Shams al-Din Abu Abd Allah al-Khalili

Al-Khalili
شمس الدين عبد الله محمد بن محمد الخليلي
A table compiled by al-Khalili showing the direction of the qibla from various longitudes and latitudes
Born	1320
Died	1380
Academic work
Era	Islamic Golden Age
Main interests	Astronomer; muwaqqit

Shams al-Dīn Abū ʿAbd Allāh Muḥammad ibn Muḥammad al-Khalīlī (Arabic: شمس الدين عبد الله محمد بن محمد الخليلي; 1320–1380) was a Mamluk-era Syrian astronomer who compiled astronomical tables. He worked for most of his life as a muwaqqit (a religious timekeeper) at the Umayyad Mosque in Damascus.^[1]

Little is known about his life.