Xu Guangqi
Late-Ming-dynasty Chinese politician, Scholar, Lay Catholic leader and Servant of God (*1562 - †1633) · Politicians · Died at 71
Xu Guangqi or Hsü Kuang-ch'i, also known by his baptismal name Paul or Paul Siu, was a Chinese agronomist, astronomer, mathematician, politician, and writer during the late Ming dynasty.
Xu Guangqi is read about 185 times a day, in 30 languages.
A typical day, 30 days to 13 November 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 115 days, one point a day.
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About this person
Xu was appointed by the Chinese Emperor in 1629 to be the leader of the Shixian calendar reform, which he embarked on with the assistance of Jesuits. Xu was a colleague and collaborator of the Italian Jesuits Matteo Ricci and Sabatino de Ursis and assisted their translation of several classic Western texts into Chinese, including part of Euclid's Elements. He was also the author of the Nong Zheng Quan Shu, a treatise on agriculture.
