pvlib.atmosphere.alt2pres¶
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pvlib.atmosphere.
alt2pres
(altitude)[source]¶ Determine site pressure from altitude.
Parameters: altitude (numeric) – Altitude in meters above sea level Returns: pressure (numeric) – Atmospheric pressure (Pascals) Notes
The following assumptions are made
Parameter Value Base pressure 101325 Pa Temperature at zero altitude 288.15 K Gravitational acceleration 9.80665 m/s^2 Lapse rate -6.5E-3 K/m Gas constant for air 287.053 J/(kgK) Relative Humidity 0% References
[1] “A Quick Derivation relating altitude to air pressure” from Portland State Aerospace Society, Version 1.03, 12/22/2004.