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Comparison Ch01 and 03 Development of deep convection. Development phase. Contact person: Veronika Zwatz-Meise zwatz-meise@zamg.ac.at Version 1.0. 13 July 2004. CH01; 10.30. Ch01: black cloudfree. Ch01: black cloudfree. Ch01: white cloud. CH03; 10.30. Ch01: black Ch03: black
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Comparison Ch01 and 03Development of deep convection Development phase Contact person: Veronika Zwatz-Meise zwatz-meise@zamg.ac.at Version 1.0. 13 July 2004
CH01; 10.30 Ch01: black cloudfree Ch01: black cloudfree Ch01: white cloud
CH03; 10.30 Ch01: black Ch03: black cloudfree Ch01: black Ch03: black cloudfree Ch01: white Ch03: black start of icing (!?)
CH02; 10.45 Ch01: white cloud
CH03; 10.45 Ch01: white Ch03: black continued icing (!?)
CH01; 11.00 Ch01: white cloud
CH03; 11.00 Ch01: white Ch03: black continued icing (!?)
CH01; 11.15 Ch01: white cloud
CH03; 11.15 Ch01: white Ch03: black continued icing (!?)
CH01; 11.30 Ch01: white cloud
CH03; 11.30 Ch01: white Ch03: black continued icing but: different greyshades
CH03; 12.15 Development of grey shade structure within the big dark area
Probable evaluation potential • Darkening in Ch03 can be determined quantitatively and automatically • Can be used together with the deviation images (difference of motion corrected images) for the life cycle of cells
Comparison Ch01,03RGB 134, 149 Development of deep convection: „phase of icing“
CH03; 10.30 Ch01: black Ch03: black cloudfree Ch01: black Ch03: black cloudfree Ch01: white Ch03: black start of icing (!?)
RGB134; 10.30 orange: area of begin of icing
RGB149; 10.30 Some magenta dots but not as indicative as 134
Comparison Ch01,03,09,RGB 134, 149 Development of deep convection „phase of MCSs and merger of MCSs“
CH03; 14.15 Different greyshades from nearly black to light grey; synoptic interpretation: combined signal from water and ice cloud (?)