# Sea level pressure

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Atmospheric pressure, the force exerted by the weight of air on a given surface, can be calculated based on given values at sea level using this calculator.

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**where:**

- p
_{o}= SeaLevel Pressure - p = Atmospheric Pressure
- L = Temperature Lapse Rate
- h = Altitude
- T
_{o}= Sea Level Standard Temperature - g = Earth Surface Gravitational Acceleration
- M = Molar Mass Of Dry Air
- R = Universal Gas Constant