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- A measure of the intensity of the radiant energy flux emitted by a body in a given direction.
NOAA National Weather Service - Cite This Source - This Definition
- ASAPTRAN, Ground Heat Flux, MeV, Net All-Wave Radiation, Ozone, Radiational Cooling, Stratospheric Ozone, Surface Energy Budget
- Radiant power, in a given direction, per unit solid angle per unit of projected area of the source, as viewed from the given direction. Note: Radiance is usually expressed in watts per steradian per square meter.
ATIS - Cite This Source - This Definition
- field intensity, Intensity, irradiance, irradiation, radiometry, spectral density, spectral irradiance, spectral radiance