What is the largest ETOPS?
What is the largest ETOPS? The maximum ETOPS rating currently is ETOPS-370, which is granted to the Airbus 350XWB. The only area still off-limits with ETOPS-370 for twins is a portion of Antarctica.
Does 747 have ETOPS?
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2015 to fly beyond 180 minutes from an en-route alternate airport, the 747-8's design is approved to conduct 330-minute ETOPS missions. These missions allow operators to fly long-distances more directly on virtually any worldwide city pair routing.What is the 321 rule in aviation?
It's called the 3-2-1 rule, and it's the easiest way to remember the regulation. To recap, if the weather at your destination isn't at least 3 SM of visibility and 2000' AGL ceilings from 1 hour before to 1 hour after your ETA, you need to file an alternate.