<b>Calculation of the Geographical Latitude of a Location through Simple Visual Observation of the Sky</b>
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<i>The calculation of the geographic latitude from the altitude of the sun at 12:00 pm on the days of the equinoxes, or from the altitude of the polar star during any night of the year.</i> <i>The determination of the Polar Star.</i>
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figshare创建时间：
2025-09-16
