Units of Measure

Definitions of Units of Measure used in MMS data product files:

• Densities: [cm^-3]
• Speed, Velocities : [km/s]
• Angles, Phase shifts : [deg]
• Pressures (plasma - dynamic, thermal, magnetic): [nPa]
• Temperatures: [eV]
• HeatFlux: [mW/m^2]
• Entropy: [J/K]
• Electric Field: [mV/m]
• Probe to Spacecraft Potential: [V]
• Electric Field Power Spectral Density : [(V/m)^2/Hz]
• ExB velocity: [km/s]
• Poynting Flux : [mW/m^2]
• Magnetic Field: [nT]
• Magnetic field power spectral density: [nT^2/Hz]
• Current density: [nA/m^2]
• Differential Number Flux: #/(cm^2 s ster eV)
• Differential Energy Flux: eV/(cm^2 s ster eV)
• Earth radius: 6371.2 km
• Distance: [km]
• Date/Time (PROPOSED): ISO8601 standard (e.g. 2014-09-30T18:58:45)

MMS Team members are welcome to ADD ADDITIONAL QUANTITIES as they are defined.