2193 mph
2 hours
2 hours
It reached a published speed of 2,196 miles per hour and it's unclassified speed was 3.3 mach. Actual top speed is now and forever will be classified. It flew so fast that the crews had to wait a few minutes after landing to let the skin cool down.
Consider the plane's top speed as 3600kmph. The earth's diameter is 12000 km. With refueling time and other things it may be at least 4 hours to go across the world.
A cheetahs top speed is 112km/h and they can run on their top speedfor 60 second \
The SR-71 Blackbird's top speed is classified, but it is known to have flown at speeds exceeding Mach 3 (about 2,300 mph or 3,700 km/h).
No, it was meant for a practical form of transportation for the common population, that was easy to operate and low priced. It had a top speed of around 40 mph.
About 35 miles an hour, at top speed, but not good on long distances. Very dangerous on a 'rush'.
32min
the fastest 1
30 minutes or 40