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The sensors that maintain a centered star image for celestial navigation is called as _________(a) Star fixer(b) Celestial fixer(c) Star tracker(d) Star searcherThis question was addressed to me by my school principal while I was bunking the class.My doubt stems from Stellar Inertial Navigation Theory topic in section Celestial Navigation, Doppler and Altimeter Radars of Avionics |
Answer» RIGHT answer is (c) Star tracker To explain I WOULD say: The star sensors have a narrow field of view and maintain a CENTERED star image through the gimbal drive commands and are CALLED star trackers. They have day and night tracking capability, given reasonable CLOUD cover conditions. |
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