NSA/MFRSR/C1 - Shading problem

There is a rather severe shading problem that impacts the data from the time the 
instrument was installed until maintenance fixed the problem on 20160407.  Do not use data covered 
by this DQR.

• Ratio of direct_normal_narrowband_filter1 to diffuse_hemisp_narrowband_filter1(direct_diffuse_ratio_filter1)
• diffuse_hemisp_broadband
• Ratio of direct_normal_narrowband_filter4 to diffuse_hemisp_narrowband_filter4(direct_diffuse_ratio_filter4)
• Ratio of direct_normal_narrowband_filter5 to diffuse_hemisp_narrowband_filter5(direct_diffuse_ratio_filter5)
• Ratio of direct_normal_narrowband_filter2 to diffuse_hemisp_narrowband_filter2(direct_diffuse_ratio_filter2)
• direct_diffuse_ratio_broadband
• Ratio of direct_normal_narrowband_filter3 to diffuse_hemisp_narrowband_filter3(direct_diffuse_ratio_filter3)
• direct_horizontal_broadband
• Radiation, shortwave, diffuse hemispheric irradiance, 940 nm wavelength(diffuse_hemisp_narrowband_filter6)
• Radiation, shortwave, diffuse hemispheric irradiance, 673 nm wavelength (diffuse_hemisp_narrowband_filter4)
• Radiation, shortwave, diffuse hemispheric irradiance, 870 nm wavelength(diffuse_hemisp_narrowband_filter5)
• Radiation, shortwave, hemispheric irradiance, 870 nm wavelength(hemisp_narrowband_filter5)
• Radiation, shortwave, hemispheric irradiance, 940 nm wavelength (hemisp_narrowband_filter6)
• Radiation, shortwave, hemispheric irradiance, 615 nm wavelength(hemisp_narrowband_filter3)
• Narrowband hemispheric irradiance, filter 4, nominal wavelength is 660 nm*(hemisp_narrowband_filter4)
• Hemispheric broadband irradiance*(hemisp_broadband)
• Radiation, shortwave, hemispheric irradiance, 415 nm wavelength (hemisp_narrowband_filter1)
• Direct Normal Broadband Irradiance, broadband scale applied(direct_normal_broadband)
• Radiation, shortwave, hemispheric irradiance, 500 nm wavelength(hemisp_narrowband_filter2)
• Radiation, shortwave, direct normal irradiance, 673 nm wavelength(direct_normal_narrowband_filter4)
• Direct normal narrowband irradiance, filter 5(direct_normal_narrowband_filter5)
• Direct normal narrowband irradiance, filter 6(direct_normal_narrowband_filter6)
• direct_horizontal_narrowband_filter5
• Radiation, shortwave, diffuse hemispheric irradiance, 615 nm wavelength (diffuse_hemisp_narrowband_filter3)
• direct_horizontal_narrowband_filter6
• direct_diffuse_ratio_filter6
• Radiation, shortwave, diffuse hemispheric irradiance, 500 nm wavelength (diffuse_hemisp_narrowband_filter2)
• Radiation, shortwave, diffuse hemispheric irradiance, 415 nm wavelength (diffuse_hemisp_narrowband_filter1)
• direct_horizontal_narrowband_filter1
• Radiation, shortwave, direct normal irradiance, 415 nm wavelength(direct_normal_narrowband_filter1)
• direct_horizontal_narrowband_filter2
• Direct normal narrowband irradiance, filter 2(direct_normal_narrowband_filter2)
• direct_horizontal_narrowband_filter3
• Direct normal narrowband irradiance, filter 3(direct_normal_narrowband_filter3)
• direct_horizontal_narrowband_filter4