Skratky a kódy, potrebné na dekódovanie a kódovanie dokumentov, ktoré sú plne v súlade s ICAO (International Civil Aviation Organization) – Dokument 8400 „Skratky a kódy“.

Skratka / značkaVýznam skratky / značky
GGreen
G…Variations from the mean wind speed (gusts) (followed by figures in METAR/SPECI and TAP)
GAGo ahead, resume sending
G/AGround-to-air
G/A/GGround-to-air and air-to-ground
GAGANGPS and geostationary earth orbit augmented navigation
GAMETArea forecast for low-level flights
GARPGBAS azimuth reference point
GBASGround-based augmentation system
GCAJGround controlled approach system or ground controlled approach
GENGeneral
GEOGeographic or true
GESGround earth station
GLDGlider
GLONASSGlobal orbiting navigation satellite system
GMC . . .Ground movement chart (followed by name/title)
GNDGround
GNDCKGround check
GNSSGlobal navigation satellite system
GPGlide path
GPSGlobal positioning system
GRHail
GRASGround-based regional augmentation system
GRASSGrass landing area
GRIBProcessed meteorological data in the form of grid point values expressed in binary form
GRVLGravel
GSGround speed
GSSmall hail and/or snow pellets
GUNDGeoid undulation
HHigh pressure area or the centre of high pressure
H24Continuous day and night service
HAPIHelicopter approach path indicator
HBNHazard beacon
HDFHigh frequency direction-finding station
HDGHeading
HELHelicopter
HFHigh frequency [3 000 to 30 000 kHz]
HOTHeight or height above
HJSunrise to sunset
HLDGHolding
HNSunset to sunrise
HOService available to meet operational requirements
HOLHoliday
HOSPHospital aircraft
HPAHectopascal
HRHours
HSService available during hours of scheduled operations
HURCNHurricane
HVDFHigh and very high frequency direction finding Stations (at the same location)
HVYHeavy
HVYHeavy (used to indicate the intensity of weather phenomena, e.g. HVY RA = heavy rain)
HXNo specific working hours
HYRHigher
HZHaze
HZHertz (cycle per second)
IAC …Instrument approach chart (followed by name/title)
IAFInitial approach fix
IAOIn and out of clouds
IAPInstrument approach procedure
IARIntersection of air routes
IASIndicated airspeed
IBNIdentification beacon
ICIce crystals (very small ice crystals in suspension, also known as diamond dust)
ICEIcing
IDIdentifier or identify
IDENTIdentification
IFIntermediate approach fix
IFFIdentification friend/foe
IFRInstrument flight rules
IGAInternational general aviation
ILSInstrument landing system
IMInner marker
IMCInstrument meteorological conditions
IMPRImprove or improving
IMTImmediate or immediately
INAInitial approach
INBDInbound
INCIn cloud
INCERFAUncertainty phase
INFOInformation
INOPInoperative
INPIf not possible
INPRIn progress
INSInertial navigation system
INSTLInstall or installed or installation
INSTRInstrument
INTIntersection
INTLInternational
INTRGInterrogator
INTRPInterrupt or interruption or interrupted
INTSFIntensify or intensifying
INTSTIntensity
IRIce on runway
ISAInternational standard atmosphere
ISOLIsolated
JANJanuary
JTSTJet stream
JULJuly
JUNJune
KGKilograms
KHZKilohertz
KMKilometres
KMHKilometres per hour
KPAKilopascal
KTKnots
KWKilowatts