Ulugh Beg

1394 - 1449

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Mīrzā Muhammad Tāraghay bin Shāhrukh (Chagatay: میرزا محمد طارق بن شاہ رخ, Persian: میرزا محمد تراغای بن شاہ رخ‎), better known as Ulugh Beg (الغ‌ بیگ) (22 March 1394 – 27 October 1449), was a Timurid sultan, as well as an astronomer and mathematician. Ulugh Beg was notable for his work in astronomy-related mathematics, such as trigonometry and spherical geometry, as well as his general interests in the arts and intellectual activities. It is thought that he spoke five languages: Arabic, Persian, Turkic, Mongolian, and a small amount of Chinese. Read more on Wikipedia

Since 2007, the English Wikipedia page of Ulugh Beg has received more than 421,258 page views. His biography is available in 66 different languages on Wikipedia (up from 65 in 2019). Ulugh Beg is the 11th most popular astronomer (down from 10th in 2019), the 16th most popular biography from Iran and the most popular Iranian Astronomer.

Ulugh Beg was a Muslim astronomer and mathematician. He is most famous for the observatory he built in Samarkand, Uzbekistan.

Memorability Metrics

  • 420k

    Page Views (PV)

  • 81.04

    Historical Popularity Index (HPI)

  • 66

    Languages Editions (L)

  • 9.76

    Effective Languages (L*)

  • 3.04

    Coefficient of Variation (CV)

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Among astronomers, Ulugh Beg ranks 11 out of 532Before him are Johannes Kepler, Tycho Brahe, Anders Celsius, Edwin Hubble, Aristarchus of Samos, and William Herschel. After him are Hipparchus, Ole Rømer, Carl Sagan, Ja'far al-Sadiq, Giovanni Domenico Cassini, and Edmond Halley.

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Among people born in 1394, Ulugh Beg ranks 3Before him are Johannes Gutenberg and Prince Henry the Navigator. After him are Charles, Duke of Orléans, James I of Scotland, Cymburgis of Masovia, Philippa of England, Ikkyū, Ashikaga Yoshinori, and Antonio Beccadelli. Among people deceased in 1449, Ulugh Beg ranks 1After him are Ibn Hajar al-‘Asqalani, Peter, Duke of Coimbra, Hüma Hatun, Emine Hatun, and Louis IV, Elector Palatine.

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In Iran

Among people born in Iran, Ulugh Beg ranks 16 out of 463Before him are Esther (-600), Ismail I (1487), Jabir ibn Hayyan (721), Hafez (1325), Muhammad ibn Zakariya al-Razi (865), and Hassan-i Sabbah (1050). After him are Ali Khamenei (1939), Cambyses II (-550), Ferdowsi (940), Abu Nuwas (762), Mansur Al-Hallaj (858), and Saadi Shirazi (1210).

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Among astronomers born in Iran, Ulugh Beg ranks 1After him are Abd al-Rahman al-Sufi (903), Jamshīd al-Kāshī (1380), Abu Hanifa Dinawari (815), and Alenush Terian (1921).