Question 1427Navigation General70% to pass
The Star Lists in the Nautical Almanac are based on which of the following magnitudes?
AI Explanation
The correct answer is B) Third.
The Star Lists in the Nautical Almanac are based on stars of the third magnitude or brighter. This is because the Nautical Almanac aims to provide information on the most prominent and easily visible stars that are useful for celestial navigation.
The other options are incorrect because the first magnitude stars are the brightest, the sixth magnitude stars are relatively faint, and the tenth magnitude stars are extremely dim and not practical for most navigational purposes.
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