Flight Log - 2015-04-12 - Mark H's Black Diamond

Four inch diameter scratch built rocket.  LOC tube laminated with 4 layers of plain weave carbon fiber.  Performance Rocketry 3:1 ogive cone.

Flight Date: 2015-04-12
Rocket Name: Black Diamond
Flyer's Name: Mark H
Motors: L400
Expected Altitude: 13,000.00 Feet
Wind Speed: 2.00 mph
Launch Site: MDRA
Actual Altitude: 1,300.00 Feet

Underpowered flight due to a motor problem (wrong nozzle was included in reload kit).    Post flight review revealed nozzle included was for the L1500T and high thrust 98 mm Ms, and confirmed by Aerotech.  Batch code on reload was 0324011.  Motor burned for 18 seconds instead of 12.  Raven altimeter did not arm because acceleration never reached 3 G's.  Rocket destroyed.

StageMotor(s)
1Aerotech L400W

 

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