where is the subsolar point on december 21
Subsolar point The subsolar point contacts the Tropic of Cancer on the June solstice and the Tropic of Capricorn on the December solstice. The subsolar point crosses the Equator on the March and September equinoxes.
Oymyakon There is a monument built around the town square commemorating a reading in the 1920s of −71.2. This was shown on the Australian programme 60 Minutes in a 2012 documentary.[7] On February 6, 1933, a temperature of −67.7 °C (−89.9 °F) was recorded at Oymyakon's weather station.[8][9] This was the coldest officially recorded temperature in the Northern Hemisphere. Only Antarctica has recorded lower official temperatures (the lowest being −89.2 °C (−128.6 °F), recorded at Vostok Station on 21 July 1983).[10][11]