1. 
   Olbers
   A comet in our solar system with an orbital period of 69.6years. More data in TABLE 14. NOTABLE PERIODIC COMETS
   Found op http://www.delscope.demon.co.uk/astronomy/tables01.htm
   
   
2. 
   Olbers
   [crater] The rim of Olbers is somewhat worn, with notches to the north, east, and south. The interior floor is relatively flat, especially toward the eastern rim, and is not marked by notable craterlets. The floor is covered by ray material and ejecta from the adjacent Glushko. ==Satellite c...
   Found op http://en.wikipedia.org/wiki/Olbers_(crater)
   
   

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