spherical astrolabe

GPTKB entity

Statements (71)
Predicate Object
gptkbp:instance_of gptkb:Army
gptkbp:allows measuring angles
gptkbp:can_be_used_for astrological purposes
gptkbp:consists_of spherical shell
gptkbp:created_by gptkb:artisans
gptkbp:designed_for gptkb:astronomy
gptkbp:developed_by gptkb:Islamic_Golden_Age
gptkbp:example historical navigation tool
gptkbp:has_connection_to navigational systems
https://www.w3.org/2000/01/rdf-schema#label spherical astrolabe
gptkbp:improves gptkb:planispheric_astrolabe
gptkbp:includes graduated circles
gptkbp:instrument gptkb:tools
gptkbp:is_an_ancient_tool_for positioning stars
gptkbp:is_analyzed_in time of day
altitude
latitude
true north
longitude
solar angles
celestial events
geographical coordinates
star brightness
celestial angles
solar altitude
gptkbp:is_associated_with navigation history
gptkbp:is_atype_of gptkb:scientific_instruments
spherical instrument
gptkbp:is_considered a precursor to modern instruments
an important tool in history
gptkbp:is_documented_in gptkb:historical_texts
gptkbp:is_evaluated_by time zones
solar noon
stellar positions
lunar distances
azimuth angles
gptkbp:is_found_in gptkb:museums
gptkbp:is_influenced_by gptkb:Ptolemaic_astronomy
gptkbp:is_observed_in eclipses
star positions
planetary alignments
gptkbp:is_part_of astronomical instruments
navigational tools
historical navigation equipment
gptkbp:is_popular_in medieval Europe
gptkbp:is_related_to gptkb:Mathematics
geography
celestial navigation
gptkbp:is_used_by gptkb:astronomy
gptkbp:is_used_for educational demonstrations
astrophysics research
navigation training
historical navigation analysis
gptkbp:is_used_in gptkb:sailing
educational settings
historical research
maritime navigation
cultural studies
planetarium shows
scientific studies
space exploration studies
historical navigation practices
gptkbp:made_of gptkb:wood
brass
gptkbp:operated_by gptkb:gloves
gptkbp:provides timekeeping
gptkbp:requires knowledge of celestial bodies
gptkbp:track planetary movements
gptkbp:used_by gptkb:navigation
gptkbp:bfsParent gptkb:Army
gptkbp:bfsLayer 4