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gptkbp:instance_of
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gptkb:satellite
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gptkbp:bfsLayer
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3
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gptkbp:bfsParent
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gptkb:software
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gptkbp:application
|
navigation, mapping, and timing
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gptkbp:broadcasts
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L1, L2, and L5 frequency bands
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gptkbp:constellation
|
at least 24 satellites
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gptkbp:debut_year
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gptkb:1978
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gptkbp:developed_by
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various aerospace companies
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gptkbp:elevation
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approximately 20,200 kilometers
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gptkbp:emissions_standard
|
radio signals
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gptkbp:enables
|
precision agriculture
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gptkbp:functionality
|
time synchronization
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https://www.w3.org/2000/01/rdf-schema#label
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GPS satellites
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gptkbp:includes
|
Block I, Block II, Block III
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gptkbp:is_connected_to
|
satellite communication systems
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gptkbp:is_critical_for
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aviation safety
logistics and supply chain management
|
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gptkbp:is_designed_to
|
withstand radiation
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gptkbp:is_equipped_with
|
atomic clocks
redundant systems
|
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gptkbp:is_essential_for
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gptkb:engine
|
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gptkbp:is_integrated_with
|
other GNSS systems
|
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gptkbp:is_involved_in
|
gptkb:Research_Institute
disaster management
|
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gptkbp:is_maintained_by
|
gptkb:United_States_Space_Force
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gptkbp:is_monitored_by
|
tracking stations
satellite operators
|
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gptkbp:is_part_of
|
gptkb:satellite
global infrastructure
national security infrastructure
international navigation systems
the GPS system
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gptkbp:is_subject_to
|
regulatory oversight
orbital decay
space weather effects
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gptkbp:is_tested_for
|
durability and reliability
|
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gptkbp:is_used_for
|
timing applications
global positioning
|
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gptkbp:is_used_in
|
gptkb:military_operation
emergency response
|
|
gptkbp:is_used_to
|
track wildlife
|
|
gptkbp:is_utilized_in
|
gptkb:smartphone
geospatial analysis
|
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gptkbp:launched
|
gptkb:rocket
|
|
gptkbp:lifespan
|
about 10-15 years
|
|
gptkbp:operated_by
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gptkb:United_States_Department_of_Defense
|
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gptkbp:orbital_period
|
about 12 hours
|
|
gptkbp:performance
|
within a few meters
|
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gptkbp:provides_information_on
|
geolocation services
|
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gptkbp:replaced_by
|
newer satellites over time
|
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gptkbp:requires
|
ground control stations
|
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gptkbp:services
|
military and civilian users
|
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gptkbp:supports
|
search and rescue operations
|