Hipparcos
Код 3479894
- ISBN: 978-5-5094-2195-2
Код 3479894
High Quality Content by WIKIPEDIA articles! Hipparcos (an acronym for "High precision parallax collecting satellite") was a scientific mission of the European Space Agency (ESA), launched in 1989 and operated between 1989 and 1993. It was the first space experiment devoted to precision astrometry, the accurate measurement of the positions of celestial objects on the sky. This permits the accurate determination of proper motions and parallaxes of stars, allowing a determination of their distance...
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