Moist-air properties at any pressure — enthalpy, humidity ratio, dew point, wet-bulb, specific volume, and density.
Common altitudes: Sea level 101 325 Pa · 500 m 95 460 Pa · 1000 m 89 870 Pa · 2000 m 79 500 Pa
Enthalpy (h)
55.45kJ/kg_da
Humidity Ratio (W)
11.89g/kg_da
Relative Humidity (φ)
60.0%
Dew Point
16.7°C
Wet-bulb Temp
20.3°C
Specific Volume
0.8608m³/kg_da
Moist Air Density
1.1755kg/m³
Degree of Saturation
59.24%
Saturation pressure uses the Buck equation (valid −40 to 80°C).
Wet-bulb from ASHRAE psychrometric equation: W = W_wb − A·(T_db − T_wb) where A ≈ 6.6×10⁻⁴ (sling psychrometer).
Dew-point found by Newton inversion of the Buck equation.