At the age of 40 in 960, Seimei was still a Tenmon tokugyou no sho (researcher of astrology); in 972, he was promoted to tenmon hakase ("Chikanobu kyo ki") and was ranked as jushiinoge (Junior Fourth Rank, Lower Grade) Sakyo no gon no daibu (Provisional Master of the Eastern Capital Offices). そして、経歴的には天徳 (日本)4年(960年)には40歳で未だに天文得業生、天禄3年(972年)にようやく天文博士(『親信卿記』)となり、従四位下左京権大夫には至った |