XPost: sci.astro   
   From: keith.edkins@gwydir.demon.co.uk   
      
   "mlm"  wrote in message   
   news:V_-dnZPly_IXgIjdRVn-gw@giganews.com...   
   > In 1 of the 3 DIMES images taken by Opportunity on its approach to the   
   > surface (at 1404m), there is a brightly ringed crater and a distinct,   
   > slightly diffuse dark circular shadow about half a crater width to its   
   > left.  Is this the shadow of the spacecraft?  I had thought the sunlight   
   > incidence angle was lower since it is supposed to be around 2PM local time   
   > at Meridiani.  This seems to be directly below the spacecraft as it   
   > descends. So maybe it is something else.   
   >   
      
   What do you make of  the 2 bright parallel lines inside the crater? A 30   
   meter tall martian's sun-bed?   
      
   Keith   
      
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