Aviation Dictionary

Gross Navigation Error (GNE)

In the North Atlantic area of operations, a gross navigation error is a lateral separation of more than 25 NM from the centerline of an aircraft’s cleared route, which generates an Oceanic Navigation Error Report. This…

Dictionary Term

Gross Navigation Error (GNE)

Definition

In the North Atlantic area of operations, a gross navigation error is a lateral separation of more than 25 NM from the centerline of an aircraft’s cleared route, which generates an Oceanic Navigation Error Report. This report is also generated by a vertical separation if you are more than 300 feet off your assigned flight level.

References

Instrument Procedures Handbook · Federal Aviation Administration · 2017