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Unit Conversions

Conversion of units, such as mass, pressure, and density, and time calculations

Convert physical property units, such as acceleration, density, and temperature, between metric and English units. For a list of supported aerospace units, see Aerospace Units. Also convert specified dates to Julian equivalents.


aeroReadIERSDataFile containing current International Astronomical Union (IAU) 2000A Earth orientation data
convaccConvert from acceleration units to desired acceleration units
convangConvert from angle units to desired angle units
convangaccConvert from angular acceleration units to desired angular acceleration units
convangvelConvert from angular velocity units to desired angular velocity units
convdensityConvert from density units to desired density units
convforceConvert from force units to desired force units
convlengthConvert from length units to desired length units
convmassConvert from mass units to desired mass units
convpresConvert from pressure units to desired pressure units
convtempConvert from temperature units to desired temperature units
convvelConvert from velocity units to desired velocity units
decyearDecimal year calculator
juliandateJulian date calculator
leapyearDetermine leap year
mjuliandateModified Julian date calculator
tdbjuliandateterrConvert from Barycentric Dynamical Time Estimate to Julian date


Aerospace Units

Use units and unit conversion functions available with the Aerospace Toolbox software.