Nabu Remano
Nabu Rimanu: He was a Babylonian astronomer who lived in the fifth century BC (560 BC - 480 BC). His most important achievements are:
- He collected observations that preceded him by about a quarter of a century and used them in his tables when he monitored the daily, monthly and annual movement of the sun and moon, and thus dated the time of lunar and solar eclipses and the time of some astronomical events.
He calculated the length of the solar year as 365 days, 6 hours, 50 minutes, and 41 seconds. This was based on the length of the sidereal year, which was estimated at 365 days, 6 hours, 90 minutes, and 15 seconds, which is the time of the Earth’s rotation around the sun in relation to the stars, and the modern measurement increases or decreases. 6.5 minutes off this scale, and his measurements were the first accurate measurements in astronomy and timing.
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