RNAV GPS approaches are commonplace, leveraging GPS and WAAS to provide diverse instrument guidance, with most requiring a 0.3 RNP (Required Navigational Performance). Approach types vary from LNAV ...

Austrian conducted an RNP RNAV approach – the first in Europe – to Innsbruck’s runway 26 in June. “This [new approach procedure] enables substantially improved and safer course guidance, especially in ...

The RNAV Y and Z approaches to Inyokern (KIYK) Runway 02 demonstrate that seemingly similar procedures can have critical differences, such as the Z approach having lower minimums but being subject to ...

This past January there was some brief mention in the aviation trade media that Alaska Airlines had begun to use a radically different type of instrument approach procedure to reduce IFR approach and ...

Pilots must navigate rules for using GPS info as a substitute means of navigation to stay legal.

Area navigation (RNAV) is a concept that predates the implementation of GPS by several decades. But it was with the advent of the latter, with its powerful microprocessors, compact size and global ...