Standard Atmosphere Calculator

This standard atmosphere calculator is based on the 1976 model of the U.S. Standard Atmosphere.
Andrew Wood • 28 September 2022

This standard atmosphere calculator is based on the 1976 model of the U.S. Standard Atmosphere 1976_Std_Atm_NASA-TM-X-74335.

Two input options are modeled, you can either provide:

  • altitude and ambient temperature
  • altitude and temperature offset (from Std. Atm.)
Input:
Output:
Temperature
Density Altitude
Pressure
Air Density
Relative Density
(SL ISA=1)
Sonic Speed
Viscosity
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