Oxygen Planning Made Simple
It’s a simple concept: if you can flight plan a higher altitude to use during an overwater emergency, then you might not need as much extra fuel to reach an alternate airport. Most airlines and business jet operators flight plan for an emergency altitude of 10,000 feet, because supplemental oxygen isn’t needed at that altitude, when flying from the equal-time point to an alternate airport. But if you could quickly calculate how much oxygen is . . .