Malfunctioning Engine Statistical Survey
M.E.S.S.

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Manufacturer
AeroTech
Designation
J90W
Type
reload
Date code
03082101
Failure date
Feb 14, 2026
Location
Michiana Rocketry, TRA#78, NAR#721
Temperature
36 ℉
Delay inaccurate
actual
7
Other failure
description
Delay fired ejection charge under thrust.
Reported to mfr.
Comments
8sec long burn motor with a 14sec “extended” delay grain. From ignition, delay should burn for 22sec before igniting ejection charge. Ejection charge ignited 7sec after ignition still while under thrust causing catastrophic damage to rocket.
Status
pending