Flight Log - 2011-12-04 - Jeffrey Gortatowsky's Big 70

My own design. Designed to be impressive in size and flight, makes great demonstration flights. 24mm Motors. Built with BMS balsa parts.

Flight Date: 2011-12-04
Rocket Name: Big 70
Flyer's Name: Jeffrey Gortatowsky
Motors: E15-4
Expected Altitude: 1,100.00 Feet
Wind Speed: 4.00 mph
Launch Site: Santa Fe Dam Rec Area, CA
Actual Altitude: 734.00 Feet

Tried an Estes Sonic ignitor. No go. Used my own and it chuffed a lot (old motor) and hit the road! Good up part. Huge long bonus Aerotech delay at over 7 seconds stripped 3 shroud line. And insufficient protection melted a hole... Still recovered in soft ground cover. One fin broken at the tube. Repaired.

StageMotor(s)
1Aerotech E15-4

 

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