Standard Atmosphere Computations This form calculates properties related to the 1976 standard atmosphere up to 230,000 ft. The code used is based on the original Javascript code from Public Domain Computer Programs for the Aeronautical Engineer SI US Altitude :        Mach Number:           temperature / sea level temperature = pressure / sea level pressure = density / sea level density = Temperature = Pressure = Density = speed of sound = dynamic viscosity = kinematic viscosity = unit Reynolds Number = velocity = Dynamic Pressure = total temperature = total pressure =

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