Xu Guangqi

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.

Summary from Wikipedia (CC BY-SA 4.0) · Dates from Wikidata (CC0)

Who was born first?

• Xu Guangqi and Christen Sørensen Longomontanus were born the same year
• Xu Guangqi was born 1 year after Henry Briggs
• Xu Guangqi was born 1 year before Jodocus Hondius I
• Xu Guangqi was born 1 year after Adriaan van Roomen
• Xu Guangqi was born 1 year after Thomas Fincke

Timeline

1. Adriaan van RoomenSeptember 29, 1561 – May 4, 1615
2. Henry BriggsFebruary 1, 1561 – January 26, 1630
3. Thomas FinckeJanuary 6, 1561 – April 24, 1656
4. Christen Sørensen LongomontanusOctober 4, 1562 – October 8, 1647
5. Xu Guangqi (this page)April 24, 1562 – November 8, 1633
6. Jodocus Hondius IOctober 17, 1563 – February 12, 1612

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