ʿAlāʾ al-Dīn ʿAlī ibn Ibrāhīm ibn al-Shāṭir
E1019824
ʿAlāʾ al-Dīn ʿAlī ibn Ibrāhīm ibn al-Shāṭir was a 14th-century Syrian astronomer and timekeeper whose innovative planetary models anticipated key features of the later Copernican system.
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Syrian person
ⓘ
astronomer ⓘ medieval scientist ⓘ timekeeper ⓘ |
| activeIn | Damascus astronomical tradition ⓘ |
| aimedAt |
improving accuracy of prayer times
ⓘ
improving astronomical tables for practical use ⓘ improving qibla determination ⓘ |
| birthPlace |
Damascus
NERFINISHED
ⓘ
Mamluk Sultanate NERFINISHED ⓘ |
| centuryOfActivity | 14th century ⓘ |
| citizenship | Mamluk Sultanate NERFINISHED ⓘ |
| corrected |
Ptolemaic planetary parameters
ⓘ
Ptolemy’s lunar model ⓘ Ptolemy’s solar model ⓘ |
| deathPlace | Damascus NERFINISHED ⓘ |
| designed |
astronomical instruments
ⓘ
sundials ⓘ water clocks ⓘ |
| developed |
geocentric planetary models using epicycles and eccentrics without equants
ⓘ
improved lunar theory ⓘ improved solar theory ⓘ |
| employer | Umayyad Mosque of Damascus NERFINISHED ⓘ |
| era | Islamic Golden Age (late phase) NERFINISHED ⓘ |
| fieldOfWork |
astronomical instrumentation
ⓘ
astronomy ⓘ mathematical astronomy ⓘ timekeeping ⓘ |
| givenName | ʿAlāʾ al-Dīn ʿAlī NERFINISHED ⓘ |
| influenced |
Nicolaus Copernicus
NERFINISHED
ⓘ
later European astronomy ⓘ |
| knownFor |
anticipating mathematical features of the Copernican system
ⓘ
innovative planetary models ⓘ non-Ptolemaic lunar model ⓘ non-Ptolemaic solar model ⓘ planetary models without the Ptolemaic equant ⓘ |
| languageOfWork | Arabic ⓘ |
| name | Ibn al-Shāṭir NERFINISHED ⓘ |
| notableWork |
Nihāyat al-Sūl fī Taṣḥīḥ al-Uṣūl
NERFINISHED
ⓘ
Zīj al-Jadīd (New astronomical handbook) NERFINISHED ⓘ |
| occupation |
astronomer
ⓘ
muwaqqit ⓘ |
| patronymic | ibn Ibrāhīm NERFINISHED ⓘ |
| placeOfActivity | Damascus NERFINISHED ⓘ |
| positionHeld | chief muwaqqit of the Umayyad Mosque in Damascus ⓘ |
| religion | Islam ⓘ |
| usedModelType | geocentric cosmology ⓘ |
| workLocation | Umayyad Mosque of Damascus NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.