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Questions tagged [throttleback]

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How much throttleback to keep acceleration under 3g?

Most rockets generally throttle back when they reach max-q to prevent structural failure. This could be the only throttleback event of the launch. But crewed rockets normally do a second throttleback ...
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3g Throttling: Does Falcon 9 kill engines if acceleration over 3G?

I'm simulating a launch and I often hit minimum throttle before I hit MECO (triggered at 15% fuel mass---my reserve for stage-1 reentry). Acceleration then begins to rise to maybe 3.3 g by the time ...