MODIS(
Precipitation Radar (PR)
Liu et al.(2002d)
Å ö
λ
2000) 2000)
± 3σ
µ µ µ µ
GMS
1 2 3 4
SSM/I 69 SSM/I 95 SSM/I 92 Å ö Å ö
Apha 3.00 2.00 1.00 0.00 May ~ August, 1998 0 40 80 120 160 200 Day series α
BETA BETA 0.60 0.40 0.20 (a) April ~ November, 1998 Number of points = 648 R-squared = 0.916863 0.00 0.00 0.20 0.40 0.60 0.80 1.00 AOD derived by sunphotometer (1998-xs1.grf) (c) March ~ October, 2000 0.80 0.60 0.40 0.20 Number of points = 239 R-squared = 0.981384 0.00 0.00 0.40 0.80 1.20 1.60 AOD derived by sunphotometer (2000-xs1.grf) BETA BETA 0.80 0.60 0.40 0.20 (b) March ~ November, 1999 Number of points = 179 R-squared = 0.968049 0.00 0.00 0.40 0.80 1.20 AOD derived by sunphotometer (1999-xs1.grf) (d) March ~ May, 2001 0.60 0.40 0.20 Number of points = 67 R-squared = 0.996468 0.00 0.00 0.40 0.80 1.20 AOD derived by sunphotometer (2001-xs1.grf)
: Smaller particles : Larger particles 1.00 0.80 0.60 0.40 0.20 1998 1999 2000 2001 0.00 10 20 30 40 (aveapha.grf) Month from Jan, 1998 Seasonal particle size parameter
µ
100000 1.0 No1: Tb=all No2: Tb<235K 0.9 80000 0.8 0.7 60000 0.6 0.5 40000 0.4 0.3 20000 0.2 0.1 0 0.0 0.0 0.2 0.4 0.6 0.8 1.0 OPI Frequency No1/No2