navigation acronyms, abbreviations and definitions - International ...
navigation acronyms, abbreviations and definitions - International ...
navigation acronyms, abbreviations and definitions - International ...
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AUGUR A predictive GPS receiver autonomous integrity monitoring system<br />
EUROCONTROL.<br />
AUM all-up mass (aircraft)<br />
AUTM Authorised Unusable Time (NELS Loran-C - see also UTM <strong>and</strong> EUTM)<br />
Scheduled <strong>and</strong> authorised UTM with at least 72 hrs of notice.<br />
AutoBAHN Pinpoint project towards millimetre accurate real-time positioning<br />
Newcastle University & LogicaCMG.<br />
AUTS additional user terminal sensor (GNSS)<br />
AUV autonomous underwater vehicle<br />
AUW all-up weight (aircraft)<br />
availability The percentage of time that an aid, or system of aids, is performing a<br />
required function under stated conditions (IMO).<br />
Signal availability - of a radio signal in a specified coverage area.<br />
System availability - of a system to a user, including signal availability<br />
<strong>and</strong> the performance of the receiver.<br />
AVC automatic vehicle classification<br />
AVCS Admiralty Vector Chart Service (UKHO)<br />
AVCS advanced vehicle control system<br />
AVG automatic vehicle guidance<br />
avgas aviation gasoline (for piston aircraft)<br />
AVI automatic vehicle identification<br />
AVIC audio, video, information <strong>and</strong> communication (eg for aircraft pax)<br />
AVID Added Value Information Dissemination (EU project)<br />
AVL automatic vehicle location<br />
AVLS automatic vehicle location system<br />
AVM automatic vehicle monitoring<br />
AVOID Airborne Volcanic Object Imaging Detector (easyJet + NILU)<br />
AVOL aerodrome visibility operational level<br />
AvSALT Aviation Safety Adviser Liaison Team<br />
AVT Applied Vehicle Technology Panel (NATO RTO)<br />
avtur aviation turbine fuel (kerosine) (for jets/turboprops)<br />
AWAC airborne warning & control<br />
AWARE Advanced Weather <strong>and</strong> Reporting Enhancements<br />
Tool being developed by NASA to present better weather info for GA<br />
pilots.<br />
AWDS Automated Weather Distribution System<br />
AWG Airline Working Group (sub-group of NATMAC)<br />
AWG aural warning generator<br />
AWGAS Aerial Work & General Aviation Sub-Ctee (JAA)<br />
AWGN additive white Gaussian noise<br />
AWN Aviation Weather Network (US)<br />
AWNIS Allied Worldwide Navigational Information System<br />
Classified NATO <strong>navigation</strong>al warning system.<br />
15<br />
March 2012
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