Questions tagged [archaeoastronomy]
Questions regarding how in former times, people used and understood celestial phenomena.
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questions with no upvoted or accepted answers
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Is it possible to narrow down possible dates for the following eclipse pattern?
I am searching for an year which satisfies the following criteria.
Dates are in Gregorian calendar.
Criteria
Year range 3800 BC to 500 BC
Solar Eclipse of any kind between October 14 and October 22 ...
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How did Hipparchus measure the length of the tropical year?
My understanding is that he counted the number of days between every other equinox. The first year he would have counted 365 days, but after 4 years the tally would have reached 1461 days. Dividing ...