DQRID : D080215.1
Start DateStart TimeEnd DateEnd Time
02/02/2008133005/21/20081730
more
Subject:
SGP/MFRSR/E22 - Shadowband Misalignment
DataStreams:sgpmfrsrE22.b1, sgpmfrsrE22.a0, sgpmfrsrlangleyE22.c1, sgpmfrsrlangplotE22.c1,
sgpmfrsrE22.00
Description:
A shading problem is evident.  It began as a morning issue, but flopped over to an 
afternoon issue after the first attempt to aligning the instrument on 3/26.  Another attempt on 
4/23 moved the problem back to morning.  A final attempt on 5/21 resolved the problem.
Suggestions: 
null
Measurements:sgpmfrsrlangplotE22.c1:
  • Time offset from base_time(time_offset)
  • log(irradiance) for the Direct Narrowband Filter2, Barnard(barnard_lnI_filter2)
  • log(irradiance) for the Direct Narrowband Filter1, Barnard(barnard_lnI_filter1)
  • log(irradiance) for the Direct Narrowband Filter4(barnard_lnI_filter4)
  • log(irradiance) for the Direct Narrowband Filter3, Barnard(barnard_lnI_filter3)
  • log(irradiance) for the Direct Narrowband Filter6(barnard_lnI_filter6)
  • log(irradiance) for the Direct Narrowband Filter5(barnard_lnI_filter5)
  • log(irradiance) for the Direct Narrowband Filter6, Michalsky(michalsky_lnI_filter6)
  • log(irradiance) for the Direct Narrowband Filter4, Michalsky(michalsky_lnI_filter4)
  • log(irradiance) for the Direct Narrowband Filter5, Michalsky(michalsky_lnI_filter5)
  • Airmasses(barnard_airmass)
  • rejected points for the final fit for the Direct Broadband, Barnard(barnard_rejected_broadband)
  • airmass(michalsky_airmass)
  • log(irradiance) for the Direct Narrowband Filter2, Michalsky(michalsky_lnI_filter2)
  • log(irradiance) for the Direct Narrowband Filter3, Michalsky(michalsky_lnI_filter3)
  • log(irradiance) for the Direct Narrowband Filter1(michalsky_lnI_filter1)
  • log(irradiance) for the Direct Broadband(barnard_lnI_broadband)
  • rejected points for the final fit for the Direct Narrowband Filter6, Michalsky(michalsky_rejected_filter6)
  • rejected points for the final fit for the Direct Narrowband Filter5, Michalsky(michalsky_rejected_filter5)
  • lon(lon)
  • rejected points for the final fit for the Direct Broadband(michalsky_rejected_broadband)
  • rejected points for the final fit for the Direct Narrowband Filter1(barnard_rejected_filter1)
  • rejected points for the final fit for the Direct Narrowband Filter2(barnard_rejected_filter2)
  • rejected points for the final fit for the Direct Narrowband Filter3, Barnard(barnard_rejected_filter3)
  • rejected points for the final fit for the Direct Narrowband Filter4, Barnard(barnard_rejected_filter4)
  • rejected points for the final fit for the Direct Narrowband Filter5, Barnard(barnard_rejected_filter5)
  • rejected points for the final fit for the Direct Narrowband Filter6(barnard_rejected_filter6)
  • base time in epoch(base_time)
  • North Latitude(lat)
  • -180.0 - +180.0(alt)
  • log(irradiance) for the Direct Broadband(michalsky_lnI_broadband)
  • rejected points for the final fit for the Direct Narrowband Filter2(michalsky_rejected_filter2)
  • rejected points for the final fit for the Direct Narrowband Filter1, Michalsky(michalsky_rejected_filter1)
  • rejected points for the final fit for the Direct Narrowband Filter4, Michalsky(michalsky_rejected_filter4)
  • rejected points for the final fit for the Direct Narrowband Filter3, Michalsky(michalsky_rejected_filter3)
more
sgpmfrsrlangleyE22.c1:
  • solar constant corrected for solar distance for the Direct Broadband(michalsky_solar_constant_sdist_broadband)
  • standard deviation around regression line for the Direct BroadBand(michalsky_standard_deviation_broadband)
  • number of points used in final linear fit for the Direct Narrowband Filter5(barnard_number_points_filter5)
  • number of points used in final linear fit for the Direct Narrowband Filter4(barnard_number_points_filter4)
  • number of points used in final linear fit for the Direct Narrowband Filter6(barnard_number_points_filter6)
