Natura - nature
   actualia - actual entities
     Mundus Plinius - physical world
       Caelum veter. - region of the fixed stars
         (Constellation) Draco veter. - Dra
           (Star system) 17 Draconis
             163613.7+525528 (Star) 17 Draconis A
             163614.1+525527 (Star) 17 Draconis B