double AltitudeToQNEAltitude(double alt) { return StaticPressureToQNEAltitude(QNHAltitudeToStaticPressure(alt)); }
double QNHAltitudeToQNEAltitude(double QNAAlt) { double ps = QNHAltitudeToStaticPressureEx(QNAAlt); return StaticPressureToQNEAltitude(ps); }