Dictionary
Aviation Dictionary
Standard atmosphere
Definitions
- At sea level, the standard atmosphere consists of a barometric pressure of 29.92 inches of mercury ("Hg) or 1013.2 millibars, and a temperature of 15 °C (59 °F). Pressure and temperature normally decrease as altitude increases. The standard lapse rat
References
-
Airplane Flying Handbook by Federal Aviation Administration (2021)
