Triple

T2931340
Position Surface form Disambiguated ID Type / Status
Subject Islamic astronomy E78962 entity
Predicate introducedConcept P201 FINISHED
Object Ibn al-Shatir planetary model
The Ibn al-Shatir planetary model is a 14th-century geocentric astronomical system that replaced Ptolemy’s equant with epicycles to more accurately predict planetary motions and anticipated key mathematical features of later heliocentric models.
E311987 NE FINISHED

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69ad8b0d40b481908bc2a5fa2e73c3fb elicitation completed
NER batch_69ad980368e48190a50b59917af4786a ner completed
NED1 batch_69b086740d648190927afcb6bd25ccb1 ned_source_triple completed
NED2 batch_69b0dfed672c8190a5ce365ce31182be ned_description completed
NEDg batch_69b0df2b824c8190b7615af06f588644 nedg completed
Created at: March 8, 2026, 2:55 p.m.