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gptkbp:instanceOf
|
radio navigation system
|
|
gptkbp:accuracy
|
250 meters
|
|
gptkbp:alternativeTo
|
gptkb:Decca_Navigator_System
gptkb:Omega_Navigation_System
|
|
gptkbp:chainExample
|
gptkb:Northwest_Pacific_Chain
European Chain
US East Coast Chain
|
|
gptkbp:covers
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gptkb:Asia
gptkb:Europe
gptkb:North_America
gptkb:Pacific_Ocean
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|
gptkbp:decommissioned
|
2010 (United States)
|
|
gptkbp:developedBy
|
gptkb:United_States_Coast_Guard
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|
gptkbp:frequency
|
100 kHz
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
LORAN-C
|
|
gptkbp:introducedIn
|
1957
|
|
gptkbp:notableStation
|
gptkb:LORAN-C_transmitter_Fallon
gptkb:LORAN-C_transmitter_George
gptkb:LORAN-C_transmitter_Seneca
|
|
gptkbp:operatedBy
|
various national agencies
|
|
gptkbp:operates
|
low frequency radio waves
|
|
gptkbp:predecessor
|
gptkb:LORAN-A
|
|
gptkbp:range
|
up to 1,500 miles
|
|
gptkbp:relatedTo
|
gptkb:eLORAN
|
|
gptkbp:replacedBy
|
gptkb:GPS
|
|
gptkbp:roadType
|
chain of transmitters
|
|
gptkbp:signalFormat
|
pulse group
|
|
gptkbp:signalModulation
|
pulse position modulation
|
|
gptkbp:signalPropagation
|
groundwave
skywave
|
|
gptkbp:signalSynchronization
|
master and secondary stations
|
|
gptkbp:status
|
mostly decommissioned
|
|
gptkbp:successor
|
gptkb:eLORAN
|
|
gptkbp:timingMethod
|
hyperbolic navigation
|
|
gptkbp:timingReference
|
gptkb:atomic_clocks
|
|
gptkbp:transmitterLocation
|
up to 4 megawatts
|
|
gptkbp:type
|
pulsed radio signals
|
|
gptkbp:usedBy
|
gptkb:military
maritime navigation
civilian
aviation navigation
|
|
gptkbp:usedFor
|
gptkb:navigation
positioning
timing
|
|
gptkbp:usedIn
|
gptkb:Cold_War
search and rescue operations
commercial shipping
fishing vessels
aircraft navigation
|
|
gptkbp:bfsParent
|
gptkb:LORAN-A
gptkb:eLORAN
gptkb:LORAN
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|
gptkbp:bfsLayer
|
5
|