Light List – s/v Good Stories

Light List

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1. Regarding the visibility of seeing an aid to navigation light using a computed visibility (range) is defined as:

A. The distance the light can be seen in clear weather.

B. The distance in nautical miles from the observer's eyes as published in the Light List.

C. The maximum distance that the light may be seen under existing meteorological conditions.

D. The geographic range plus the observer's distance to the horizon, based on height of eye.

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2. The distance between the observer's eyes to a lighthouse on or over the horizon is _______.

A. Horizontal range

B. Luminous range

C. Geographic range

D. Nominal range

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3. The distance the light can be seen in clear weather out to 10 miles is ______.

A. Geographic range

B. Horizontal range

C. Luminous range

D. Nominal range

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4. Regarding the visibility of ATONs published in the Light List, the "nominal range" is defined as:

A. The distance th elight can be seen in clear weather (10 nm).

B. The distance in nautical miles from the observer's height of eye to the horizon.

C. The geographic range plus the observer's distance to the horizon, based on height of eye.

D. The maximum distance that the light may be seen under existing meteorological conditions.

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5. The maximum distance that th elight may be seen under existing meteorological conditions at sea is ________.

A. Nominal range

B. Horizontal range

C. Geographic range

D. Luminous range

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6. Using a 24-hour clock, what is the difference in time between 2100 on 22 July, and 0330 on 23 July 2013?

A. 6.5 hours

B. 5.5 hours

C. 6.0 hours

D. 3.5 hours

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7. Regarding the visibility of aids to navigation lights, luminous range is defined as:

A. The distance in nautical miles from the observer's height of eye to the horizon

B. The geographic range plus the observer's distance to the horizon, based on height of eye

C. The maximum distance that the light may be seen under existing meteorological conditions

D. The distance the light can be seen in clear weather.

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