Eratosthenes

Hoài Đức, Việt Nam

Flag City Country School Latitude (°) +N/-S Longitude (°) +E/-W
Hoài Đức Việt Nam Van Xuân High school 21.046 105.678
Date Gnomon Shadow Angle
21 March 2019 50.5 cm 19.3 cm 20.9 °

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