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#15
July 2nd 08, 12:44 PM
posted to rec.aviation.piloting,rec.aviation.homebuilt
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Rocket Racing League First Exhibition Race August 1st and August 2nd, 2008
"Ron Wanttaja" wrote in message ... On Mon, 30 Jun 2008 07:06:27 -0700 (PDT), Harry K wrote: ... of course a plane just out of the pits will be a lot slower and have less acceleration than those already aloft (due to still carrying a heavy fuel load). Reduced acceleration yes, but a heavier aircraft has a faster best L/D, (all else being equal) which is why competition gliders often fly with water ballast. If you take the time to think about it, the optimum Fuel Consumption vs Gross Weight vs Altitude vs Speed vs Flight Duration vs Range strategy for these birds gets more and more complicated. Vaughn 
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