2022-01-27 07:28:19 +01:00
Abbr,Term
2021-12-06 15:46:02 +01:00
A/A,Air to air TACAN function
A/C,Aircraft
A/D,Aerodrome
A/F,Autofeather
A/FD,Airport/Facility Directory
A/P,Autopilot
2022-01-27 07:28:19 +01:00
A/R,Altitude Rate
AAA,Airport Airspace Analysis
2021-12-06 15:46:02 +01:00
AAE,Above Aerodrome Elevation
2022-01-27 07:28:19 +01:00
AAF,Airway Facilities Service
AAF,Army Air Field
AAI,Arrival Aircraft Interval
2022-02-03 07:17:31 +01:00
AAI,Airports Authority of India
2021-12-06 15:46:02 +01:00
AAIB,Air Accidents Investigation Branch (UK)
AAIM,Aircraft Autonomous Integrity Monitoring
2022-01-27 07:28:19 +01:00
AAMS,Aircraft Arrival Management System
2022-02-03 07:17:31 +01:00
AARTS,Army Aviation Radar Training System
2021-12-06 15:46:02 +01:00
AAO,Assumed Adverse Obstacle
AAS,Airport Advisory Service
2021-04-29 20:19:07 +02:00
AB,Air Base
2022-02-03 07:17:31 +01:00
ABI,Advanced Boundary Information
2021-12-06 15:46:02 +01:00
AC,Air Conditioning
2022-01-27 07:28:19 +01:00
AC,Aircraft
2022-02-03 07:17:31 +01:00
ACAC,Arab Civil Aviation Conference
2021-12-06 15:46:02 +01:00
ACAM,Aircraft Continuing Airworthiness Monitoring
2022-02-03 07:17:31 +01:00
ACARS,Aircraft Communications Addressing and Reporting System
ACAS,Airborne Collision Avoidance System
2021-12-06 15:46:02 +01:00
ACC,Area Control Center
2022-02-03 07:17:31 +01:00
ACE,Airport airside Capacity Enhancement
ACI,Airports Council International
ACP,Accept
AD,Air Defence
2021-11-29 07:59:13 +01:00
ADAC,Abu Dhabi Airports
2022-02-03 07:17:31 +01:00
ADEP,Aerodrome of Departure
ADES,Aerodrome of Destination
2022-01-27 07:28:19 +01:00
ADF,Automatic Direction Finding
ADI,Automatic De-Ice and Inhibitor
ADIZ,Air Defense Identification Zone
ADL,Aeronautical Data Link
ADLY,Arrival Delay
2022-02-03 07:17:31 +01:00
ADP,Aerodrome dé Paris (Charles de Gaulle)
2022-01-27 07:28:19 +01:00
ADP,Automated Data Processing
ADS,Automated Distribution System
ADS,Automatic Dependent Surveillance
ADS-B,Automatic Dependent Surveillance-Broadcast
2021-11-29 07:59:13 +01:00
AENA,Aeropuertos Españoles y Navegación Aérea
2022-01-27 07:28:19 +01:00
AERA,Automated En-Route Air Traffic Control
2022-02-03 07:17:31 +01:00
AEW,Airborne Early Warning
2021-04-29 20:19:07 +02:00
AF,Air Field
2022-02-03 07:17:31 +01:00
AFCS,Automatic Flight Control System
2022-01-27 07:28:19 +01:00
AFIS,Aerodrome Flight Information Service
2022-02-03 07:17:31 +01:00
AFTN,Aeronautical Fixed Telecommunication Network
2021-04-29 20:19:07 +02:00
AFM,Aircraft Flight Manual
2022-02-03 07:17:31 +01:00
AGAS,Action Group for ATM Safety (EUROCONTROL)
2021-11-29 07:59:13 +01:00
AGL,Above Ground Level
2022-02-03 07:17:31 +01:00
ahdg,alter heading
2022-01-27 07:28:19 +01:00
AICS,Aircraft Inventory and Charter System
AID,Airport Information Desk
AIDS,Aircraft Integrated Data System
AIG,Airbus Industries Group
AILS,Automatic Instrument Landing System
AIM,Aeronautical Information Manual
2021-04-29 20:19:07 +02:00
AIP,Aeronautical Information Publication
2022-01-27 07:28:19 +01:00
AIPA,Aeronautical Information Production Application
