Nabu-rimanni

Also spelled  Naburianos, Naburiannuos, Naburiannu, or Naburimannu   the earliest Babylonian astronomer known by name, who devised the so-called System A, a group of ephemerides, or tables, giving the positions of the Moon, Sun, and planets at any given moment. Based on centuries of observation, these tables were nonetheless somewhat crude and were superseded about a century later by Kidinnu's System B, a refined mathematical