| B21&B31_last 30 days | Band20
 | RGB(20-31-32) | RGB(29-31-32) |
| 2010-03-17+13h (GMT): dT(B20-B31)= 4.37; IQN = xx1129 |
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| 2010-03-16+12h (GMT): dT(B20-B31)= 13.35; IQN = 10 |
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| 2010-03-14+15h (GMT): dT(B20-B31)= 5.44; IQN = 325 |
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| 2010-03-14+12h (GMT): dT(B20-B31)= 9.18; IQN = 311 |
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| 2010-03-13+15h (GMT): dT(B20-B31)= 1.36; IQN = 821 |
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| 2010-03-13+12h (GMT): dT(B20-B31)= 12.42; IQN = 830 |
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| 2010-03-12+15h (GMT): dT(B20-B31)= 8.55; IQN = 656 |
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| 2010-03-12+12h (GMT): dT(B20-B31)= 9.72; IQN = 647 |
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| 2010-03-11+15h (GMT): dT(B20-B31)= 15.2; IQN = 493 |
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| 2010-03-11+12h (GMT): dT(B20-B31)= 7.06; IQN = 508 |
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| 2010-03-10+16h (GMT): dT(B20-B31)= 8.19; IQN = 985 |
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| 2010-03-10+13h (GMT): dT(B20-B31)= 13.49; IQN = 970 |
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| 2010-03-09+12h (GMT): dT(B20-B31)= 3.5; IQN = 186 |
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| 2010-03-07+15h (GMT): dT(B20-B31)= 13.7; IQN = 165 |
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| 2010-03-07+12h (GMT): dT(B20-B31)= 9.34; IQN = 150 |
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| 2010-03-06+14h (GMT): dT(B20-B31)= 13.03; IQN = 986 |
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| 2010-03-06+11h (GMT): dT(B20-B31)= 7.23; IQN = 1006 |
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| 2010-03-05+15h (GMT): dT(B20-B31)= 7.59; IQN = 490 |
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| 2010-03-05+12h (GMT): dT(B20-B31)= 9.76; IQN = 471 |
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| 2010-03-04+15h (GMT): dT(B20-B31)= 5.85; IQN = 654 |
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| 2010-03-04+12h (GMT): dT(B20-B31)= 23.15; IQN = 668 |
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| 2010-03-03+16h (GMT): dT(B20-B31)= 8.75; IQN = 824 |
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| 2010-03-03+13h (GMT): dT(B20-B31)= 13.93; IQN = 809 |
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| 2010-03-02+15h (GMT): dT(B20-B31)= 4.27; IQN = 331 |
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| 2010-03-02+12h (GMT): dT(B20-B31)= 12.55; IQN = 347 |
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| 2010-03-01+13h (GMT): dT(B20-B31)= 24.41; IQN = xx1129 |
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| 2010-02-28+15h (GMT): dT(B20-B31)= 8.68; IQN = 3 |
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| 2010-02-28+12h (GMT): dT(B20-B31)= 13.51; IQN = 10 |
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| 2010-02-27+14h (GMT): dT(B20-B31)= 22.76; IQN = xx1149 |
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| 2010-02-26+15h (GMT): dT(B20-B31)= 12.01; IQN = 328 |
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