  • solar constant for the Direct Narrowband Filter6(michalsky_solar_constant_filter6)
  • Langley regression Io, Michalsky, Direct Narrowband Filter5(michalsky_solar_constant_filter5)
  • Langley regression Io, Michalsky, Direct Narrowband Filter4(michalsky_solar_constant_filter4)
  • solar constant for the Direct Narrowband Filter3(michalsky_solar_constant_filter3)
  • Langley regression Io, Michalsky, Direct Narrowband Filter2(michalsky_solar_constant_filter2)
  • rejection flag for Direct Narrowband Filter2(michalsky_badflag_filter2)
  • solar constant for the Direct Narrowband Filter1(michalsky_solar_constant_filter1)
  • rejection flag for Direct Narrowband Filter1(michalsky_badflag_filter1)
  • rejection flag for Direct Narrowband Filter4(michalsky_badflag_filter4)
  • rejection flag for Direct Narrowband Filter3(michalsky_badflag_filter3)
  • rejection flag for Direct Narrowband Filter6(michalsky_badflag_filter6)
  • rejection flag for Direct Narrowband Filter5(michalsky_badflag_filter5)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter4(michalsky_good_fraction_filter4)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter5(michalsky_good_fraction_filter5)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter6(michalsky_good_fraction_filter6)
  • error in final linear fit for the Direct Narrowband Filter1(barnard_error_fit_filter1)
  • error in final linear fit for the Direct Narrowband Filter2(barnard_error_fit_filter2)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter1(michalsky_good_fraction_filter1)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter2(michalsky_good_fraction_filter2)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter3(michalsky_good_fraction_filter3)
  • Time offset from base_time(time_offset)
  • North Latitude(lat)
  • error in final linear fit for the Direct Narrowband Filter5(barnard_error_fit_filter5)
  • error in final linear fit for the Direct Narrowband Filter6(barnard_error_fit_filter6)
  • error in final linear fit for the Direct Narrowband Filter3(barnard_error_fit_filter3)
  • -180.0 - +180.0(alt)
  • error in final linear fit for the Direct Narrowband Filter4(barnard_error_fit_filter4)
  • solar constant corrected for solar distance for the Direct Narrowband Filter3(barnard_solar_constant_sdist_filter3)
  • Langley regression Io, adjusted to 1AU, Barnard, Direct Narrowband Filter4(barnard_solar_constant_sdist_filter4)
  • error in optical depth (slope) of final linear fit for the Direct Broadband(barnard_error_slope_broadband)
  • solar constant corrected for solar distance for the Direct Narrowband Filter1(barnard_solar_constant_sdist_filter1)
  • solar constant corrected for solar distance for the Direct Narrowband Filter2(barnard_solar_constant_sdist_filter2)
  • Angstrom exponent(barnard_angstrom_exponent)
  • solar constant corrected for solar distance for the Direct Narrowband Filter5(barnard_solar_constant_sdist_filter5)
  • solar constant corrected for solar distance for the Direct Narrowband Filter6(barnard_solar_constant_sdist_filter6)
  • optical depth for the Direct BroadBand(barnard_optical_depth_broadband)
  • rejection flag for Direct Broadband(barnard_badflag_broadband)
  • number of points used in final linear fit for the Direct Broadband(barnard_number_points_broadband)
  • percentage of initial points used in final linear fit for the Direct Broadband(barnard_good_fraction_broadband)
  • standard deviation around regression line for the Direct Narrowband Filter3(michalsky_standard_deviation_filter3)
  • standard deviation around regression line for the Direct Narrowband Filter4(michalsky_standard_deviation_filter4)
  • standard deviation around regression line for the Direct Narrowband Filter5(michalsky_standard_deviation_filter5)
  • standard deviation around regression line for the Direct Narrowband Filter6(michalsky_standard_deviation_filter6)
