Appendix ACRONYMS
United Kingdom
Approach Procedure with Vertical Guidance
Category
EGNOS Data Access Service
European Geostationary Navigation Overlay Service
European Union Member States
Flight Information Region
E1 frequency of Galileo system, corresponding to 1 575,42 MHz
E5a frequency of Galileo system, corresponding to 1 176,45 MHz
Global Positioning System
L1 frequency of GPS system, corresponding to 1 575,42 MHz
L5 frequency of GPS system, corresponding to 1 176,45 MHz
Horizontal Alert Limit
International Civil Aviation Organization
International Maritime Organization
Localizer Performance with Vertical guidance
Open Service
Ranging and Integrity Monitoring Station
Standard and Recommended Practices
Satellite-Based Augmentation System
Safety of Life
Coordinated Universal Time
Vertical Alert Limit
Vertical Navigation System Error