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   rec.arts.sf.science      Real and speculative aspects of SF scien      45,986 messages   

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   Message 44,672 of 45,986   
   eripe to nu...@bid.nes   
   Re: Are there "Preferred" Trajectories?   
   11 Nov 16 18:15:31   
   
   From: eripe.dk@gmail.com   
      
   On Friday, November 11, 2016 at 10:23:53 AM UTC+7, nu...@bid.nes wrote:   
   > On Thursday, November 10, 2016 at 3:33:11 PM UTC-8, A Random Person wrote:   
   > > Let's say a torch missile (or anything) is on an intercept trajectory   
   towards   
   > > a target.   
   > > If the target makes a burn to counter, would it necessary take the same   
   amount   
   > > of delta-v for the missile to keep the intercept?   
   >   
   >   Velocity is a vector so it depends which way the target moves. Worse, the   
   target is now moving so the missile has to integrate its movement continuously   
   to hit it, successive-approximation-wise.   
   >   
   >   Generally I'd say no though. The farther the missile is from the target,   
   the larger the eventual effect of small lateral deltavee changes.   
   >   
   >   
   >   Mark L. Fergerson   
      
   I agree there is no simple answer to that question.   
      
   I can recommend the game "Children of a Dead Earth" (on Steam) where you can   
   shoot missiles in space using real physics.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)   

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