What century did Shulgi reign for 48 years?
Babylonian calendar The Babylonian calendar was a lunisolar calendar with years consisting of 12 lunar months, each beginning when a new crescent moon was first sighted low on the western horizon at sunset, plus an intercalary month inserted as needed by decree. The calendar is based on a Sumerian (Ur III) predecessor preserved in the Umma calendar of Shulgi (c. 21st century BC).
Wul of Gojoseon King Wul was the 13th king of Gija Joseon. He reigned from 793 BC to 778 BC. His true name was Wul (hangul: 월, hanja: 越). He was succeeded by Jik of Gojoseon (Jik Wang).