Altitude H ( ft. ) | Vapor pressure e (In. Hg.) | Specific humidity w (Lb. moisture per lb. dry air) | Density ratio ρ / σ = 0.0023769 |
---|---|---|---|
0 | 0.403 | 0.00849 | 0.99508 |
1,000 | .354 | .00773 | .96672 |
2,000 | .311 | .00703 | .93895 |
3,000 | .272 | .00638 | .91178 |
4,000 | .238 | .00578 | .88514 |
5,000 | .207 | .00523 | .85910 |
6,000 | .1805 | .00472 | .83361 |
7,000 | .1566 | .00425 | .80870 |
8,000 | .1356 | .00382 | .78434 |
9,000 | .1172 | .00343 | .76053 |
10,000 | .1010 | .00307 | .73722 |
15,000 | .0463 | .001710 | .62868 |
20,000 | .01978 | .000896 | .53263 |
25,000 | .00778 | .000436 | .44806 |