Eratosthenes

Thuỷ Sơn, Việt Nam

Flag City Country School Latitude (°) +N/-S Longitude (°) +E/-W
Thuỷ Sơn Việt Nam Ly Thuong Kiet High School 20.926 106.654
Date Gnomon Shadow Angle
21 March 2019 55.5 cm 20.9 cm 20.6 °

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