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Advances in Islamic astronomy in the 1070s

Type Event Region West Asia Time 1071–1080

In the 1070s, Islamic astronomers from Persia to al-Andalus made progress in star catalogs, instrument improvement, and calendar computation;…

Timeline

  1. 1074–1079Isfahan · IranAn astronomical team supported by Malik-Shah I conducted long-term gnomon and star catalog observations in Isfahan, revising planetary position tables and providing the data foundation for the Jalali calendar reform.
  2. c. 1075–1080Academic centers across the Islamic world · IraqScholars across regions inherited the traditions of al-Khwarizmi and al-Battani, using spherical trigonometry to improve planetary longitude calculations; related manuscripts circulated through trade routes and tributary networks across the Islamic world.

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