Muslim Calendar Conversions in One Step
Stephen P. Morse, San Francisco


From the start of the civil era to the year 9,999
For years prior to 1400 Muslim (1979 civil) or after 1499 Muslim (2076 civil),
simply change the century value


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CIVIL CALENDAR TYPE

Gregorian Julian
 Civil calendar in use today is the Gregorian one 

BCE = Before the Common Era
CE = Common Era


MUSLIM CALENDAR TYPE

Leap Years:
2,5,7,10,13,15,18,21,24,26,29 (type I)
2,5,7,10,13,16,18,21,24,26,29 (type II)
2,5,8,10,13,16,19,21,24,27,29 (type III)
2,5,8,11,13,16,19,21,24,26,30 (type IV)

Origin: astronomical civil
astronomical origin = 622 July 15 (Julian)
civil origin = 622 July 16 (Julian)

BH = Before Hijra
AH = After Hijra

If event occurred after sundown but before midnight, increase the Muslim date by one day
Click here to determine when sundown occurred on the particular day

© Stephen P. Morse, 2008