calcule l’altitude également https://en.wikipedia.org/wiki/Pressure_altitude pressure altitude 1013.25 hPa (millibar), or 29.92 inches of mercury https://en.wikipedia.org/wiki/Pressure_altitude 1013.25 hPa (millibar), or 29.92 inches of mercury pressure altitude 1013.25 hPa (millibar), or 29.92 inches of mercury pressure altitude pressure altitude pressure altitude 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury pressure altitude pressure altitude pressure altitude Pressure altitude pressure altitude 1013.25 hPa (millibar), or 29.92 inches of mercury pressure altitude pressure altitude 1013.25 hPa (millibar), or 29.92 inches of mercury https://en.wikipedia.org/wiki/Pressure_altitude 1013.25 hPa (millibar), or 29.92 inches of mercury pressure altitude 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury Pressure altitude 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury 1013.25 hPa (millibar), or 29.92 inches of mercury pressure altitude