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Table 1 Atmospheric data

From: Long permanence high altitude airships: the opportunity of hydrogen

Altitude Temperature Pressure Density Pressure H2
[m] [K] [Pa] [kg/m3] [Pa]
0.00 288.15 101325.00 1.2250 106391.25
1000.00 281.65 89874.57 1.1116 94368.30
2000.00 275.15 79495.22 1.0065 83469.98
3000.00 268.65 70108.54 0.9091 73613.97
4000.00 262.15 61640.24 0.8191 64722.25
5000.00 255.65 54019.91 0.7361 56720.91
6000.00 249.15 47181.03 0.6597 49540.08
7000.00 242.65 41060.74 0.5895 43113.78
8000.00 236.15 35599.81 0.5252 37379.80
9000.00 229.65 30742.46 0.4663 32279.58
10000.00 223.15 26436.27 0.4127 27758.08
11000.00 216.65 22632.06 0.3639 23763.67
12000.00 216.65 19330.41 0.3108 20296.93
13000.00 216.65 16510.41 0.2655 17335.93
14000.00 216.65 14101.80 0.2268 14806.89
15000.00 216.65 12044.57 0.1937 12646.80
16000.00 216.65 10287.46 0.1654 10801.83
17000.00 216.65 8786.68 0.1413 9226.02
  1. Bold indicates the valuesat optimal altitude