[roc-chat] Re: Super Strypi

  • From: "Eric Holmberg" <dmarc-noreply@xxxxxxxxxxxxx> (Redacted sender "enholmberg" for DMARC)
  • To: roc-chat@xxxxxxxxxxxxx
  • Date: Wed, 4 Nov 2015 14:43:13 -0800

The lugs were lined up with the fins?

Thanks, Eric

On Nov 4, 2015, at 1:59 PM, <kramer@xxxxxxxxxxxx> <kramer@xxxxxxxxxxxx> wrote:

The first launch of the SuperStrypi rocket
http://spaceflightnow.com/2015/11/04/air-force-declares-failure-on-super-strypi-test-launch/
failed early in the first stage burn. Not to speculate, but the rocket did
use a rail to launch. I'm thinking that they let the launch lugs spin
instead of having the fixed, this caused a gyroscopic progression combined
with the Corilolis effect caused flow separation at the lugs resulting in
unbalanced mach cone development resulting in asymmetrical buffeting on the
fins causing flight instability resulting in failure....

If they ONLY would have kept the launch lugs from spinning the failure could
have been prevented...


Mike (nylon or Kevlar) Kramer
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