The article clarifies the distinct definitions of RNAV (Area Navigation), RNP (Required Navigation Performance), and PBN (Performance Based Navigation), emphasizing RNP's requirement for onboard ...
The aviation landscape has largely shifted from traditional non-precision approaches to GPS-based "precision-like" (APV/LPV) approaches that provide vertical guidance, due to WAAS and the reduction of ...
LNAV, which provides no vertical guidance, involves a lateral containment area of 556 meters, or 0.3 nautical mile, compared with 40 meters (131 feet) laterally and 50 meters (164 feet) vertically for ...
Controlled flight into terrain (CFIT) is a continuing problem area for aviation safety. Many CFIT accidents occur in the approach-and-landing phase - and non-precision approaches, those without ...
The U.S. Wide Area Augmentation System (WAAS) has been approved for instrument approaches down to 200 feet above ground level (AGL), giving it equivalence to Cat I ILS. In March, FAA’s GPS Wide Area ...
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