Mach

Ma

Speed relative to the speed of sound in dry air at 20°C

About Mach (Ma)

The Mach number expresses speed as a ratio to the local speed of sound, which varies with temperature and altitude. At sea level and 20 degrees C, Mach 1 is approximately 1,235 km/h. Fighter jets routinely exceed Mach 2, and the retired Concorde cruised at Mach 2.04.

Category
Speed
Symbol
Ma
Also known as
mach number Ma
01

CONVERT TO

Meter per Second m/s Kilometer per Hour km/h Mile per Hour mph Knot kn Foot per Second ft/s Speed of Light c

Frequently Asked Questions

What is a Mach (Ma)?

Speed relative to the speed of sound in dry air at 20°C

How many Meter per Second (m/s) are in one Mach (Ma)?

One Mach (Ma) equals 343 Meter per Second (m/s).

How many Kilometer per Hour (km/h) are in one Mach (Ma)?

One Mach (Ma) equals 1,234.8 Kilometer per Hour (km/h).

How many Mile per Hour (mph) are in one Mach (Ma)?

One Mach (Ma) equals 767.2691 Mile per Hour (mph).

How do I convert Mach to Meter per Second?

To convert Mach to Meter per Second, multiply the value by 343 (1 Ma = 343 m/s).