MODIS/Aqua Calibration and Algorithm Testing

Comparative Time-Series Analyses of Oceanic Optical Properties

Test Descriptions (internal link)

Test to Test Comparisons

Sensitivity to Algorithm Change

  • AT01 vs AT02 Effect of current polarization correction
  • AT01 vs AT03 Effect of polarization correction, corrected phase
  • AT03 vs AT06 Effect of polarization correction, corrected magnitude
  • AT06 vs AT07 Effect of HIGLINT masking
  • AT07 vs AT08 Effect of reduced cloud threshold (0.027)
  • AT21 vs AT20 Effect of L1B LUT change (beta-angle-corrected fit to SD m1s)
  • AT27 vs AT24 Effect of RSR changes and new Pressure Correction
  • AT30 vs AT27 Effect of LUT update + wind-dependent Fresnel BRDF in solar path
  • AT31 vs AT30 Effect of Morel f/Q
  • AT33 vs AT32 Effect of revised MOBY measurements
  • AT37 vs AT33 Effect of updated L1B LUT
  • AT38 vs AT33 Effect of updated L1B LUT + Collection 5 + MOBY
  • AT40 vs AT39 Effect of Revised RVS

    • Comparisons with SeaWiFS

  • AT01 vs ST01 Fresnel BRDF, no polarization correction
  • AT02 vs ST01 AT01 with standard polarization correction
  • AT03 vs ST01 AT01 with corrected phase polarization correction
  • AT06 vs ST01 AT01 with corrected phase and magnitude polarization correction
  • AT07 vs ST01 AT06 with HIGLINT masking
  • AT08 vs ST01 AT07 with reduced cloud threshold (0.027)
  • AT11 vs ST01 AT08 with updated L1B LUT (V4.3.1.5S)
  • AT11 vs ST06 AT08 with updated L1B LUT (V4.3.1.5S) vs ST06
  • AT15 vs ST06 AT11 with updated vicarious calibration
  • AT18 vs ST06 AT15 with binning of negatives as zeros
  • AT20 vs ST06 AT21 with beta-angle-corrected fit to SD m1s
  • AT21 vs ST06 AT18 with alternate L1B LUT (V4.3.1.8_OC.1)
  • AT22 vs ST06 AT18 with 5x3 dilation of HILT and CLDICE mask
  • AT23 vs ST06 AT20 with 7x5 dilation of HILT and CLDICE mask
  • AT24 vs ST08 New Baseline, AT23 with MSl12 V5
  • AT27 vs ST09 AT24 with update RSR and pressure corrections
  • AT30 vs ST13 AT27 with wind-dependent Fresnel BRDF in solar path + LUT update
  • AT31 vs ST14 AT30 with Morel f/Q
  • AT32 vs ST14 AT31 with max solz reduced from 75 to 70-deg
  • AT33 vs SR05 (ST15) MODIS/Aqua Reprocessing 1 versus SeaWiFS Reprocessing 5
  • AT34 vs ST15 AT33 with destriping LUT
  • AT35 vs ST15 AT33 with polarization reversed at 551
  • AT37 vs SR05 R1 with updated L1B LUT
  • AT39 vs ST17 R1 with updated L1B LUT (refit SD, destriping, V8 ozone)
  • AT40 vs ST17 R1 with updated L1B LUT (refit SD, RVS, destriping)
  • AT41 vs ST17 R1 with updated L1B LUT (refit SD, adjusted destriping)

    • Full mission operational trends for SeaWiFS are available at http://seawifs.gsfc.nasa.gov/staff/franz/l3trend/seawifs/
    Test descriptions for SeaWiFS are available at http://seawifs.gsfc.nasa.gov/staff/franz/docs/seawifs_testing.html
    Testing analyses for SeaWiFS are available at http://seawifs.gsfc.nasa.gov/staff/franz/l3trend/seawifs_testing.html

    Bryan Franz