A non-leap year has 365 days, which is 52 weeks and 1 day. So if January 1, 1986 was Wednesday, then 30/12/1986 marked the completion of 52 weeks of 1986 (Tuesday), 31/12/1986 was Wednesday, 01/01/1987 was Thursday. read more
A Solar Analemma is a graph showing the position of the Sun in the sky above a single location at the same time of the day throughout the course of a year. more Copyright © Time and Date AS 1995–2018. read more