sunrise and sunset
What are the points of sunrise and sunset?
The slider on the left defines the date and the position of the earth on its orbit around the sun. Starting point is sumeer solstice on june 21th.
The drawing on the right shows the apparent orbit of the sun around the earth. Green segments marks the points of sunrise and sunset. Click in the bottom left corner on the arrow to start the animation. With the slider you can examine how date affects the apparent orbit of the sun and its rising and setting.