when does sunrise occur
Similarly, the earliest sunrise occurs when the Sun reaches the spot on the analemma that is the first point to leave the horizon every morning. It is clear from the diagram that the earliest sunrise does not occur at the summer solstice and the latest sunrise does not occur at the winter solstice.imilarly, the earliest sunrise occurs when the Sun reaches the spot on the analemma that is the first point to leave the horizon every morning. It is clear from the diagram that the earliest sunrise does not occur at the summer solstice and the latest sunrise does not occur at the winter solstice.