  • standard deviation around regression line for the Direct Narrowband Filter1(michalsky_standard_deviation_filter1)
  • standard deviation around regression line for the Direct Narrowband Filter2(michalsky_standard_deviation_filter2)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter6(barnard_good_fraction_filter6)
  • rejection flag for Direct Broadband(michalsky_badflag_broadband)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter5(barnard_good_fraction_filter5)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter2(barnard_good_fraction_filter2)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter1(barnard_good_fraction_filter1)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter4(barnard_good_fraction_filter4)
  • percentage of initial points used in final linear fit for the Direct Narrowband
    Filter3(barnard_good_fraction_filter3)
  • solar constant corrected for solar distance for the Direct Narrowband Filter1(michalsky_solar_constant_sdist_filter1)
  • Langley regression Io, adjusted to 1AU, Barnard, Direct BroadBand(barnard_solar_constant_sdist_broadband)
  • number of points used in final linear fit for the Direct Narrowband Filter1(michalsky_number_points_filter1)
  • number of points used in final linear fit for the Direct Narrowband Filter2(michalsky_number_points_filter2)
  • number of points used in final linear fit for the Direct Narrowband Filter3(michalsky_number_points_filter3)
  • number of points used in final linear fit for the Direct Narrowband Filter4(michalsky_number_points_filter4)
  • number of points used in final linear fit for the Direct Narrowband Filter5(michalsky_number_points_filter5)
  • number of points used in final linear fit for the Direct Narrowband Filter6(michalsky_number_points_filter6)
  • solar constant corrected for solar distance for the Direct Narrowband Filter2(michalsky_solar_constant_sdist_filter2)
  • solar constant corrected for solar distance for the Direct Narrowband Filter3(michalsky_solar_constant_sdist_filter3)
  • solar constant corrected for solar distance for the Direct Narrowband Filter4(michalsky_solar_constant_sdist_filter4)
  • solar constant corrected for solar distance for the Direct Narrowband Filter5(michalsky_solar_constant_sdist_filter5)
  • solar constant corrected for solar distance for the Direct Narrowband Filter6(michalsky_solar_constant_sdist_filter6)
  • base time in epoch(base_time)
  • rejection flag for Direct Narrowband Filter4(barnard_badflag_filter4)
  • rejection flag for Direct Narrowband Filter5(barnard_badflag_filter5)
  • rejection flag for Direct Narrowband Filter6(barnard_badflag_filter6)
  • optical depth for the Direct BroadBand(michalsky_optical_depth_broadband)
  • number of points used in final linear fit for the Direct Broadband(michalsky_number_points_broadband)
  • rejection flag for Direct Narrowband Filter1(barnard_badflag_filter1)
  • rejection flag for Direct Narrowband Filter2(barnard_badflag_filter2)
  • rejection flag for Direct Narrowband Filter3(barnard_badflag_filter3)
  • optical depth for the Direct Narrowband Filter3(barnard_optical_depth_filter3)
  • optical depth for the Direct Narrowband Filter4(barnard_optical_depth_filter4)
  • optical depth for the Direct Narrowband Filter1(barnard_optical_depth_filter1)
  • optical depth for the Direct Narrowband Filter2(barnard_optical_depth_filter2)
  • optical depth for the Direct Narrowband Filter5(barnard_optical_depth_filter5)
  • optical depth for the Direct Narrowband Filter6(barnard_optical_depth_filter6)
  • percentage of initial points used in final linear fit for the Direct Broadband(michalsky_good_fraction_broadband)
  • lon(lon)
  • error in optical depth (slope) of final linear fit for the Direct Narrowband
    Filter6(barnard_error_slope_filter6)
  • error in optical depth (slope) of final linear fit for the Direct Narrowband
    Filter5(barnard_error_slope_filter5)
