Scientists Reveal How the Maya Predicted Eclipses for Centuries

[0] One example:https://www.tandfonline.com/doi/abs/10.1111/j.1931-0846.2006...

These metaphors are quite common across the world and over time gain many layers of knowledge. Go a little more east and you'll commonly see the 4 winds, the 4 cardinal directions, the 4 tastes, 4 [insert characteristics of medicinal properties] etc all mapped onto each other.

The most embarrassing part of humanity imo is the arrogance and disregard with which people sometimes approach other cultures

The lack of accuracy of panchang is the result of accumulating calendric errors over centuries. Traditionally these used to get corrected by astronomical observations. However after the fall of Ujjain observatory the traditional / religious calendar has not been updated/corrected for centuries.

In fact right after independence India's first prime minister set up a calendar reform committee to update and modernise the traditional calendar. Top Indian scientists as well as scholars of Vedic scriptures were part of the committee.

To this day India government publishes these and updated positional astronomy records.

https://en.wikipedia.org/wiki/Indian_national_calendar