Great Circle Mapper
Great Circle Mapper Great Circle Mapper This information may not be accurate or current and is not valid for navigation or flight planning. No warranty of fitness for any purpose is made or implied.
Displays a map on which the great circle path for one or more routes is plotted and calculates the distance along each route. Ranges from one or more locations may also be plotted, along with go/no-go areas for ETOPS operations at various rule times.