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I didn't read it as a criticism of YF-23 versus YF-22 but simply saying he didn't see value in supercruise due to high fuel consumption. This makes no sense really as the entire purpose of supercruise was to fly supersonically without burning too much fuel. Now, it is likely that supercruise requires, say, full military thrust rather than economic cruise thrust, but you travel perhaps twice as fast, so the distance covered should be greater unless the rate of fuel burn is more than doubled in supercruise from economic subsonic cruise.MiG-25 and MiG-31 carry much more fuel because they fly supersonically only with the addition of afterburner which increases fuel consumption MUCH more than supercruising in dry thrust.Having said that I think F-22 is rather short on fuel.
I didn't read it as a criticism of YF-23 versus YF-22 but simply saying he didn't see value in supercruise due to high fuel consumption. This makes no sense really as the entire purpose of supercruise was to fly supersonically without burning too much fuel. Now, it is likely that supercruise requires, say, full military thrust rather than economic cruise thrust, but you travel perhaps twice as fast, so the distance covered should be greater unless the rate of fuel burn is more than doubled in supercruise from economic subsonic cruise.
MiG-25 and MiG-31 carry much more fuel because they fly supersonically only with the addition of afterburner which increases fuel consumption MUCH more than supercruising in dry thrust.
Having said that I think F-22 is rather short on fuel.