|
gptkbp:instanceOf
|
Global Navigation Satellite System
|
|
gptkbp:access
|
Yes
|
|
gptkbp:accuracy
|
<1 meter (military, encrypted)
<5 meters (civilian, typical)
|
|
gptkbp:alternativeName
|
gptkb:GPS
gptkb:Global_Positioning_System
|
|
gptkbp:constellationSize
|
24 satellites (minimum)
|
|
gptkbp:controlSegment
|
Ground control stations
|
|
gptkbp:countryOfOrigin
|
gptkb:United_States
|
|
gptkbp:developedBy
|
gptkb:U.S._Department_of_Defense
|
|
gptkbp:encryption
|
Selective Availability (discontinued)
|
|
gptkbp:frequency
|
gptkb:L1
gptkb:L2
gptkb:L5
|
|
gptkbp:fullOperationalCapability
|
1995
|
|
gptkbp:governingBody
|
gptkb:National_Executive_Committee_for_Space-Based_Positioning,_Navigation_and_Timing
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Navstar GPS
|
|
gptkbp:launchDate
|
1978-02-22
|
|
gptkbp:manufacturer
|
gptkb:Lockheed_Martin
gptkb:Boeing
gptkb:Rockwell_Collins
|
|
gptkbp:militaryAccess
|
Yes
|
|
gptkbp:operatedBy
|
gptkb:United_States_Space_Force
|
|
gptkbp:orbitType
|
gptkb:Medium_Earth_Orbit
~12 hours
~20,200 km
|
|
gptkbp:purpose
|
Navigation
Positioning
Timing
|
|
gptkbp:relatedTo
|
gptkb:Galileo
gptkb:BeiDou
gptkb:GLONASS
|
|
gptkbp:spaceSegment
|
GPS satellites
|
|
gptkbp:type
|
gptkb:CDMA
|
|
gptkbp:usedFor
|
gptkb:Geocaching
Aviation
Maritime navigation
Agriculture
Disaster relief
Land navigation
Surveying
Mapping
Search and rescue
Military operations
Fleet tracking
Personal navigation
Timing synchronization
|
|
gptkbp:userSegment
|
GPS receivers
|
|
gptkbp:website
|
https://www.gps.gov/
|
|
gptkbp:bfsParent
|
gptkb:Rockwell_International
|
|
gptkbp:bfsLayer
|
5
|