A very strong jetstream over the Atlantic today. Currently we are tracking 6 aircraft with ground speed above 650 knots.
https://twitter.com/flightradar24/status/1719304898943111283
1203 kmh.
That's mental, Mach 1 is 666.7knots or 1234.86kph.
Mach 1 is 666.7knots
At sea level. It’s about 574kt at 39,000’.
However, the speed of sound is relative to the local air mass so a strong tailwind doesn’t make a difference.
@Kurai started
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https://twitter.com/flightradar24/status/1719304898943111283
1203 kmh.