Thrust Profile (N)
5.65s Burn WindowEngineered by AeroTech, the J145H_2JET_STD is a 54mm solid rocket motor designed for high-power rocketry (HPR). As an official J-class motor, it delivers a total impulse of 825.7 Ns over a 5.65 second burn window.
With an average thrust of 145.0 N and a peak of 303.3 N, it features a regressive thrust curve optimal for heavy rockets requiring high off-the-pad acceleration.
Technical Specifications
Tripoli Rocketry Association, Inc.Diameter 54 mm
Length 709 mm
Hardware RMS-54/1280
Delays (s) P
Specific Impulse 205.5 s
Peak Thrust 300.15 N
Peak Time T+ 0.567s
T/W Ratio 8.22
Propellant Standard
Profile regressive
Type hybrid
Sparky No
Mass Budget
1797.4g TotalCasing (Dry)
1387.9g
77.2%
Propellant
409.5g
22.8%
Live Sizing
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Install in Google Sheets coming soon Comparable J-Class Alternatives
J245-BG
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440CC076J-J115
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Total: 679 Ns
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683J250-15A
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Total: 683 Ns
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699J145-19A
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Total: 699 Ns
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J250W
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Total: 704 Ns
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