Catalogue · 1437 CE
Zij-i-Sultani
History of Astronomy
About the catalogue
Ulugh Beg's star catalogue, compiled at the Samarkand observatory, giving fresh naked-eye positions for over a thousand stars. It was the most accurate star catalogue produced between Ptolemy and Tycho Brahe.
Compiled by
Knowledge connections
- Introduced byUlugh Beg
- Part ofIslamic Golden Age Astronomy
Sources & references
The primary and reference sources this topic draws on.
- BritannicaEncyclopaedia Britannica
General reference for the history of astronomy, biographies, and cultural context.
- IAUInternational Astronomical Union
Official naming, definitions, constellation boundaries, and astronomical nomenclature.