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Originally Posted by Marc P.
One comment on Slashdot intruiged me though- if the trigger mechanism for the parachute was a single-axis accelerometer, and something odd happened on re-entry (came in at the wrong vector or some other random variable), the accelerometer may have never felt the required force to deploy the parachute. In that case, would it have been possible to implement some kind of ground control override? Send up an RF signal to force the parachute to deploy?
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The rumor that have been circulating around the JPL flight community for a few weeks has been shown to be
true. The accelerometer was designed-in upside-down and couldn't detect the reentry deceleration.
-Kevin