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The Pilots Desk

Airway J503

Jet (high-altitude) route

J503 has 6 published segments. Each row is a leg between two fixes with its minimum en-route altitude (MEA), minimum obstruction clearance altitude (MOCA) and magnetic course.

#FromToMEAMOCACourse
1SEA—18,000 ft—014°
2DIABOIWACK18,000 ft—018°
3IWACK—18,000 ft—018°
4—DIABO18,000 ft—018°
5——180 ft—018°
6——18,000 ft—019°

Data from the FAA Aeronautical Data (public domain). Some segment endpoints (oceanic and special points) are not resolved and show as “—”. Not for navigation — verify against current charts and the Chart Supplement.