M Class Rocket Motor

AeroTech M1939W

AeroTech
White Lightning
Ø 98mm
Total Impulse
10481.5Ns
Burn Time
6.20s
Avg Thrust
1939.0N
Max Thrust
2429.7N

Thrust Profile (N)

6.20s Burn Window

Engineered by AeroTech, the M1939W is a 98mm solid rocket motor designed for extreme high-power rocketry. As an official M-class motor, it delivers a total impulse of 10481.5 Ns over a 6.20 second burn window.

With an average thrust of 1939.0 N and a peak of 2429.7 N, it features a neutral thrust curve optimal for sustainer stages and high-altitude attempts. It utilizes the White Lightning propellant formulation, dictating its specific impulse and exhaust signature.

Technical Specifications

Tripoli Rocketry Association, Inc.
Diameter 98 mm
Length 732 mm
Hardware RMS-98/10240
Delays (s) P
Specific Impulse 186.8 s
Peak Thrust 2229.88 N
Peak Time T+ 2.042s
T/W Ratio 21.99
Propellant White Lightning
Profile neutral
Type reload
Sparky No

Mass Budget

8988.22g Total
Casing (Dry)
3269.1g
36.4%
Propellant
5719.1g
63.6%
Live Sizing
Flight Envelope

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