Aeronautical Terms beginning with S

SAAAR

Special Aircraft and Aircrew Authorization Required

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SAM

System Area Monitor

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SAR

Search and Rescue

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SAS

Stability Augmentation System

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SBAS

Satellite-based Augmentation System

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SCAT-1 DGPS

Special Category I Differential GPS

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SDF

Simplified Directional Facility

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SFL

Sequenced Flashing Lights

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SFR

Special Flight Rules

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SIAP

Standard Instrument Approach Procedure

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SID

Standard Instrument Departure

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SIGMET

Significant Meteorological Information

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SM

Statute Mile

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SMGCS

Surface Movement Guidance Control System

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SNR

Signal-to-noise Ratio

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SOIA

Simultaneous Offset Instrument Approaches

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SOP

Standard Operating Procedure

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SPC

Storm Prediction Center

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SPS

Standard Positioning Service

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STAR

Standard Terminal Arrival

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STARS

Standard Terminal Automation Replacement System

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STMP

Special Traffic Management Program

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SWSL

Supplemental Weather Service Locations

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