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Test your knowledge on finding intercepts and their directions (T or A) for celestial bodies using Hc and Ho measurements. Learn about co-dec measurements, distance between GP and observer's position, and more.
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The Celestial LOP Quiz Q & A Junior Navigation Chapter 7
1. Find the intercept and its direction (T or A) for the following: Hc = 40° 54.4'; Ho = 41° 28.2' a = ________ Hc = 51° 29.3'; Ho = 50° 59.7'a = ________ 33.8 nm T 29.6 nm A
2. Co-Dec is measured: a. along the hour circle of a body from the equator to the GP of the body. b. along the hour circle of a body from the GP of the body to the elevated pole. c. along the observer's meridian from his DR position to the elevated pole. d. along the observer's meridian from the equator to his DR position.
3. The distance between the GP of a body and an observer's position is: a. co-altitude. b. altitude. c. azimuth. d. intercept
4. Co-Dec is always less than 90°. a. True b. False
5. Azimuth is always measured from true north in a clockwise direction to the GP of a body. a. True b. False
6. A celestial LOP is always plotted perpendicular to the azimuth. a. True b. False
7. If your DR is at L 23° 45.8'S, Lo 138° 49.5'E, your elevated pole is the North Pole. a. True b. False
Q7 The Celestial LOP End Of Quiz Q & A Junior Navigation Chapter 7
