From: rijrunner@frii.com   
      
   Zoltan Szakaly wrote:   
      
   > marsdenp@usa.net (Patrick Marsden) wrote in message news:<552b   
   0ca.0401241045.6e35f031@posting.google.com>...   
   >   
   >>Explorer8939@yahoo.com (Explorer8939) wrote in message news:<6   
   c0d119.0401211541.33e96de2@posting.google.com>...   
   >>   
   >>>Anyone know the delta-V to move Hubble to 51.6 degrees (while keeping   
   >>>it near 600 km altitude).  What would be the amount of required   
   >>>propellant, assuming a 300 sec ISP engine?   
   >>   
   > Heck,   
   >   
   > Since the hubble is already in orbit, you could easily move it with a   
   > solar powered electric propulsion package, having an Isp of 100,000 or   
   > something.   
   >   
   > You could move it with a less than 100 kg ion engine add-on. I haven't   
   > actually worked out the numbers but I know that we have ion engines   
   > that have been flight tested and the Hubble already has solar panels   
   > in place. We don't care if it takes a year to get to the new orbit.   
   >   
   > Zoltan   
      
      
   Out of curiousity, how would you attach the engine to   
   Hubble?   
      
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