From: sylvia@email.invalid   
      
   On 03-Oct-20 11:18 pm, David Spain wrote:   
   > It's not just ULA's DIV-H that is have trouble getting off the ground.   
   > SpaceX aborted its GPS-III launch last night at T-2 seconds.   
   >   
   > As traffic picks up I wonder if it all that helpful to schedule   
   > extremely narrow launch windows for uncrewed missions? Missing a narrow   
   > launch window doesn't allow for a recycle, even for the most trivial of   
   > fixes. Instead, a launch scrub pushes back on the schedule for   
   > everyone. And not necessarily just at Canaveral.   
   >   
   > Of course there is still weather. That is what it is. Launch schedules   
   > have to all take in the somewhat unpredictable. But you can provide   
   > yourself with options and fall-backs in lieu of scrubs. Not a big deal   
   > when launching once or twice a year, but 30+ times?   
   >   
   > We live in interesting times.   
   >   
   > Dave   
   >   
      
   The launch time determines the orbital plane. Unless a mission is   
   insensitive to that there's little option but to wait until until the   
   narrow window reopens. A small amount of plane change after launch is   
   possible, but it consumes fuel   
      
   Sylvia.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)