AIRAC,Aeronautical Information Regulation And Control
AIRMET,Airmen's Meteorological Information
AIRNAV,Airports and Navigation Aids Database System
AIRNET,Airport Network Simulation Model
AIRPAC,Advisor for the Intelligent Resolution of Predicted Aircraft
ALO,Aviation Logistics Organization
ALP,Airport Layout Plan
ALPA,Airlines Pilots Association
ALS,Approach Lighting System
ALSF,Approach Lighting System With Sequenced Flashing Lights
ALSF1,ALS with Sequenced Flashers I
ALSF2,ALS with Sequenced Flashers II
ALSIP,Approach Lighting System Improvement Plan
ALTRV,Altitude Reservation
2021-04-29 20:19:07 +02:00
AMAN,Arrival Manager
2022-01-27 07:28:19 +01:00
AMASS,Airport Movement Area Safety System
AMCC,Air Route Traffic Control Center Maintenance Control Center
AMIC,Area Manager in Charge
AMIS,Aircraft Management Information System
AMOC,Alternative Methods of Compliance
AMOS,Automated Meteorological Observation Station
AMP,ARINC Message Processor (OR) Airport Master Plan
AMS,Acquisition Management System
AMT,Aviation Maintenance Technician
AMVER,Automated Mutual Assistance Vessel Rescue System
ANC,Alternate Network Connectivity
ANCA,Airport Noise and Capacity Act
ANG,Air National Guard
ANGB,Air National Guard Base
ANMS,Automated Network Monitoring System
ANSP,Air Navigation Service Provider
AOA,Air Operations Area
2021-04-29 20:19:07 +02:00
AOA,Angle of Attack
2022-01-27 07:28:19 +01:00
AOC,Airline Operational Control Center
AOCC,Atlantic Operations Control Center
AODR,Authorizing Official Designated Representative
2021-04-29 20:19:07 +02:00
AOM,Airplane Operating Manual
2022-01-27 07:28:19 +01:00
AOPA,Aircraft Owners and Pilots Association
2021-04-29 20:19:07 +02:00
AOR,Area of Responsibility
2022-01-27 07:28:19 +01:00
AP,Acquisition Plan
APB,Acquisition Program Baselines
APM,Approach Path Monitor
APP,Approach
APS,Airport Planning Standard
APTS,Automated Personnel Tracking System
AQAFO,Aeronautical Quality Assurance Field Office
2021-12-06 15:46:02 +01:00
AR,Aerial Refueling
AR,Aspect Ratio
2022-01-27 07:28:19 +01:00
ARAC,Army Radar Approach Control (AAF)
2021-12-06 15:46:02 +01:00
ARFOR,Area Forecast
2022-01-27 07:28:19 +01:00
ARINC,Aeronautical Radio, Inc. (USA)
ARLNO,Airline Office
ARP,Airport Reference Point
2021-06-25 09:05:24 +02:00
ARTCC,Air Route Traffic Control Centre
ASB,Airspace Block
2022-03-22 14:15:49 +01:00
ASDE,Airport Surface Detection Equipment
ASDE-X,"Airport Surface Detection Equipment, model X"
2021-04-29 20:19:07 +02:00
ATA,Actual Time of Arrival
2021-06-25 09:05:24 +02:00
ATC,Air Traffic Control
2021-04-29 20:19:07 +02:00
ATIS,Automatic Terminal Information Service
ATO,Air Traffic Organization
2022-02-03 07:17:31 +01:00
AWACS,Airborne Warning And Control System
BC,Back Course
2021-04-29 20:19:07 +02:00
BAF,Belgian Air Force
2022-02-03 07:17:31 +01:00
BIRTAM,NOTAM on Bird Activity
BIT,Build-In Test
BITE,Build-In Test Equipment
BRNAV,Basic Area Navigation
2021-11-29 07:59:13 +01:00
BWI,Baltimore/Washington International Thurgood Marshall Airport
2022-02-03 07:17:31 +01:00
C2,Command and Control
C3,"Communication, Command and Control"
