How much difference is there in an F-18 tanking and a Typhoon?
That's what clearance trials should identify - it could be a little, it could be significant.
Also, was the full AAR envelope tested, or merely 'heart of the envelope'? In all representative configurations?
The approval process has every right to be cautious for approving release to service and any temporary restrictions which might be applied.
If Voyager arrives without a fully-functioning mission mangement system, I'd be curious as to whether non-rigorous legacy trail management techniques will be re-assessed by the UK MAA. For example, one such 'technique' requires the user to calculate a factor which can be thought of as K = 1/(a-b). Which becomes utterly meaningless when a = b as, in such a case, K = ∞....
