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Day:
 
Festival:
 
Gregorian:
Julian:
 
 
 
BLC:
Overlap:
 
 
 
Passover:
 
Vernal equinox:
 
New moon:
 
New moon (J):
 
Leap year:
 
Days:
Years:

Calendar range (Gregorian): 05/04/4100 BC to 15/03/3099 AD

The BLC day starts at sunset Local Time on the Gregorian day.

Pre flood days are 365.2421896698/360=1.014561637x=20.98675726 minutes longer than post flood days.

BFG = Before Flood Gregorian with no leap years and 26 days in December (making 360 days to the year).

Day length changes at sunset (18:00) on 2370April5 BC, the start of 2371Nisan1.