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MCQIntermediateCelestial Coordinates & Time
USAAAO — 2022 First Round
Question 4
What is the shortest distance (along the surface of the Earth) between two points on the Equator separated by 30° of longitude? What is the shortest distance (along the surface of the Earth) between them if both the two points lie on the 60° latitude while still separated by 30° of longitude? (For simplicity, assume that the Earth is a sphere)
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Source
USAAAO 2022 First Round. Question text, choices, and answer were transcribed from the official USAAAO exam and solutions PDFs.