Zīj-i Sultānī

E337412

Zīj-i Sultānī is a 15th-century astronomical star catalogue and set of tables compiled under the direction of Ulugh Beg, renowned for its exceptional observational accuracy in the Islamic Golden Age.

All labels observed (3)

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Statements (47)

Predicate Object
instanceOf Islamic astronomical work
astronomical star catalogue
astronomical table
zīj
associatedWith Ulugh Beg observatory
surface form: Ulugh Beg Observatory
basedOn Hellenistic astronomy
surface form: Ptolemaic tradition

new observations
comparedTo Almagest
compiledBy Ulugh Beg
compiledUnderDirectionOf Ulugh Beg
completedIn 1437
contains calendar tables
planetary tables
star catalogue
tables of eclipses
trigonometric tables
corrected Ptolemy’s star positions
countryOfOrigin Timurid dynasty
surface form: Timurid Empire
dateOfWork 15th century
epochOfCoordinates 15th century
era Islamic Golden Age
surface form: Islamic Golden Age (late phase)
field astronomy
genre scientific treatise
hasAuthorialTeam Ulugh Beg observatory
surface form: Samarkand astronomers
historicalPeriod Timurid Renaissance
influenced early modern European astronomy
later Islamic astronomers
language Arabic
Persian
mainCompilationPeriod c. 1420–1437
notableFor high observational accuracy
precise stellar positions
refined planetary parameters
numberOfStarsCatalogued about 994
observationsConductedAt Samarkand
partOf Islamic astronomy
placeOfCompilation Samarkand
subfield astrometry
celestial mechanics
mathematical astronomy
supervisedBy Ulugh Beg
titleMeaning Sultan’s astronomical tables
usedFor astrological calculations
calendar regulation
navigation
timekeeping
uses geocentric model

How these facts were elicited

Referenced by (3)

Full triples — surface form annotated when it differs from this entity's canonical label.

Ulugh Beg notableWork Zīj-i Sultānī
Ulugh Beg's Zij-i Sultani alternativeName Zīj-i Sultānī
this entity surface form: Zij-i Jadid-i Sultani
Ulugh Beg observatory notableWork Zīj-i Sultānī
subject surface form: Ulugh Beg Observatory
this entity surface form: Zij-i Sultani star catalogue