Full name: atmosphere [standard]
Plural form: atmospheres
Symbol: atm
Category type: pressure
Scale factor: 101325
The SI derived unit for pressure is the pascal.
1 pascal is equal to 9.8692326671601E-6 atmosphere.
Valid units must be of the pressure type.
You can use this form to select from known units:
The standard atmosphere (symbol: atm) is a unit of pressure defined as 101325 Pa (1.01325 bar). It is sometimes used as a reference pressure or standard pressure. It is approximately equal to Earth's atmospheric pressure at sea level.