Contents
What is RNAV GNSS approach?
EUROCONTROL. RNAV approaches have been made possible by the widespread availability of high performance RNAV systems on all types of aircraft and in particular by the use of GNSS. RNAV Approaches are described by a series of waypoints, legs, speed and altitude constraints stored in the onboard navigation database.
Where is the missed approach point on an approach plate?
The profile view depicts the missed approach point as the beginning of a dashed line, as shown above. It is generally located between the final approach fix and the airport.
What is the difference between RNAV GNSS and RNAV RNP?
RNP systems conform to a performance-based navigation specification based on RNAV capability that also includes requirements for on-board performance monitoring and alerting. GNSS equipment provides accuracy performance monitoring and alerting which, by definition, makes it both an RNAV and RNP capable system.
Are t routes RNAV 1 or 2?
RNAV routes are depicted in blue on aeronautical charts and are identified by the letter “Q” or “T” followed by the airway number (for example, Q-13, T-205). Published RNAV routes are RNAV-2 except when specifically charted as RNAV-1.
How does a RNAV approach work?
How it works. RNAV is enabled through the use of a navigation computer. Waypoints are input into the computer either manually (but this has limited capabilities) or automatically with an integrated database. The flight crew then creates a route as a series of waypoints in accordance with the flight plan.
What is the difference between go around and missed approach?
The missed approach procedure takes into account de-confliction from ground obstacles and from other air traffic flying instrument procedures in the airfield vicinity. A go-around from an instrument approach should follow the specified missed approach procedure unless otherwise instructed by air traffic control.
When can you go missed on an approach?
Once descent below the DA, DH, or MDA is begun, a missed approach must be executed if the required visibility is lost or the runway environment is no longer visible, unless the loss of sight of the runway is a result of normal banking of the aircraft during a circling approach.
Does RNAV use GPS?
While GPS doesn’t automatically equal RNAV, it’s the most common system found in cockpits around the world, especially for piston aircraft.