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Atef O. Sherif - CIMAP

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� Several sets of<br />

simulations were<br />

performed; using<br />

FDDA0: as a reference<br />

case, FDDA1: Grid<br />

FDDA from FNL.,<br />

FDDA2: Grid FDDA<br />

from ATOVS, FDDA3:<br />

Grid FDDA from FNL +<br />

ATOVS.<br />

� Comparison of<br />

simulations results<br />

with surface<br />

observations at nine<br />

monitoring locations and<br />

soundings at five<br />

monitoring locations.<br />

� Validation results in<br />

FDDA1 is more efficient<br />

for research where FNL<br />

datasets are available<br />

15 May 2008 A. O. <strong>Sherif</strong><br />

Vertical temperature profile<br />

for the different FDDA<br />

Techniques: at Helwan<br />

Station<br />

Ground temperature inversion,<br />

GTI, and Particulate matter<br />

Measurements, PM10 over Greater<br />

Cairo<br />

FDDA1 was better correlated and more efficient for<br />

research where FNL datasets are available<br />

NFS-AST Workshop on Supercomputing Applications in Climate and Remote Sensing<br />

Cairo Egypt, 13-16 May 2008<br />

Cairo University<br />

FVLab<br />

Subsidence Temperature Inversion, SDI, over<br />

Cairo vs satellite based Aerosol Optical Depth<br />

AOD<br />

19

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