Individual itineraries and the circulation of scientific and technical knowledge in East Asia (16th–20th centuries)

Born in Cishui 慈水

Appointment as Director of the Five Offices of calendrical specialists (Wu guan zheng 五官正)

Mention of Xiong Sanba (Sabatino de Ursis) in the biography of Zhou Ziyu 周子愚 in Chou ren zhuan

Mention of Li Madou (Matteo Ricci) in the biography of Zhou Ziyu 周子愚 in Chou ren zhuan

Mention of Pang Diwo 龐迪我 (Diego de Pantoja) in the biography of Zhou Ziyu 周子愚 in Chou ren zhuan

Mention of Long Huamin 龍華民 (Nicolò Longobardo) in the biography of Zhou Ziyu 周子愚 in Chou ren zhuan

Mention of Deng Yuhan 登玉函 (Johann Schreck) in the biography of Zhou Ziyu 周子愚 in Chou ren zhuan

Mention of Tang Ruowang 湯若望 (Johann Adam Schall von Bell) in the biography of Zhou Ziyu 周子愚 in Chou ren zhuan

Advocate of openness toward Western astronomical knowledge; recommended following precedent of translating foreign astronomical texts set by Emperor Hongwu with regard to Arab astronomy

Western astronomers included in Ruan Yuan's 阮元 list of those contemporary with Zhou Ziyu 周子愚