Pööripäev
Monday, December 21st, 2009Täna on talvine pööripäev.. The December solstice occurs when the sun reaches its most southerly declination of -23.5 degrees. In other words, it is when the North Pole is tilted 23.5 degrees away from the sun. http://www.timeanddate.com/calendar/december-solstice.html Muuhulgas algab õhtul kell 19:47 talv.