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Atmosphere: 20500
US Standard Atmosphere 1976 — atmospheric properties by altitude from sub-sea to high altitude including temperature, pressure, density, viscosity, speed of sound, mean free path, and gravity
| altitude m | altitude ft (ft) | density kg m3 (kg/m3) | density lb ft3 (lb/ft3) | dynamic viscosity Pa s (Pa*s) | gravity m s2 (m/s2) | kinematic viscosity m2 s (m2/s) | model | pressure Pa (Pa) | pressure bar (bar) | pressure psi (psi) | speed of sound ft s (ft/s) | speed of sound m s (m/s) | temperature C | temperature F | temperature K | thermal conductivity W mK (W/mK) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 20,500 | 67,257.22 | 0.082051 | 0.005122 | 0.000014 | 9.743704 | 0.000174 | US STD 1976 | 5,113.0065 | 0.05113 | 0.74158 | 969.0455 | 295.3651 | -56.0659 | -68.9186 | 217.0841 | 0.019541 |
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