Speed graphs for Spitfire and Hurricane

[ATAG_Snapper]

Originally Posted by klem

Kwiatek, did you make those tests off line or on line? Just curious because on line at 100 feet off Manston we couldn't get more than 248mph in Spit MkIa. Not that 8mph matters when its so far off.

Is there any way to check the atmosphere settings for on and off line? Is one or neither a 'standard day'?

Hi Klem,

Here's what I got yesterday for the Spit Ia at sea level:

6.5 lbs, 2800 rpms: 245 online, 249 offline
6.5 lbs, 3000 rpms: 252 online, 253 offline