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

Birth in Zhaozhou 趙州

Award of Jinshi degree in Shenzong guichou year (41st year)

Astronomer who replaced Xu Guangqi when he became ill in the 10th month of 1633.

Commission: reform of the Chinese calendar

Presented to the throne by Li Tianjing 李天經

Composition by the Western astronomers in Xu Guangqi's group of calendar reformers in the 7th month of Chongzhen 7

Composition in 1 juan by the Western astronomers in Xu Guangqi's group of calendar reformers in the 7th month of Chongzhen 7

Composition in 3 juan by the Western astronomers in Xu Guangqi's group of calendar reformers in the 7th month of Chongzhen 7

Composition in 2 juan by the Western astronomers in Xu Guangqi's group of calendar reformers in the 7th month of Chongzhen 7

Composition in 4 juan by the Western astronomers in Xu Guangqi's group of calendar reformers in the 7th month of Chongzhen 7

Composition in 7 juan by the Western astronomers in Xu Guangqi's group of calendar reformers in the 7th month of Chongzhen 7

Instrument made by the Western astronomers in Xu Guangqi's group of calendar reformers in the 7th month of Chongzhen 7

Report of prediction of the movement of the five planets. Report made in the 8th month of Chongzhen 7; predictions were for the 8th intercalary month and the 9th month. His predictions were correct.

Dispute between Wei Wenkui and Li Tianjing about astronomical matters. Both sides of the dispute are recorded and quoted in Chou Ren Zhuan by Ruan Yuan 阮元

Observation of five planets on the 25th day of the intercalary 8th month, together with Li Tianjing, to see if Li Tianjing's predictions were correct. The prediction was made for the 24th day.

Membership in the group of Officials in the Astronomical Bureau

Observation of five planets on the 1st day of the 9th month, together with Li Tianjing, to see if Li Tianjing's predictions were correct. The prediction was made for the 4th day.

Composition in 8 juan presented by Li Tianjing in the 12th month of Chongzhen 7

Composition in 1 juan presented by Li Tianjing in the 12th month of Chongzhen 7

Composition in 2 juan presented by Li Tianjing in the 12th month of Chongzhen 7

Composition in 5 juan presented by Li Tianjing in the 12th month of Chongzhen 7

Composition in 9 juan presented by Li Tianjing in the 12th month of Chongzhen 7

Composition in 4 volumes presented by Li Tianjing in the 4th month of Chongzhen 8. Its purpose was to revise the calendar. Ruan Yuan 阮元 lists 26 points made in this work.

Promotion to Shandong Surveillance Commissioner (Shandong anchashi 山東按察使)

Observation of lunar eclipse on Chongzhen 9, 1st month, 15th day, xinyou, and comparison of the calculations according to the various calendrical systems (Datong, Huihui, Dongju, etd.)

Scholar in the Astronomical Bureau (Jian ju guan ru 監局官儒); Was sent to Henan Calendar office (Henan liju 曆局) together with Huang Hongxian 黃宏憲 to observe the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou.

Scholar in the Astronomical Bureau (Jian ju guan ru 監局官儒); Was sent to Henan Calendar office (Henan liju 曆局) together with Pan Guoxiang 潘國祥 to observe the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou.

Official in the Astronomical Bureau (Gong shi guan 供事官), sent by Li Tianjing 李天經 to Shanxi together with Zhu Guangda 朱光大 to take measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou.

Student in the Astronomical Bureau (Tianwen sheng 天文生), sent by Li Tianjing 李天經 to Shanxi together with Chen Yingdeng 陳應登 to take measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou.

Observed and took measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou, together with Li Tianjing, and others.

Case Reviewer for the Chamberlain for Law Enforcement (Da li ping shi 大理評事) who observed and took measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou, together with Li Tianjing, and others.

Young scholar (sheng ru 生儒) in the astronomical bureau who observed and took measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou, together with Li Tianjing, and others.

Official in the Bureau of Receptions (Zhu ke si 主客司) of the Board of Rites who observed and took measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou, together with Li Tianjing, and others.

Official in the Board of Rites (Ci ji si zhu shi 祠祭司主事) who observed and took measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou, together with Li Tianjing, and others.

Director of the directorate of Astronomy (Qintianjian jianzheng 欽天監監正), who observed and took measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou, together with Li Tianjing, and others.

Head of the Eastern bureau in the Directorate of Astronomy; observed and took measurements of the lunar eclipse of Chongzhen 9, 1st month, 15th day, xinyou, together with Li Tianjing, and others.

Memorial written to the Chongzhen emperor referring to bingzi year talking about planets, in response to emperor's query about rain. (Bingzi year = 1636=02=07 - 1637=01=25)

Conservative, advocate of subordination of role of Western astronomy to Chinese astronomy in the calendrical calculations. Mentioned in the biography of Li Tianjing 李天經 in the context of the solar eclipse of Chongzhen 10, first month.

Observation of solar eclipse on Chongzhen 10, 1st month, xinchou day. He observed it along with his colleagues in the Directorate of Astronomy.

Mention in the context of Li Tianjing's biography as having an understanding of astronomy

Statement issued in the 12th month of the 14th year of Chongzhen about the intercalary month; he made a prediction about the first month of Chongzhen 16.

Death of Li Tianjing.

Quotation from Li Tianjing 李天經.

Quotation from Li Tianjing 李天經 of the statement he issued in the 12th month of the 14th year of Chongzhen about the intercalary month; he made a prediction about the first month of Chongzhen 16.