G Class Rocket Motor

Cesaroni 117G69-14A

Cesaroni Technology
Skidmark
Ø 38mm
Total Impulse
121.1Ns
Burn Time
1.75s
Avg Thrust
69.2N
Max Thrust
103.9N

Thrust Profile (N)

1.75s Burn Window

Engineered by Cesaroni Technology, the 117G69-14A is a 38mm solid rocket motor designed for model rocketry. As an official G-class motor, it delivers a total impulse of 121.1 Ns over a 1.75 second burn window.

With an average thrust of 69.2 N and a peak of 103.9 N, it features a regressive thrust curve optimal for general sport flying. It utilizes the Skidmark propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Canadian Association of Rocketry
Diameter 38 mm
Length 127 mm
Hardware Pro38-1G
Delays (s) 5,7,9,11,14
Specific Impulse 200.7 s
Peak Thrust 91.87 N
Peak Time T+ 0.035s
T/W Ratio 35.81
Propellant Skidmark
Profile regressive
Type reload
Sparky Yes

Mass Budget

197g Total
Casing (Dry)
135.5g
68.8%
Propellant
61.5g
31.2%
Live Sizing
Flight Envelope

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