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The 190 is visually enough different to make identification easy (unlike trying to tell a F-1 from an F-4) and has a few performance advantages that are readily apparent, like the rapid role response.
Centerline mounted weapons. Inherently more accurate then wing mounted weapons. MG151 also more reliable then Hs.404 cannon.apart from straight line speed and (maybe) climb, what advantages did the Bf 109F have over the Spitfire?
Spitfire combat radius was too short to allow anything else.
2nd week of November, to 1,737 and 1,445 respectively 4th week of November and 2nd week December - mostly ascribed to the weather conditions.
That's all sorties for Fighter Command for those periods,obviously flown in every area. I'm not sure what your point is. Figures like that need some perspective. How many were flown in September/October 1941 (before the first directive) or May/June 1942 (before the second directive)?
If i understand right 670 km/h in "Start und N..." is also not corrected for compressibility i read somewhere a ~655 km/h as max speed corrected