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mads.xsd"><authority><topic authority="http://AATesaurus.cultura.gencat.cat/aat/getty_ca">instrument astronòmic</topic></authority><related type="narrower"><topic>astrolabi</topic></related><related type="narrower"><topic>bastó de Jacob</topic></related><related type="narrower"><topic>octant</topic></related><related type="narrower"><topic>sextant</topic></related><related type="narrower"><topic>planetari </topic></related><related type="narrower"><topic>astrodicticum</topic></related><related type="narrower"><topic>astròmetre</topic></related><related type="narrower"><topic>estoigs d&apos;instruments astronòmics</topic></related><related type="narrower"><topic>miralls astronòmics</topic></related><related type="narrower"><topic>quadrants astronòmics</topic></related><related type="narrower"><topic>telescopis astronòmics</topic></related><related type="narrower"><topic>fotòmetre astronòmic de comparació</topic></related><related type="narrower"><topic>astroscopis</topic></related><related type="narrower"><topic>azimutals</topic></related><related type="narrower"><topic>coronògraf</topic></related><related type="narrower"><topic>cosmolabi</topic></related><related type="narrower"><topic>eclipsareons (traducció pendent)</topic></related><related type="narrower"><topic>cyanometers (traducció pendent)</topic></related><related type="narrower"><topic>dipleidoscopes (traducció pendent)</topic></related><related type="narrower"><topic>heliometers (traducció pendent)</topic></related><related type="narrower"><topic>helioscopes (traducció pendent)</topic></related><related type="narrower"><topic>meridian circles (traducció pendent)</topic></related><related type="narrower"><topic>meteoroscopes (traducció pendent)</topic></related><related type="narrower"><topic>magnetographs (traducció pendent)</topic></related><related type="narrower"><topic>objective prisms (traducció pendent)</topic></related><related type="narrower"><topic>planetarium projectors (traducció pendent)</topic></related><related type="narrower"><topic>radio interferometers (traducció pendent)</topic></related><related type="narrower"><topic>selenotropes (traducció pendent)</topic></related><related type="narrower"><topic>siderostats (traducció pendent)</topic></related><related type="narrower"><topic>spectroheliographs (traducció pendent)</topic></related><related type="narrower"><topic>spheroscopes (traducció pendent)</topic></related><related type="narrower"><topic>telengiscopes (traducció pendent)</topic></related><related type="narrower"><topic>telepolariscopes (traducció pendent)</topic></related><related type="narrower"><topic>telespectroscopes (traducció pendent)</topic></related><related type="other"><topic>astrònom </topic></related><related type="other"><topic>astronomia</topic></related><related type="broader"><topic>instrument científic</topic></related></mads>