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Median IIR–MODIS C5 BTDs vs. latitude under clear-sky conditions over oceans in July 2008 for IIR Version 1 (a, c, e) and Version 2 (b, d, f). (a, b) IIR1–MODIS29; (c, d) IIR2– MODIS31; (e, f) IIR3–MODIS32. Purple: sound rows; green: flawed rows. Solid: day; dashed: night.
