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Test your celestial navigation knowledge with this quiz focused on optimum azimuth separations and fixing methods. Explore questions related to two-body and three-body fixes, including their optimal and minimum azimuth separations, the significance of time separation between Lines of Position (LOPs), and the use of online almanac data. This quiz will enhance your understanding of essential navigation principles and help solidify your skills in celestial sights plotting.
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Reducing and PlottingCelestialSightsQuiz Global Navigation Chapter 4
Question 1 The optimum azimuth separation for a two-body fix is 90°. For this course, the minimum azimuthseparationis ______ degrees. 45
Question 2 The optimum azimuth separation for a three-body fix is 120°. For this course, the minimum azimuthseparationis ______ degrees. 30
Question 3 Once the time separation between LOPs reaches 20 minutes, the resultant fix is considered to bea ___________ fix. running
Question 4 In this course, you may use on-line almanac data as long as you show the step-by-step calculations involved in each sight reduction. • True • False
Question 5 A three-body fix, compared to a two-body fix, will (reduce) (increase) the likelihood of error.
Question 6 Aboard a moving vessel, LOPs must be adjusted for the movement of the vessel between observations. • True. • False.
Reducing and PlottingCelestialSightsQuiz End of Global Navigation Chapter 4