It has an initial thrust of somewhere around 40 pounds, so you have a thrust-to-weight ratio of around 6. On Fri, May 24, 2013 at 11:22 PM, Chris Coffee <chris_coffee@xxxxxxxxxx>wrote: > A little help here, please? I need to know if someone can tell me if my > calculations are correct for a Thrust-To-Weight calculation for an upcoming > flight...and whether or not the rocket should be flown on said motor? Thank > you. > > > Madcow Sensor weighing in at 7 pounds on the pad. 54mm motor mount. Using > a Cesaroni I100-RL-LB this is what I got: > > Average thrust of motor (according to ThrustCurve) = 98.5Ns > > Divide 98.5Ns by 4.45 to get 22.13 average thrust in pounds > > Divide 22.13 pounds of average thrust by 7 to get a Thrust-To-Weight ratio > of 3.16:1 > > Is this correct? > > If my math is correct, I would say that the rocket should not be flown > with the I100. > > Okay, folks.....school me!!! LOL > > > Christopher L. Coffee >