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Learn more about Aerospace Toolbox   

Defining Aerospace Units

The Aerospace Toolbox functions support standard measurement systems. The Unit Conversion functions provide means for converting common measurement units from one system to another, such as converting velocity from feet per second to meters per second and vice versa.

The unit conversion functions support all units listed in this table.

QuantityMKS (SI)English
Accelerationmeters/second2 (m/s2), kilometers/second2 (km/s2), (kilometers/hour)/second (km/h-s), g-unit (g) inches/second2 (in/s2), feet/second2 (ft/s2), (miles/hour)/second (mph/s), g-unit (g)
Angleradian (rad), degree (deg), revolution radian (rad), degree (deg), revolution
Angular accelerationradians/second2 (rad/s2), degrees/second2 (deg/s2), revolutions/minute (rpm), revolutions/second (rps) radians/second2 (rad/s2), degrees/second2 (deg/s2), revolutions/minute (rpm), revolutions/second (rps)
Angular velocityradians/second (rad/s), degrees/second (deg/s), revolutions/minute (rpm) radians/second (rad/s), degrees/second (deg/s), revolutions/minute (rpm)
Densitykilogram/meter3 (kg/m3)pound mass/foot3 (lbm/ft3), slug/foot3 (slug/ft3), pound mass/inch3 (lbm/in3)
Forcenewton (N)pound (lb)
Inertiakilogram-meter2 (kg-m2)slug-foot2 (slug-ft2)
Lengthmeter (m)inch (in), foot (ft), mile (mi), nautical mile (nm)
Masskilogram (kg)slug (slug), pound mass (lbm)
Pressurepascal (Pa)pound/inch2 (psi), pound/foot2 (psf), atmosphere (atm)
Temperaturekelvin (K), degrees Celsius (oC)degrees Fahrenheit (oF), degrees Rankine (oR)
Torquenewton-meter (N-m)pound-feet (lb-ft)
Velocitymeters/second (m/s), kilometers/second (km/s), kilometers/hour (km/h) inches/second (in/sec), feet/second (ft/sec), feet/minute (ft/min), miles/hour (mph), knots

  


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