GPS constellation

GPTKB entity

Statements (57)
Predicate Object
gptkbp:instance_of gptkb:Earth_observation
gptkbp:consists_of satellites
gptkbp:coverage worldwide
gptkbp:debut gptkb:1978
gptkbp:developed_by gptkb:U._S._Department_of_Defense
https://www.w3.org/2000/01/rdf-schema#label GPS constellation
gptkbp:includes gptkb:Block_III_satellites
gptkb:Block_II_satellites
gptkb:Block_I_satellites
gptkbp:is_critical_for gptkb:disaster_response
gptkb:Telecommunications
gptkb:transportation
gptkb:emergency_services
gptkb:military_operations
gptkb:logistics
gptkb:scientific_research
agriculture
environmental monitoring
search and rescue operations
gptkbp:is_maintained_by gptkb:U._S._Space_Force
gptkbp:is_part_of gptkb:Earth_observation
gptkbp:is_supported_by gptkb:satellite
ground control stations
user equipment
gptkbp:is_updated_by system upgrades
satellite launches
satellite replacements
gptkbp:is_used_in gptkb:civil_aviation
maritime navigation
mapping
geolocation services
surveying
automotive navigation
gptkbp:is_vulnerable_to interference
jamming
spoofing
gptkbp:launch_vehicle gptkb:Falcon_9
gptkb:Delta_II
gptkb:Atlas_V
gptkbp:operated_by gptkb:United_States_government
gptkbp:operational_since gptkb:1995
gptkbp:orbit_type gptkb:Earth
gptkbp:performance 10 meters
5 meters
20 meters
within meters
gptkbp:provides global positioning
gptkbp:services_provided gptkb:navigation
positioning
timing
gptkbp:supports military applications
civilian applications
gptkbp:total_satellites 31
gptkbp:uses atomic clocks
radio signals
gptkbp:bfsParent gptkb:Earth_observation
gptkbp:bfsLayer 4