The standard pressure on any surface in the atmosphere without any compounding effect, A standard ISA day has a static pressure of 1013.25 hPa and this decreases at 1 hPa / 27 feet of altitude that is gained. Static pressure is supplied to the ASi, VSi and Altimeter.
The standard pressure on any surface in the atmosphere without any compounding effect, A standard ISA day has a static pressure of 1013.25 hPa and this decreases at 1 hPa / 27 feet of altitude that is gained. Static pressure is supplied to the ASi, VSi and Altimeter.
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