|
gptkbp:instanceOf
|
military satellite constellation
|
|
gptkbp:blockVersions
|
gptkb:Block_I
gptkb:Block_II
|
|
gptkbp:controlSegment
|
gptkb:Satellite_Operations_Center,_Schriever_Air_Force_Base
|
|
gptkbp:countryOfOrigin
|
gptkb:United_States
|
|
gptkbp:covers
|
global
|
|
gptkbp:encryption
|
end-to-end
|
|
gptkbp:frequency
|
gptkb:EHF
SHF
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Milstar
|
|
gptkbp:latestReleaseVersion
|
2003-04-08
|
|
gptkbp:launchDate
|
1994-02-07
|
|
gptkbp:launchVehicle
|
gptkb:Titan_IV
|
|
gptkbp:manufacturer
|
gptkb:Lockheed_Martin
|
|
gptkbp:numberOfSatellites
|
6
|
|
gptkbp:operator
|
gptkb:United_States_Air_Force
|
|
gptkbp:orbitType
|
geosynchronous
|
|
gptkbp:provides
|
nuclear survivable communications
jam-resistant communications
|
|
gptkbp:purpose
|
secure military communications
|
|
gptkbp:replacedBy
|
gptkb:Advanced_Extremely_High_Frequency_(AEHF)
|
|
gptkbp:status
|
operational
|
|
gptkbp:targetUser
|
gptkb:United_States_Department_of_Defense
|
|
gptkbp:weight
|
~4500 kg (Block II)
|
|
gptkbp:bfsParent
|
gptkb:DoD_Satellite_Communications
gptkb:Satellite_Data_System
gptkb:Department_of_Defense_satellites
|
|
gptkbp:bfsLayer
|
7
|