1.225   //air density
0.548   //C_v
0.273   //C_2=3
0.0591  //C_theta
0.1508  //Pressure sensor 1 sensitivity
0.1573  //Pressure sensor 2 sensitivity
0.1573  //Pressure sensor 3 sensitivity
0.29304 //ADC resolution
0.2     //selay[s]