J Class Rocket Motor

AeroTech J570W

AeroTech
White Lightning
Ø 38mm
Total Impulse
973.1Ns
Burn Time
1.91s
Avg Thrust
509.3N
Max Thrust
1142.5N

Thrust Profile (N)

1.91s Burn Window

Engineered by AeroTech, the J570W is a 38mm solid rocket motor designed for high-power rocketry (HPR). As an official J-class motor, it delivers a total impulse of 973.1 Ns over a 1.91 second burn window.

With an average thrust of 509.3 N and a peak of 1142.5 N, it features a regressive thrust curve optimal for heavy rockets requiring high off-the-pad acceleration. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 38 mm
Length 479 mm
Hardware RMS-38/1080
Delays (s) 4,6,8,10
Specific Impulse 185.1 s
Peak Thrust 1149.8 N
Peak Time T+ 0.039s
T/W Ratio 57.56
Propellant White Lightning
Profile regressive
Type reload
Sparky No

Mass Budget

902g Total
Casing (Dry)
366.2g
40.6%
Propellant
535.8g
59.4%
Live Sizing
Flight Envelope

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