China's most sophisticated system of computational astronomy was created for a Mongol emperor to celebrate victory over China after forty years of war. This book explains how and why, and reconstructs the observatory and the science that made it possible.

2011 Recipient of The Donald E. Osterbrock Book Prize for Historical Astronomy (see Additional Information) Introductory chapters provide a very accessible overview of the history of Chinese astronomy Provides a detailed commentary along with a complete translation Nathan Sivin is the West's leading scholar of Chinese science, and this book is the result of 30 years of research Includes supplementary material: sn.pub/extras

Inhalt
Astronomical Reform and Occupation Politics.- Orientation.- The Project: Origins and Process.- The Astronomers.- The Observatory and its Instruments.- The Records.- Evaluation of the Season-Granting System.- Evaluation of the Season-Granting System, Part 2.- Canon of the Season-Granting System, Part 1.- Canon of the Season-Granting System, Part 2.- Conclusion.