Quote:
Originally Posted by Aranthus
How did you calculate thrust to weight ratio? Using the website you gave, I have the F-15C with 47,660 lbs thrust over a normal takeoff weight of 44,630 lbs. for a ratio of 1.07. The F-22 has 70,000 lbs. of thrust and a normal takeoff weight of 60,000 lbs., for a ratio of 1.17.
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That's pretty much it. As you can see the thrust to weight ratio can change with stores and fuel load. A clean F-15C with half fuel can hit a pretty high t-w ratio while a fully loaded F-15E at take off might be below 1.