NATS 1745 Lecture Notes - Celestial Pole, Maya Calendar, Eclipse Season
14 Apr 2014
School
Department
Course
Professor
Document Summary
Local noon: when ur location is facing the sun. Local midnight: when your location is facing the opposite side of the sky from the sun local sunrise sunset: when the suns direction is perpendicular to your location. Suns annual cycle: fall and spring equinnox (sep23-mar 21): sun rises due e. and sets due w, speeding equal time above and below the horizon(equal day and night0. (equinx: latin for. Winter solstice: sun rises and sets at its southernmost position, traversing a short, low are in the sky(shortest day of the year and lowest noon sun) The seasonal changes in the suns daily are due to earth"s 23. 5degree tilt from its orbit around the sun. Winter: when a hemisphere is tilted away from the sun, sunlight hits indirectly causing low arcs and less light per area. Summer: when a hemisphere is tilted toward the sun sunlight hits more directly causing high areas and more light per area.