C4I,"Communication, Command, Control, Computers and Intelligence"
2021-04-29 20:19:07 +02:00
CAAC,Civil Aviation Administration of China
CAAS,Civil Aviation Authorization of Singapore
2022-02-03 07:17:31 +01:00
CAL,Computer Assisted Learning
CAMACA,Common Agreed Methodology for Airport airside Capacity Assessment
CANAC,Computer Assisted National Air Traffic Control Centre (Belgium)
2021-05-25 17:47:45 +02:00
CANSO,Civil Air Navigation Services Organization
2022-02-03 07:17:31 +01:00
CARMA,CATC Radar Simulator Allahabad
2021-04-29 20:19:07 +02:00
CAS,Calibrated Airspeed
2022-02-03 07:17:31 +01:00
CASE,Controlled Airspace Synthetic Environment (Simulator of Alenia Marconi)
2021-06-25 09:05:24 +02:00
CAT,Category of Aircraft
2022-02-03 07:17:31 +01:00
CATC,Civil Air Traffic Control
CAVOK,Clouds And Visibility OK
CBT,Computer-based Training
2021-11-29 07:59:13 +01:00
CCBC,Community College Baltimore County
2022-02-03 07:17:31 +01:00
CCIS,Closed Circuit Information System
CDA,Continuous Descent Approach
CDI,Course Deviation Indicator
CDM,Collaborative Decision Making
CDTI,Cockpit Display of Traffic Information
CDU,Cockpit Display Unit
CEATS,Central European Air Traffic Services
CESC,Chief Executive Standing Conference
CFIT,Controlled Flight Into Terrain
CFMU,Central Flow Management Unit
2021-04-29 20:19:07 +02:00
COG,Center of Gravity
2022-03-22 14:15:49 +01:00
CON,Control
2022-02-03 07:17:31 +01:00
CGD,Combined Graphic Display
CISM,Critical Incident Stress Management
CLC,Course Line Computer
2022-03-22 14:15:49 +01:00
CLNC,Clearance
2021-04-29 20:19:07 +02:00
CRDA,Converging Runway Display Aid
2022-02-03 07:17:31 +01:00
CMIC,Civil/Military Interface Standing Committee
CNS,"Communication, Navigation, Surveillance"
CODA,Central Office for Delay Analysis
ConOps,Concept of Operations
COPS,Changeover Point(s)
2022-03-22 14:15:49 +01:00
CORA,Conflict Resolution Advisory
2022-02-03 07:17:31 +01:00
COTS,Commercial Of-The-Shelf
CPA,Closest Point of Approach
CPDLC,Controller Pilot Data Link Communication
CRC,Control and Reporting Centre
CREDOS,Crosswind Reduced Separations for Departure Operations
2021-06-25 09:05:24 +02:00
CTA,Controlled Area
2022-01-27 07:28:19 +01:00
CTA,Controlled Time of Arrival
2021-04-29 20:19:07 +02:00
CTOT,Calculated Take-Off Time
2021-06-25 09:05:24 +02:00
CTR,Control Zone or Controlled Traffic Region
2022-02-03 07:17:31 +01:00
CVFR,Controlled Visual Flight Rule (flight)
CVSM,Conventional Vertical Separation Minimum
CW,Continous Wave
CW,Cold Weather
CWS,Collision Warning System
CWP,Controller Working Position
2021-11-29 07:59:13 +01:00
DAS,DFS Aviation Services (DFS subcompany for services outside Germany)
DCIA,Dependent Converging Instrument Approach
2022-03-22 14:15:49 +01:00
DEL,Delivery
2021-11-29 07:59:13 +01:00
DFS,Deutsche Flugsicherung (ATC in Germany)
DGAC,Direction générale de l'aviation civile
DTI,Direction Technique Innovation
DW,Downwind
EAS,Equivalent Airspeed
EAVA,Estonian Aviation Academy
2021-06-25 09:05:24 +02:00
ECAC,European Civil Aviation Conference
2022-03-22 14:15:49 +01:00
