Rat year around 1530 BC
Hello,
I want to back track rat year dates for about 4000 years.
Do I just step back 12 years from 2020 or do I have to compensate for leap years. etc.?
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Hello,
I want to back track rat year dates for about 4000 years.
Do I just step back 12 years from 2020 or do I have to compensate for leap years. etc.?