NAVBLUE IFR Paper Enroute Charts - North America (High Series)
Enroute Navigation Charts (ENC) are compiled from official documentation and topographical reference charts. The ENCs have been designed primarily for instrument enroute navigation.
Units of Measurement
The following units of measurements are used, unless otherwise stated on the chart:
- Distances - Nautical Miles
- Altitudes - Feet above MSL
- Tracks, bearings and radials - Generally magnetic; True when published
- Times - UTC