![]() Instead, the fifth day before the 1st of March-reckoned inclusively by the Romans as the "sixth calends of March"-was considered to last for 48 hours instead of 24 and the year was accordingly known as a " bissextile year". To avoid interfering with Rome's religious festivals during his 46 bc calendar reform, Julius Caesar added no permanent days to the Roman month of February and placed his system's leap day well before the end of the month, following the festival of Terminalia. Accordingly, the years 1700, 1800, and 1900 were not leap years, but 2000 was one again. To correct for the slightly shorter length of the solar year, 3 leap years are omitted every 400 years, and to that end, leap days are omitted in the secular years whose unit is not divisible by 4. 20:Īccording to the new leap rule, leap years are years whose last two digits are divisible by 4. 2002, Josef Eisinger translating Klaus Mainzer as The Little Book of Time, p. ![]() Since January 1 falls on a Saturday in the year 2000, it will fall four days later on a Wednesday in the year 3000. 9–10:Īccording to our current calendar, on what day of the week will January 1 fall in the year 3000? in the year 1,000,000? in the year 10 1,000,000? In the thousand years from the year 2000 to the year 3000, there are 365,000 days, plus 250 leap days, minus 10 century leap days omitted, plus 3 leap days restored in the years 2000, 2400, and 2800, for a total of 365,243 days, or 57,177 weeks and 4 days.
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