Ali ibn Khalaf
Andalusian astronomer
About Ali ibn Khalaf
Alī ibn Khalaf was an Andalusian astronomer who belonged to the scientific circle of Ṣāʿid al- Andalusī.
He devised, with help from al-Zarqali, the universal astrolabe. Both Khalaf and al-Zarqali's design were included in the Libros del Saber (1227) of Alfonso X of Castile.
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Who was Ali ibn Khalaf?
Andalusian astronomer
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Ali ibn Khalaf. https://biography.guide/ali-ibn-khalaf/
MLA: "Ali ibn Khalaf." Biography.guide, https://biography.guide/ali-ibn-khalaf/.
Chicago: "Ali ibn Khalaf." Biography.guide. https://biography.guide/ali-ibn-khalaf/.
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