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Difference between IIR and MODIS C5 residuals from the stand-alone approach over oceans for IIR Version 1 (orange: day; light blue: night) and Version 2 (red: day; dark blue: night) in July 2008. (a) IIR1–MODIS29; (b) IIR2–MODIS31; (c) IIR3–MODIS32.
