Originally Posted by
Jonty
What I don’t get is why you need the flight planning computer to let aircraft land?
They were stacked in the hold anyway, just do it all procedurally. What do you need a flight planning computer for?
At that time last night it was practically VFR conditions anyway.
I think you'll find that ALL flight data was lost, so they would neither know what was coming or be able pass data to the relevant ATC centre for departures.
Nobody said there was any sort of radar failure.