ELEV,Field Elevation
2021-11-29 07:59:13 +01:00
EFM,Gesellschaft für Enteisen und Flugzeugschleppen
ETA,Estimated Time of Arrival
2022-01-27 07:28:19 +01:00
ETOPS,Extended-range Twin-engine Operational Performance Standards
2022-03-22 14:15:49 +01:00
ETVS,Electronic Terminal Voice Switch
FAA,U.S. Federal Aviation Administration
2021-12-06 13:27:12 +01:00
FAR,Fuel Air Ratio
FAS,Final Approach Segment
FAS,Final Approach Speed
FAST,Future Aviation Safety Team
2021-11-29 07:59:13 +01:00
FAT,Factory Acceptance Test (see also SAT and RAT)
2021-12-06 13:27:12 +01:00
FAT,Final Approach Track
FATO,Final Approach and Take-off Area
FAWP,Final Approach Waypoint
FAWS,Flight Advisory Weather Service
FBW,Fly-by-Wire
FCA,Final Cruise Altitude
FCC,Federal Communications Commission (USA)
2022-01-27 07:28:19 +01:00
FCC,Flight Control Computer
2021-12-06 13:27:12 +01:00
FCI,Flight Command Indicator
FCL,Flight Crew Licensing
FCLP,Field Carrier Landing Practice
FCLT,Freeze Calculated Landing Time
FCLTP,Flight Crew Licensing and Training Panel (ICAO)
FCOM,Flight Crew Operating Manual
FCOM,Flight Crew Operations Manual
FCPC,Flight Control Primary Computer
2021-11-29 07:59:13 +01:00
FE,Field Elevation (highest point of an airport’ s usable runways and is measured in height above mean sea level)
2021-06-25 09:05:24 +02:00
FIA,Flight Information Area
FIR,Flight Information Region
FL,Flight Level
2021-11-29 07:59:13 +01:00
FMG,Flughafen München GmbH
FOD,Foreign Object Debris
FOV,Field of View
2022-03-22 14:15:49 +01:00
GND,Ground
2021-11-29 07:59:13 +01:00
GP,Glide Path
GPS,Global Positioning System
GS,Ground Speed or Glideslope
HKIA,Hong Kong International Airport
IAA,Israeli Airport Authority
IAF,Israeli Air Force
IANS,Institute of Air Navigation Services, a division of Eurocontrol
2021-04-29 20:19:07 +02:00
IAS,Indicated Air Speed
2021-11-29 07:59:13 +01:00
IATA,International Air Transport Association, HQ in Montreal, Canada
2022-01-27 07:28:19 +01:00
IFR,Instrument Flight Rules
2021-11-29 07:59:13 +01:00
IG,Image Generator
IGLR,Integrated Ground Lighting and Radar
2022-01-27 07:28:19 +01:00
ILS,Instrument Landing System
2021-11-29 07:59:13 +01:00
IMC,Instrument Meteorological Conditions
KAT,Kaufbeuren ATM Training (DFS subcompany)
LAA,Lappland Aviation Academy
2022-01-27 07:28:19 +01:00
LITAS,Low Intensity Two Colour Approach System
2021-06-25 09:05:24 +02:00
LL,Lower Limit
2021-11-29 07:59:13 +01:00
LMUK,Lockheed Martin UK
LOD,Level of Detail
2021-06-25 09:05:24 +02:00
LTA,Lower Traffic Area
2021-11-29 07:59:13 +01:00
LVNL,Luchtverkeersleiding Nederland (Air Traffic Control the Netherlands)
LVP,Low Visibility Procedures
MATS,Malta Air Traffic Services
2021-06-25 09:05:24 +02:00
MEA,Minimum En-route Altitude
2021-11-29 07:59:13 +01:00
METAR,Meteorological Aerodrome Report
2022-03-22 14:15:49 +01:00
MLW,Maximum Landing Weight
2021-11-29 07:59:13 +01:00
MSL,Median Sea Level
2022-02-03 07:17:31 +01:00
MSTA,Minimum Safe Turning Altitude
MTOW,Maximum Take-Off Weight
2021-06-25 09:05:24 +02:00
OCTA,Outside Control Areas
2022-01-27 07:28:19 +01:00
OFZ,Obstacle Free Zone
OJT,On the Job Training
2021-11-29 07:59:13 +01:00
PAPI,Precision Approach Path Indicator
PAR,Precision Approach Radar
2022-01-27 07:28:19 +01:00
PIC,Pilot in Command
PNF,Pilot Not Flying
2021-11-29 07:59:13 +01:00
POH,Pilot's Operating Handbook
2022-01-27 07:28:19 +01:00
PPL,Private Pilot's License
2022-03-22 14:15:49 +01:00
PTAC,"Position, Turn, Altitude, Clearance (also known as Approach Clearance)"
2022-01-27 07:28:19 +01:00
PtF,Permit to Fly
2022-03-22 14:15:49 +01:00
QFE,"the altimeter setting that will cause the altimeter to read the height above a specific aerodrome or ground level, and therefore read zero on landing"
2021-11-29 07:59:13 +01:00
QNE,pressure altitude at the landing runway threshold
QNH,atmospheric pressure adjusted to mean sea level
2022-02-03 07:17:31 +01:00
RADAR,Radio Detection And Ranging
RADNET,Radar Network
RAIM,Receiver Autonomous Integrity Monitoring (GPS)
2021-11-29 07:59:13 +01:00
RAT,Reliability Acceptance Test (see also FAT and SAT)
2022-02-03 07:17:31 +01:00
RAM,Radar Absorbent Material
RAP,Recognised Air Picture
RASP,Recognised Air and Surveillance Picture
RB,Relative Bearing
RBI,Relative Bearing Indicator
2021-11-29 07:59:13 +01:00
RBAF,Royal Belgium Armed Forces
RCAF,Royal Canadian Air Force
2022-02-03 07:17:31 +01:00
RCC,Rescue Co-ordination Centre
RCL,Runway Centre Line Lighting
RCS,Radar Cross Section
2021-11-29 07:59:13 +01:00
RET,Rapid Exit Taxiways
2022-02-03 07:17:31 +01:00
RF,Radio Frequency
2022-01-27 07:28:19 +01:00
RFFS,Rescue and Fire Fighting Services
2022-02-03 07:17:31 +01:00
RIMCAS,Runway Incursion Monitoring and Conflict Alert System
2021-11-29 07:59:13 +01:00
RJAF,Royal Jordanian Air Force
2022-02-03 07:17:31 +01:00
RJC,Reject
2021-11-29 07:59:13 +01:00
RPI,Runway Point of Intercept
RPM,Rotations per Minute
2022-02-03 07:17:31 +01:00
RMI,Radio Magnetic Indicator
RNAV,Area Navigation
RNP,Required Navigation Performance
ROC,Rate Of Climb
ROC,Required Obstacle Clearance
RPM,Revolutions Per Minute
RPS,Radar Position Symbol
RTCA,Radio Technical Commission for Aeronautics
2021-11-29 07:59:13 +01:00
RVR,Runway Visual Range
2022-02-03 07:17:31 +01:00
RVSM,Reduced Vertical Separation Minimum
RWR,Radar Warning Receiver
2021-11-29 07:59:13 +01:00
RWY,Runway
2022-02-03 07:17:31 +01:00
SADL,Situational Awareness Data Link
SAR,Search and Rescue
SAR,Synthetic Aperture Radar
SARPS,Standards and Recommended Practices (ICAO)
2021-11-29 07:59:13 +01:00
SAT,Site Acceptance Test (see also FAT and RAT)
2022-01-27 07:28:19 +01:00
SATCO,Senior Air Traffic Control Officer
2022-02-03 07:17:31 +01:00
SATCOM,Satellite Communication
SATNAV,Satellite Navigation
SATSE,State Air Traffic Services Enterprise
SDD,Situation Data Display
SELCAL,Selective Calling System
SES,Single European Sky
SESAME,Single European Sky ATM Master Plan
SFL,Sequencing Flashing Light
2022-01-27 07:28:19 +01:00
SFO,Simulated Flameout Operation
2022-02-03 07:17:31 +01:00
SI,Selective Interrogation
SIAP,Standard Instrument Approach Procedure
2021-11-29 07:59:13 +01:00
SID,Standard Instrument Departure
2022-02-03 07:17:31 +01:00
