The sun's position at noon changes daily due to our axial tilt and the elliptical shape of our orbit. Keeping a record of the Sun's position everyday at the same time can be turned into an analemma plot. Here, it's
simulated two of them: one from +45° latitude in Montreal, Canada (Looking over McGill University and Mont Royal. The other from the southern coast of Chile at -45°. Notice how the shapes are inverted.
Summer in the northern hemisphere is winter in the southern so when the sun is high in sky midday in Canada, it's low in the sky in Chile.
