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In astronomy, a clock drive (also known as a field rotator) is a motor-controlled mechanism used to move an equatorial mounted telescope along one axis to keep the aim in exact sync with the apparent motion of the fixed stars on the celestial sphere.
, محرك الساعة (تسير على مدار الساعة) (بالإنجليزية: Clock drive) في علم الفلك، هو آلية تسيطر عليها المحركات المستخدمة لنقل تلسكوب محور إستوائي على طول محور واحد للحفاظ على الهدف في تزامن دقيق مع الحركة اليومية الظاهرة للنجوم الثابتة على القبة السماوية.
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| rdfs:comment |
محرك الساعة (تسير على مدار الساعة) (بالإنجليزية: Clock drive) في علم الفلك، هو آلية تسيطر عليها المحركات المستخدمة لنقل تلسكوب محور إستوائي على طول محور واحد للحفاظ على الهدف في تزامن دقيق مع الحركة اليومية الظاهرة للنجوم الثابتة على القبة السماوية.
, In astronomy, a clock drive (also known as a field rotator) is a motor-controlled mechanism used to move an equatorial mounted telescope along one axis to keep the aim in exact sync with the apparent motion of the fixed stars on the celestial sphere.
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| rdfs:label |
Clock drive
, محرك الساعة
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