The Julian calendar, proposed by Julius Caesar in AUC 708&...
wikipedia - 07 Jan 2023The Julian calendar, proposed by Julius Caesar in AUC 708 (46 BC), was a reform of the Roman calendar.[1] It took effect on 1 January AUC 709 (45 BC), by edict. It was designed with the aid of Greek mathematicians and Greek astronomers such as Sosigenes of Alexandria.