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Updated: June 21, 2025
Effectively the construction of the gnomon shows that they had found the means of calculating the latitude of places, that they knew the distance of the solsticeal points from the equator; they had found that the greatest angle of declination of the sun, 23° 27´, occurred when that luminary reached the tropics where, during nearly three days, said angle of declination does not vary, for which reason they said that the sun had arrived at his resting place.
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