MOESM1 of Temporal variations of plume activities before the 8 October 2016 eruption of Aso volcano, Japan, detected by ground-based and satellite measurements

Additional file 1.  Supplementary information on the analysis method, results, and discussions and supplementary figures. Figure S1. Correlation plot of plume height against wind speed. Figure S2. Boxplot of plume height for each hour and time-series of plume height for every four hours. Figure S3. Maps of the 10-days averaged SO2 TRL VCDs. Figure S4. Maps of the monthly averaged SO2 TRL VCDs. Figure S5. Time-series of SO2 TRL mass and its correlation plot against the fourth power of plume height. Figure S6. Correlation plot of SO2 mass against SO2 flux. Figure S7. Correlation plot of SO2 mass against the fourth power of plume height with wind speed.