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.
All labels observed (1)
| Label | Occurrences |
|---|---|
| ʿAlāʾ al-Dīn ʿAlī ibn Ibrāhīm ibn al-Shāṭir canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13074541 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: ʿAlāʾ al-Dīn ʿAlī ibn Ibrāhīm ibn al-Shāṭir Context triple: [Ibn al-Shatir, fullName, ʿAlāʾ al-Dīn ʿAlī ibn Ibrāhīm ibn al-Shāṭir]
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A.
Taqi al-Din
Taqi al-Din was a 16th-century Ottoman polymath, astronomer, and engineer renowned for his advanced observatory in Istanbul and significant contributions to astronomical instruments and observations.
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B.
Zia al-Din
Zia al-Din is a male given name of Arabic origin commonly used in Muslim communities, meaning "splendor of the religion."
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C.
Abd al-Razzaq al-Kashani
Abd al-Razzaq al-Kashani was a prominent 13th–14th century Persian Sufi mystic and commentator known for systematizing and elaborating the metaphysical teachings of Ibn Arabi within the Akbarian tradition.
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D.
Taqi al-Din Abu 'Amr 'Uthman ibn 'Abd al-Rahman ibn 'Uthman
Ibn al-Salah was a prominent 13th-century Kurdish Muslim scholar of hadith and jurisprudence, best known for his influential work on hadith methodology, "Muqaddimah Ibn al-Salah."
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E.
Abu Ishaq al-Shirazi
Abu Ishaq al-Shirazi was an influential 11th-century Shafi'i jurist and theologian, renowned for his legal writings and for shaping Sunni scholarship in Baghdad.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: ʿAlāʾ al-Dīn ʿAlī ibn Ibrāhīm ibn al-Shāṭir Target entity description: 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.
-
A.
Taqi al-Din
Taqi al-Din was a 16th-century Ottoman polymath, astronomer, and engineer renowned for his advanced observatory in Istanbul and significant contributions to astronomical instruments and observations.
-
B.
Zia al-Din
Zia al-Din is a male given name of Arabic origin commonly used in Muslim communities, meaning "splendor of the religion."
-
C.
Abd al-Razzaq al-Kashani
Abd al-Razzaq al-Kashani was a prominent 13th–14th century Persian Sufi mystic and commentator known for systematizing and elaborating the metaphysical teachings of Ibn Arabi within the Akbarian tradition.
-
D.
Taqi al-Din Abu 'Amr 'Uthman ibn 'Abd al-Rahman ibn 'Uthman
Ibn al-Salah was a prominent 13th-century Kurdish Muslim scholar of hadith and jurisprudence, best known for his influential work on hadith methodology, "Muqaddimah Ibn al-Salah."
-
E.
Abu Ishaq al-Shirazi
Abu Ishaq al-Shirazi was an influential 11th-century Shafi'i jurist and theologian, renowned for his legal writings and for shaping Sunni scholarship in Baghdad.
- F. None of above. chosen
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 ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: ʿAlāʾ al-Dīn ʿAlī ibn Ibrāhīm ibn al-Shāṭir Description of subject: 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.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.