Astrophysics (index)


(unit of pressure)

An atm (or Atmosphere) is a unit of pressure aimed at matching that of the Earth's Atmosphere. To make it precise, the pressure was chosen as that at sea level at the latitude of Paris, France. Equivalences:

  • 14.7 Pounds-Force per square inch
  • 1.01325 Bar (a similar measure of pressure)
  • 101325 Pascal ( 1 kg·m-1·s-2 )
  • 1013.25 Millibars


Referenced by: