奉元曆》,是中国古代曆法北宋使用的第七部历法,屬於陰陽曆

宋神宗命卫朴在熙宁八年(1075年)修成。颁布施行取代《崇天曆》。回归年为365.2436日,朔望月为29.53059日。宋哲宗元祐九年(1093年),被黄居卿撰写《觀天曆》取代。

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