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The astrolabe consists of a disk engraved with the positions of the celestial bodies. Medieval Islamic astronomy comprises the astronomical developments made in the Islamic world , particularly during the Islamic Golden Age (9th–13th centuries), and mostly written in the Arabic language .
North African, 9th century CE, planispheric astrolabe. Khalili Collection. A modern astrolabe made in 2013, in Tabriz, Iran.. An astrolabe (Ancient Greek: ἀστρολάβος astrolábos, ' star-taker '; Arabic: ٱلأَسْطُرلاب al-Asṭurlāb; Persian: ستارهیاب Setāreyāb) is an astronomical instrument dating to ancient times.
Astrolabe with angular scale : The astrolabe, originally invented some time between 200 and 150 BC, was further developed in the medieval Islamic world, where Muslim astronomers introduced angular scales to the design, [10] adding circles indicating azimuths on the horizon. [11]
Al-ʻIjliyyah bint al-ʻIjliyy (Arabic: العجلية بنت العجلي) [1] was a 10th-century maker of astrolabes active in Aleppo, in what is now northern Syria. [2] [3] ...
Eighth-century mathematician Muhammad al-Fazari is the first person credited with building the astrolabe in the Islamic world. [30] The mathematical background was established by Muslim astronomer Albatenius in his treatise Kitab az-Zij (c. 920 AD), which was translated into Latin by Plato Tiburtinus (De Motu Stellarum).
The Verona astrolabe is an archaeological discovery unearthed in the vaults of a museum in Verona, Italy. [1] Dating back to the eleventh century, this Islamic astrolabe is one of the oldest examples of its kind and is among the few known to exist worldwide.
These included ancient instruments such as the armillary sphere, paralactic ruler and astrolabe; medieval Muslim instruments such as the universal astrolabe, azimuthal and mural quadrants, and sextants; and several instruments he invented himself, including the mushabbaha bi'l manattiq, a framed sextant with cords for the determination of the ...
Model of the solar system and earth movement ("planetarium") according to al-Sijzi [2]. Abu Sa'id Ahmed ibn Mohammed ibn Abd al-Jalil al-Sijzi (c. 945 - c. 1020, also known as al-Sinjari and al-Sijazi; Persian: ابوسعید سجزی; Al-Sijzi is short for "Al-Sijistani") was an Iranian [3] Muslim astronomer, mathematician, and astrologer.