Flight Planning

Pelican’s Perch #28:
Sometimes There’s Bad Air Out There

The 747 was nearing the end of the trans-Pacific flight from Tokyo to Anchorage, Alaska, and had begun a descent from Flight Level 370 about 120nm from the runway. The triple Inertial Navigation Systems (INS) had functioned perfectly, and the autopilot in INS mode still held the big bird on a flawless and perfectly straight […]

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