Originally Posted by
No Idea Either
Is AD to PH really EDTO? Didn’t think it was that far off the coast. Couldn’t they just re-route a bit closer pending the fuel on board? Seems a bit strange to me.
It's not so much the distance from the coast as the distance from suitable enroute alternates. When I was flying for a large international airline, we had approval to use Kalgoorlie and Woomera as enroute alternates if we had to divert from Perth to Adelaide. If the weather was suitable, the direct route could be flown non-EDTO. If not, it had to be EDTO with higher fuel reserves to cater for the longer eng inop/depress case.
In our case, the 60 minute rule distance was 434 NM:
