Measurement : Shortwave spectral diffuse downwelling irradiance

The rate at which spectrally resolved radiant energy at wavelengths shorter than approximately 4 {mu}m, that has been scattered in the atmosphere at least once, passes through a horizontal unit area in a downward direction.

Categories
Radiometric

Instruments

The above measurement is considered scientifically relevant for the following instruments. Refer to the datastream (netcdf) file headers of each instrument for a list of all available measurements, including those recorded for diagnostic or quality assurance purposes.

  • ARM Instruments
    • RSS : Rotating Shadowband Spectroradiometer
  • Field Campaign Instruments
    • RSS : Rotating Shadowband Spectroradiometer

Datastreams

  • RSS : Rotating Shadowband Spectroradiometer Datastreams
    • RSS : Rotating Shadowband Spectroradiometer
  • SASHE : Shortwave Array Spectroradiometer-Hemispheric Datastreams
    • SASHEVISHISUN : Shortwave Array Spectroradiometer-Hemispheric, VISible channel, high-sun angles [a0 data is uncalibrated]
    • SASHEVISLOWSUN : Shortwave Array Spectroradiometer-Hemispheric, VISible channel, low-sun angles [a0 data is uncalibrated]
    • SASHENIRHISUN : Shortwave Array Spectroradiometer-Hemispheric, Near-InfraRed channel, high-sun angles [a0 data is uncalibrated]
    • SASHENIRLOWSUN : Shortwave Array Spectroradiometer-Hemispheric, Near-InfraRed channel, low-sun angles [a0 data is uncalibrated]