Inthisstudy,anatmosphericcorrectionalgorithm(improved“clearwater”atmosphericcorrectionalgorithmforbroad-bandsensors,or“ICAB”algorithm)wasconstructedandtested,andtheresultsareshowninthispaper.TheRayleighscatteringcontributionsatthreevisiblebandsandonenear-infrared(NIR)bandwereestimatedusi