I'm inclined, knowing the conditions at flight time, to think GH might be right. If the A10-0T does in fact have enough oompf to power the design, perhaps this particular A10 was a less than perfect product.

Our LCO is a Physics PhD. His immediate reaction was that it didn't have enough thrust.

Note the damage sustained by the second stage upon impact with the ground under power.

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Just completed: Estes Cherokee-E, Estes Multi-Roc.

Current project: Painting the roll pattern on my new Ventris build, gifted me by the estimable Dr. Houchin.