The star catalogue Zij-i Ulugh Beg (Zij-i Sultani), completed in about 1437-1440, influenced world astronomy until the age of the telescope. **Significance:** one of the summits of medieval Islamic-Turkic science and a milestone in observational astronomy.
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Source: Wikipedia
Frequently asked questions
- What was The Ulugh Beg Observatory and the Zij-i Sultani?
- The astronomer-sultan Ulugh Beg founded at Samarkand the largest observatory after that of Maragha; Ghiyath al-Din al-Kashi, Qadizada al-Rumi and Ali Qushji worked there.
- When did The Ulugh Beg Observatory and the Zij-i Sultani happen?
- 1420 CE
- Where did The Ulugh Beg Observatory and the Zij-i Sultani take place?
- Semerkand