Properties (49)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:observatory
|
| gptkbp:associatedWith |
time measurement
celestial navigation astrological predictions navigation at sea |
| gptkbp:composedOf |
a disk
an arm called an alidade |
| gptkbp:culturalImpact |
gptkb:European_Renaissance
astronomical studies navigation_technology Islamic_science |
| gptkbp:developedBy |
gptkb:Ancient_Greece
|
| gptkbp:famousFor |
Islamic Golden Age
|
| gptkbp:hasType |
gptkb:planispheric_astrolabe
gptkb:mariner's_astrolabe mechanical astrolabe spherical astrolabe |
| gptkbp:historicalSignificance |
navigation
astronomy astrology timekeeping |
| https://www.w3.org/2000/01/rdf-schema#label |
Astrolabes
|
| gptkbp:influencedBy |
gptkb:Al-Battani
gptkb:Ptolemy Al-Fazari |
| gptkbp:inventor |
gptkb:Hipparchus
|
| gptkbp:is_part_of |
scale
ecliptic horizon ring sight ring reticle |
| gptkbp:isUsedFor |
museums
private collections historical collections university collections determine latitude calculate the position of the stars calculate the position of the sun determine time find the Qibla |
| gptkbp:madeOf |
brass
|
| gptkbp:reduces |
17th century
|
| gptkbp:replacedBy |
theodolite
sextant |
| gptkbp:usedBy |
astronomers
astrologers navigators |
| gptkbp:usedFor |
measuring the altitude of celestial bodies
solving problems related to time and the position of the stars |