Statements (15)
Predicate | Object |
---|---|
gptkbp:instanceOf |
gptkb:satellite
|
gptkbp:alsoKnownAs |
gptkb:Satellite_Data_System
|
gptkbp:countryOfOrigin |
gptkb:United_States
|
gptkbp:firstReleased |
1976
|
https://www.w3.org/2000/01/rdf-schema#label |
Quasar satellites
|
gptkbp:operatedBy |
gptkb:United_States_Department_of_Defense
|
gptkbp:orbitType |
geosynchronous orbit
highly elliptical orbit |
gptkbp:partOf |
gptkb:Satellite_Data_System
|
gptkbp:usedBy |
gptkb:National_Reconnaissance_Office
gptkb:United_States_Air_Force |
gptkbp:usedFor |
military communications
data relay |
gptkbp:bfsParent |
gptkb:National_Reconnaissance_Office
|
gptkbp:bfsLayer |
5
|