Book on the Solar Year
E863269
Book on the Solar Year is an astronomical treatise by the medieval mathematician Thabit ibn Qurra that analyzes the length and structure of the solar year.
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
astronomical treatise
ⓘ
medieval scientific work ⓘ |
| aimsTo | determine a more accurate value for the solar year ⓘ |
| analyzes |
duration of the tropical year
ⓘ
solar motion ⓘ |
| associatedWith |
House of Wisdom in Baghdad
NERFINISHED
ⓘ
medieval Islamic astronomy ⓘ |
| author | Thabit ibn Qurra NERFINISHED ⓘ |
| citedBy | later Islamic scholars of astronomy ⓘ |
| concerns |
measurement of time
ⓘ
solar cycles ⓘ |
| contextOf | translation and development of Greek astronomy in Arabic ⓘ |
| countryOfOrigin | Abbasid Caliphate NERFINISHED ⓘ |
| examines |
calendar corrections
ⓘ
observational data on the Sun ⓘ |
| fieldOfWork |
astronomy
ⓘ
mathematics ⓘ |
| focusesOn |
length of the solar year
ⓘ
structure of the solar year ⓘ |
| genre |
astronomical literature
ⓘ
scientific literature ⓘ |
| hasAuthor | Thabit ibn Qurra NERFINISHED ⓘ |
| hasTopic |
errors in earlier estimates of the year length
ⓘ
precision of astronomical observations ⓘ |
| historicalPeriod | Islamic Golden Age NERFINISHED ⓘ |
| influenced |
later Islamic astronomers
ⓘ
medieval theories of the year length ⓘ |
| influencedBy | Ptolemaic astronomy NERFINISHED ⓘ |
| language | Arabic ⓘ |
| mainSubject |
astronomy
ⓘ
mathematical astronomy ⓘ solar year ⓘ |
| partOf | corpus of Thabit ibn Qurra's astronomical works ⓘ |
| preservedIn | Arabic manuscript tradition ⓘ |
| relatedTo |
calendar reform
ⓘ
sidereal year ⓘ tropical year ⓘ |
| studies |
discrepancy between calendar year and solar year
ⓘ
relationship between solar year and seasons ⓘ |
| timePeriodOfComposition | 9th century ⓘ |
| typeOfWork | theoretical astronomy text ⓘ |
| uses |
geometrical methods
ⓘ
numerical calculations ⓘ |
| workOf | Thabit ibn Qurra NERFINISHED ⓘ |
| writtenBy | Thabit ibn Qurra NERFINISHED ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.