  • error in optical depth (slope) of final linear fit for the Direct Narrowband
    Filter2(barnard_error_slope_filter2)
  • optical depth for the Direct Narrowband Filter4(michalsky_optical_depth_filter4)
  • error in optical depth (slope) of final linear fit for the Direct Narrowband
    Filter1(barnard_error_slope_filter1)
  • optical depth for the Direct Narrowband Filter5(michalsky_optical_depth_filter5)
  • error in optical depth (slope) of final linear fit for the Direct Narrowband
    Filter4(barnard_error_slope_filter4)
  • optical depth for the Direct Narrowband Filter6(michalsky_optical_depth_filter6)
  • error in optical depth (slope) of final linear fit for the Direct Narrowband
    Filter3(barnard_error_slope_filter3)
  • optical depth for the Direct Narrowband Filter1(michalsky_optical_depth_filter1)
  • optical depth for the Direct Narrowband Filter2(michalsky_optical_depth_filter2)
  • optical depth for the Direct Narrowband Filter3(michalsky_optical_depth_filter3)
  • number of points used in final linear fit for the Direct Narrowband Filter1(barnard_number_points_filter1)
  • number of points used in final linear fit for the Direct Narrowband Filter3(barnard_number_points_filter3)
  • number of points used in final linear fit for the Direct Narrowband Filter2(barnard_number_points_filter2)
  • error in final linear fit for the Direct BroadBand(barnard_error_fit_broadband)
  • Angstrom exponent(michalsky_angstrom_exponent)
  • Langley regression Io, Michalsky, Direct BroadBand(michalsky_solar_constant_broadband)
more
sgpmfrsrE22.b1:
  • Direct normal narrowband irradiance, filter 4, offset corrected(direct_normal_narrowband_filter4)
  • Narrowband Direct Normal Irradiance, Filter 3, cosine corrected(direct_normal_narrowband_filter3)
  • Direct normal narrowband irradiance, filter 2, offset corrected(direct_normal_narrowband_filter2)
  • Narrowband Direct Normal Irradiance, Filter 1(direct_normal_narrowband_filter1)
  • Direct normal narrowband irradiance, filter 6, offset corrected(direct_normal_narrowband_filter6)
  • Narrowband Direct Normal Irradiance, Filter 5(direct_normal_narrowband_filter5)
  • Narrowband hemispheric irradiance, filter 4, offset and cosine corrected(hemisp_narrowband_filter4)
  • Narrowband Hemispheric Irradiance, Filter 5, offset corrected(hemisp_narrowband_filter5)
  • Narrowband Hemispheric Irradiance, Filter 2(hemisp_narrowband_filter2)
  • Narrowband hemispheric irradiance, filter 3, offset and cosine corrected(hemisp_narrowband_filter3)
  • Narrowband Hemispheric Irradiance, Filter 1, offset corrected(hemisp_narrowband_filter1)
  • Narrowband hemispheric irradiance, filter 6, nominal wavelength is 935 nm(hemisp_narrowband_filter6)
  • Cosine correction of broadband diffuse, assuming Rayleigh sky at 45 degree
    zenith angle(diffuse_correction_broadband)
  • Direct Normal Broadband Irradiance, cosine corrected, broadband scale applied(direct_normal_broadband)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 1, offset corrected(diffuse_hemisp_narrowband_filter1)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 2, offset corrected(diffuse_hemisp_narrowband_filter2)
  • Narrowband diffuse hemispheric irradiance, filter 5, offset and cosine corrected(diffuse_hemisp_narrowband_filter5)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 6, offset corrected(diffuse_hemisp_narrowband_filter6)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4)
  • Hemispheric broadband irradiance(hemisp_broadband)
  • Cosine correction of filter3 diffuse, assuming Rayleigh sky at 45 deg zenith
    angle(diffuse_correction_filter3)
  • Cosine correction of filter2 diffuse, assuming Rayleigh sky at 45 deg zenith
    angle(diffuse_correction_filter2)
  • Cosine correction of filter1 diffuse, assuming Rayleigh sky at 45 degree zenith
    angle(diffuse_correction_filter1)
  • Diffuse Hemispheric Broadband Irradiance, offset corrected(diffuse_hemisp_broadband)
