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gptkbp:instance_of
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gptkb:satellite
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|
gptkbp:are_launched_by
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gptkb:Team_Rocket
|
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gptkbp:are_part_of
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gptkb:Earth_observation
global infrastructure
national security infrastructure
international navigation systems
the GPS system
|
|
gptkbp:are_tracked_by
|
tracking stations
|
|
gptkbp:constellation_size
|
at least 24 satellites
|
|
gptkbp:debut
|
gptkb:1978
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|
gptkbp:developed_by
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various aerospace companies
|
|
gptkbp:emissions_standard
|
radio signals
|
|
gptkbp:enables
|
precision agriculture
|
|
gptkbp:functionality
|
time synchronization
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
GPS satellites
|
|
gptkbp:include
|
Block I, Block II, Block III
|
|
gptkbp:is_connected_to
|
satellite communication systems
|
|
gptkbp:is_critical_for
|
aviation safety
logistics and supply chain management
|
|
gptkbp:is_designed_to
|
withstand radiation
|
|
gptkbp:is_equipped_with
|
atomic clocks
redundant systems
|
|
gptkbp:is_essential_for
|
gptkb:vehicles
|
|
gptkbp:is_integrated_with
|
other GNSS systems
|
|
gptkbp:is_involved_in
|
gptkb:scientific_research
disaster management
|
|
gptkbp:is_maintained_by
|
gptkb:United_States_Space_Force
|
|
gptkbp:is_monitored_by
|
satellite operators
|
|
gptkbp:is_subject_to
|
regulatory oversight
orbital decay
space weather effects
|
|
gptkbp:is_tested_for
|
durability and reliability
|
|
gptkbp:is_used_for
|
timing applications
|
|
gptkbp:is_used_in
|
gptkb:military_operations
emergency response
|
|
gptkbp:is_used_to
|
track wildlife
|
|
gptkbp:is_utilized_in
|
gptkb:smartphone
geospatial analysis
|
|
gptkbp:lifespan
|
about 10-15 years
|
|
gptkbp:operated_by
|
gptkb:United_States_Department_of_Defense
|
|
gptkbp:orbital_altitude
|
approximately 20,200 kilometers
|
|
gptkbp:orbital_period
|
about 12 hours
|
|
gptkbp:performance
|
within a few meters
|
|
gptkbp:provides_information_on
|
geolocation services
|
|
gptkbp:replaced_by
|
newer satellites over time
|
|
gptkbp:requires
|
ground control stations
|
|
gptkbp:service
|
military and civilian users
|
|
gptkbp:support
|
search and rescue operations
|
|
gptkbp:support_applications_in
|
navigation, mapping, and timing
|
|
gptkbp:transmit_signals_in
|
L1, L2, and L5 frequency bands
|
|
gptkbp:used_for
|
global positioning
|
|
gptkbp:bfsParent
|
gptkb:Vandenberg_Space_Force_Base
gptkb:Clarke_Orbit
|
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gptkbp:bfsLayer
|
4
|