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Recent Examples of astrometry from the Web
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Measuring these shifts, or parallaxes, lets astronomers calculate the stars’ actual positions and movements through the galaxy with great precision, a field of study called astrometry that Gaia and its predecessor Hipparcos have revitalized.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'astrometry.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of astrometry
1811
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