear-devel mailing list [EMAIL PROTECTED] http://mail.flightgear.org/mailman/listinfo/flightgear-devel
