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gptkbp:instanceOf
|
gptkb:satellite
|
|
gptkbp:blockTypes
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gptkb:Block_III
gptkb:Block_I
gptkb:Block_II
gptkb:Block_IIA
gptkb:Block_IIF
gptkb:Block_IIR
gptkb:Block_IIR-M
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|
gptkbp:controlSegment
|
gptkb:Master_Control_Station_(Schriever_SFB)
|
|
gptkbp:countryOfOrigin
|
gptkb:United_States
|
|
gptkbp:covers
|
global
|
|
gptkbp:elevation
|
~20,200 km
|
|
gptkbp:frequency
|
gptkb:L1
gptkb:L2
gptkb:L5
|
|
gptkbp:groundSegment
|
ground antennas
monitor stations
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Navstar GPS satellites
|
|
gptkbp:launchDate
|
1978-02-22
|
|
gptkbp:lifespan
|
7.5-15 years (varies by block)
|
|
gptkbp:manufacturer
|
gptkb:Lockheed_Martin
gptkb:Boeing
gptkb:Rockwell_International
gptkb:Northrop_Grumman
|
|
gptkbp:numberOfSatellites
|
24 (minimum operational)
31 (as of 2024)
4 (minimum)
|
|
gptkbp:operatedBy
|
gptkb:United_States_Space_Force
|
|
gptkbp:orbitalPlanes
|
6
|
|
gptkbp:orbitType
|
gptkb:Medium_Earth_Orbit
|
|
gptkbp:partOf
|
gptkb:Global_Positioning_System
|
|
gptkbp:platform
|
satellite navigation
|
|
gptkbp:powerSource
|
solar panels
|
|
gptkbp:predecessor
|
gptkb:GPS_Block_I
|
|
gptkbp:primaryMission
|
provide PNT (Positioning, Navigation, Timing) services
|
|
gptkbp:purpose
|
gptkb:navigation
positioning
timing
|
|
gptkbp:relatedTo
|
gptkb:Galileo
gptkb:BeiDou
gptkb:GLONASS
|
|
gptkbp:status
|
operational
|
|
gptkbp:successor
|
gptkb:GPS_Block_III
|
|
gptkbp:targetUser
|
gptkb:military
commercial
civilian
|
|
gptkbp:transmitPower
|
~50 W (varies by block)
|
|
gptkbp:type
|
gptkb:CDMA
|
|
gptkbp:bfsParent
|
gptkb:Delta_II
|
|
gptkbp:bfsLayer
|
5
|