Appendix B: Acronyms
ATCAA—Air Traffic Control Assigned Airspace
ATCRBS—Air Traffic Control Radar Beacon System
ATCS—Air Traffic Control Specialist
ATD—Along-Track Distance
ATIS—Automatic Terminal Information Service
ATS—Air Traffic Service
AWC—Aviation Weather Center
AWOS—Automated Weather Observing System
AWSS—Automated Weather Sensor System
B
Baro-VNAV—Barometric Vertical Navigation
B-RNAV—European Basic RNAV
C
CAT—Category
CDI—Course Deviation Indicator
CDL—Configuration Deviation List
CENRAP—Center Radar ARTS Processing
CFA—Controlled Firing Areas
CFIT—Controlled Flight Into Terrain
CFR—Code of Federal Regulations