  • Direct Horizontal Broadband Irradiance(direct_horizontal_broadband)
  • Ratio of direct_normal_filter1 to diffuse_hemisp_filter1(direct_diffuse_ratio_filter1)
  • Ratio of direct_normal_filter2 to diffuse_hemisp_filter2(direct_diffuse_ratio_filter2)
  • Ratio of direct_normal_filter5 to diffuse_hemisp_filter5(direct_diffuse_ratio_filter5)
  • Ratio of direct_normal_broadband to diffuse_hemisp_broadband(direct_diffuse_ratio_broadband)
  • Ratio of direct_normal_narrowband_filter6 to diffuse_hemisp_narrowband_filter6(direct_diffuse_ratio_filter6)
  • Ratio of direct_normal_narrowband_filter3 to diffuse_hemisp_narrowband_filter3(direct_diffuse_ratio_filter3)
  • Ratio of direct_normal_filter4 to diffuse_hemisp_filter4(direct_diffuse_ratio_filter4)
  • Cosine correction of filter6 diffuse, assuming Rayleigh sky at 45 deg zenith
    angle(diffuse_correction_filter6)
  • Cosine correction of filter5 diffuse, assuming Rayleigh sky at 45 deg zenith
    angle(diffuse_correction_filter5)
  • Cosine correction of filter4 diffuse, assuming Rayleigh sky at 45 deg zenith
    angle(diffuse_correction_filter4)
  • Narrowband Direct Horizontal Irradiance, Filter 6, cosine corrected(direct_horizontal_narrowband_filter6)
  • Narrowband Direct Horizontal Irradiance, Filter 2, cosine corrected(direct_horizontal_narrowband_filter2)
  • Direct Horizontal Narrowband Irradiance, Filter 3(direct_horizontal_narrowband_filter3)
  • Narrowband Direct Horizontal Irradiance, Filter 4, cosine corrected(direct_horizontal_narrowband_filter4)
  • Narrowband Direct Horizontal Irradiance, Filter 5, cosine corrected(direct_horizontal_narrowband_filter5)
  • Direct horizontal narrowband irradiance, filter 1(direct_horizontal_narrowband_filter1)
more
sgpmfrsrE22.a0:
  • Diffuse Narrowband Hemispheric Irradiance, Filter 1, offset corrected(diffuse_hemisp_narrowband_filter1)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 2, offset corrected(diffuse_hemisp_narrowband_filter2)
  • Narrowband diffuse hemispheric irradiance, filter 5, offset and cosine corrected(diffuse_hemisp_narrowband_filter5)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 6, offset corrected(diffuse_hemisp_narrowband_filter6)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 3(diffuse_hemisp_narrowband_filter3)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 4(diffuse_hemisp_narrowband_filter4)
  • Diffuse narrowband hemispheric irradiance, filter 3(diffuse_hemisp_narrowband_filter3_raw)
  • Diffuse Hemispheric Broadband Irradiance, offset corrected(diffuse_hemisp_broadband)
  • Diffuse narrowband hemispheric irradiance, filter 4(diffuse_hemisp_narrowband_filter4_raw)
  • Diffuse Hemispheric Broadband Irradiance(diffuse_hemisp_broadband_raw)
  • Direct Horizontal Broadband Irradiance(direct_horizontal_broadband)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 5(diffuse_hemisp_narrowband_filter5_raw)
  • Diffuse narrowband hemispheric irradiance, filter 1(diffuse_hemisp_narrowband_filter1_raw)
  • Diffuse narrowband hemispheric irradiance, filter 6(diffuse_hemisp_narrowband_filter6_raw)
  • Direct Horizontal Narrowband Irradiance, Filter 3(direct_horizontal_narrowband_filter3)
  • Narrowband Direct Horizontal Irradiance, Filter 2, cosine corrected(direct_horizontal_narrowband_filter2)
  • Narrowband Direct Horizontal Irradiance, Filter 5, cosine corrected(direct_horizontal_narrowband_filter5)
  • Narrowband Direct Horizontal Irradiance, Filter 4, cosine corrected(direct_horizontal_narrowband_filter4)
  • Narrowband Direct Horizontal Irradiance, Filter 6, cosine corrected(direct_horizontal_narrowband_filter6)
  • Direct horizontal narrowband irradiance, filter 1(direct_horizontal_narrowband_filter1)
  • Diffuse Narrowband Hemispheric Irradiance, Filter 2(diffuse_hemisp_narrowband_filter2_raw)
more
sgpmfrsrE22.00:
  • (Raw data stream - documentation not supported)
more

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