SIF,Selective Identification Friend or Foe
SIGMET,Significant Meteorological (Information) Report
SILs,Sector Inbound Lists
SIM,Simulator
SKYGUIDE,Swiss Air Traffic Control
SLB,Side lobe Blanking
SLC,Side lobe Cancellation
2022-01-27 07:28:19 +01:00
SLOC,Slovenia Control
2022-02-03 07:17:31 +01:00
SM,Statute Mile
2022-03-22 14:15:49 +01:00
SMR,Surface Movement Radar
2021-11-29 07:59:13 +01:00
SOW,Statement of Work
2022-02-03 07:17:31 +01:00
SRC,Safety Regulation Commission (EUROCONTROL)
SRU,Safety Regulation Unit (EUROCONTROL)
2021-11-29 07:59:13 +01:00
SSR,Secondary Surveillance Radar
2022-02-03 07:17:31 +01:00
STAR,Standard Arrival Route or Standard Terminal Arrival Route
STARS,Standard Terminal Automation Replacement System
STB,Stop Bar
STCA,Short Term Conflict Alert
STD,Synthetic Training Device
STDMA,Self-organising Time Division Multiple Access (known as VHF digital link - Mode 4)
STNA,Service Technique de la Navigation Aerienne
2022-01-27 07:28:19 +01:00
STOL,Short Take Off and Landing
2022-02-03 07:17:31 +01:00
STRATFOR,Eurocontrol Statistics and Forecasts Service
SUA,Special Use Airspace
SV,Supervisor
SVFR,Special Visual Flight Rules
2021-11-29 07:59:13 +01:00
SWT,Switch
2022-02-03 07:17:31 +01:00
SYSCO,System Coordination – Data Exchange and Coordination
2021-06-25 09:05:24 +02:00
TA,Terminal Airspace
2022-02-03 07:17:31 +01:00
TAA,Terminal Arrival Area
TAAM,Total Airspace and Airport Modeller
TACAN,Tactical Air Navigation (System)
TACS,Theater Air Control System
TACTICOS,Tactical Information and Command System
TAF,Terminal Aerodrome/Area Forecast
TAIS,Tactical Airspace Integration System (US Army)
TAIS,Tactical Air Intelligence System
TAP,Target Acquisition Protocol
TARMAC,Taxi and Ramp Management and Control
2021-06-25 09:05:24 +02:00
TAS,Terminal Airspace System
2021-11-29 07:59:13 +01:00
TAS,True Airspeed
2022-02-03 07:17:31 +01:00
TAWS,Terrain Awareness and Warning System
TCAS,Traffic alert and Collision Avoidance System
2022-01-27 07:28:19 +01:00
TCDS,Type Certificate Data Sheet
2022-02-03 07:17:31 +01:00
TCH,Threshold Crossing Height
2021-11-29 07:59:13 +01:00
TCL,Taxi Center Lights
2022-02-03 07:17:31 +01:00
TDW,Tower Display Workstation
TDZ,Runway Touchdown Zone Lighting
TDZE,Touch Down Zone Elevation
TERPS,US Standard for Terminal Instrument Procedures
2021-11-29 07:59:13 +01:00
TFDM,Terminal Flight Data Management
2022-02-03 07:17:31 +01:00
TFDPS,Tower Flight Data Processing System
TFM,Traffic Flow Management
TFR,Temporary Flight Restriction
TH,True Heading
TID,Touch Input Device
TIGPRO,TOWSIM Image Generator Protocol
TIS,Traffic Information System
TM,Traffic Management
2021-06-25 09:05:24 +02:00
TMA,Terminal Control Area
2022-02-03 07:17:31 +01:00
TOC,Top Of Climb
TOD,Top Of Descent
TOR,Terms Of Reference
TOR,Tornado aircraft
TOWSIM,Tower Simulator
TRACON,Terminal Radar Approach Control
TSO,Technical Standard Order
2021-11-29 07:59:13 +01:00
TSTC,Texas State Technical College
2022-02-03 07:17:31 +01:00
TT,True Track
TVOR,Terminal VOR
TWEB,Transcribed Weather Broadcast (USA for ATIS)
TWR,Control Tower
