Statements (12)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:scientific_instrument
|
| gptkbp:historicalPeriod |
medieval Islamic Golden Age
|
| gptkbp:inventedBy |
gptkb:al-Fakhri
|
| gptkbp:location |
Maragha observatory
|
| gptkbp:material |
gptkb:stone
|
| gptkbp:notableFeature |
large fixed arc
|
| gptkbp:usedFor |
measuring angles
|
| gptkbp:usedIn |
gptkb:astronomy
gptkb:navigation |
| gptkbp:bfsParent |
gptkb:Ulugh_Beg_Observatory
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
Fakhri sextant
|