AS101 Lecture Notes - Lecture 5: Antarctic Circle, Northern Hemisphere, September Equinox
Document Summary
Progression of seasons: summer solstice- june 21. Day when northern hemisphere is maximally tilted towards the sun and gets most direct sun. The sun appears to be directly overhead at noon for places situated at latitude 22. 44 degrees north, known as the tropic of cancer. Day when southern hemisphere is maximally tilted towards the sun and gets most direct sun. The sun appears to be directly overhead at noon for places situated at latitude 22. 44 degrees south, known as the tropic of capricorn. Places situated at latitude 66. 56 degrees south, known as the. Antarctic circle, will see the sun just on the horizon during midnight and all places south of it will see the sun above horizon at any time of the day. Times when neither hemisphere is more tilted towards the sun. The spring equinox marks the transition from the southern hemisphere being tipped towards the sun to the northern hemisphere being tipped towards the sun.
