water_vapor_pressure2specific_humidity

typhon.physics.water_vapor_pressure2specific_humidity(e, p)

Convert water vapor pressure into specific humidity.

$$\mathrm{q}=\frac{0.622\cdot e}{p-0.378\cdot e}$$

Parameters:

• e (float or ndarray) – Water vapour pressure [Pa],

• p (float or ndarray) – Pressure [Pa].

Returns:

specific humidity.

Return type:

float or ndarray

Examples

>>> water_vapor_pressure2specific_humidity(2338, 101300)
0.01448208036795962