Fig. 4: Sensitivity analysis of SSA based on USM model.
From: Retrieval of hourly aerosol single scattering albedo over land using geostationary satellite data

a Vegetated areas (dark surface, 34°40′5.21″N, 116°58′28.79″E), fk = 0.070750, 0.035759, 0.09853. b Desert areas (bright surface, 42°12′58.52″N, 117°7′21.93″E); fk = 0.279533, 0.162176, 0.054849. The fk (k = iso, vol, or geo) are obtained from the monthly mean value of MCD43C2 products in February.