TWY,Taxiway
TXC,Taxiway Centreline Lights
TXE,Taxiway Edge Lights
2021-11-29 07:59:13 +01:00
UAA,University of Alaska Anchorage
2022-02-03 07:17:31 +01:00
UAC,Upper Area Control Centre
UAT,Universal Access Transceiver
UAV,Unmanned Aerial Vehicle
UDF,Ultra High Frequency Direction Finding
UEI,"Units, Equipment, Installations"
UHF,Ultra High Frequency
UIR,Upper Flight Information Region
UKCAA,United Kingdom Civil Aviation Authority
2021-11-29 07:59:13 +01:00
UMASS,University of Massachusetts
2022-02-03 07:17:31 +01:00
URET,User Request Evaluation Tool
2021-11-29 07:59:13 +01:00
USAF,US Air Force
2021-06-25 09:05:24 +02:00
UTA,Upper Traffic Area
2021-11-29 07:59:13 +01:00
V1,Decision speed, the speed beyond which takeoff should no longer be aborted
V2,Takeoff speed. The speed at which the aircraft may safely be climbed with one engine inoperative
2022-03-22 14:15:49 +01:00
VAR,Magnetic Variation
2021-11-29 07:59:13 +01:00
VASI,Visual Approach Slope Indicator
2022-01-27 07:28:19 +01:00
VASIS,Visual Approach Slope Indicator System
2022-02-03 07:17:31 +01:00
VCS,Voice Communication System
VCCS,Voice Communication Control System
VDF,Very High Frequency Direction Finding
VDGS,Visual Database Generation System
VDL-4,VHF digital link Mode 4 (see also STDMA)
VDU,Visual Display Unit
VFOW,Vertical Field of View
2022-01-27 07:28:19 +01:00
VFR,Visual Flight Rules
2021-11-29 07:59:13 +01:00
VHF,Very High Frequency
2022-02-03 07:17:31 +01:00
VLF,Very Low Frequency
2022-01-27 07:28:19 +01:00
VMC,Visual Meteorological Conditions
VMO,maximum operation speed is the air speed than should never be exceeded deliberately in normal operation, whatever the flight situation isVOR,VHF Omni-directional Range
2022-02-03 07:17:31 +01:00
VOLMET,Meteorological Information for Aircraft in Flight
VOR,VHF Omni-directional Radio Range
VORTAC,VOR -TACAN combination
2021-11-29 07:59:13 +01:00
VREF,1.3 times the stalling speed of the aircraft in the stated landing configuration and at the prevailing aircraft weight
2022-02-03 07:17:31 +01:00
VRR,Voice Recognition and Response
VRS,Voice Recognition System
VS,"Stall speed, defined as the minimum steady flight speed at which the airplane is controllable"
VSBY,Visibility
2022-01-27 07:28:19 +01:00
VSP,Vertical Speed
2022-02-03 07:17:31 +01:00
VSTOL,Vertical Short Take-Off and Landing
2021-11-29 07:59:13 +01:00
VTC,Visual Terminal Chart
2022-02-03 07:17:31 +01:00
VTC,Virtual Training Centre
VTOL,Vertical Take-Off and Landing
VTOSL,Vertical Take-Off and Short Landing
2022-01-27 07:28:19 +01:00
VTS,Vehicle Tracking System
2022-02-03 07:17:31 +01:00
WA,Wind Angle
WAAS,Wide Area Augmentation System
WAM,Wide Area Multilateration
WBS,Work Break-down Structure
WCA,Wind Correction Angle
2022-01-27 07:28:19 +01:00
WDI,Wind Direction Indicator
2022-02-03 07:17:31 +01:00
WGS,World Geodetic System
WIAS,Wetter Informations- und Anzeigesystem (German)
WP,Waypoint
WS,Work Station
2022-01-27 07:28:19 +01:00
WTC,Wake Turbulence Category
2022-02-03 07:17:31 +01:00
WTWS,Wake Turbulence Warning System
2022-01-27 07:28:19 +01:00
WX,Weather