| B21&B31_last 30 days | Band20
 | RGB(20-31-32) | RGB(29-31-32) |
| 2009-11-17+17h (GMT): dT(B20-B31)= 5.05; IQN = xx1093 |
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| 2009-11-16+18h (GMT): dT(B20-B31)= 22.8; IQN = 381 |
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| 2009-11-16+14h (GMT): dT(B20-B31)= 25.61; IQN = 240 |
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| 2009-11-15+17h (GMT): dT(B20-B31)= 5.16; IQN = 766 |
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| 2009-11-15+14h (GMT): dT(B20-B31)= 11.22; IQN = 900 |
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| 2009-11-14+18h (GMT): dT(B20-B31)= 20.01; IQN = 711 |
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| 2009-11-14+15h (GMT): dT(B20-B31)= 21.75; IQN = 578 |
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| 2009-11-13+17h (GMT): dT(B20-B31)= 14.98; IQN = 438 |
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| 2009-11-13+14h (GMT): dT(B20-B31)= 24.8; IQN = 578 |
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| 2009-11-12+18h (GMT): dT(B20-B31)= 18.18; IQN = 1036 |
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| 2009-11-12+15h (GMT): dT(B20-B31)= 5.93; IQN = 898 |
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| 2009-11-09+17h (GMT): dT(B20-B31)= 5.21; IQN = 215 |
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| 2009-11-09+14h (GMT): dT(B20-B31)= 31.13; IQN = 80 |
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| 2009-11-08+17h (GMT): dT(B20-B31)= 26.77; IQN = 926 |
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| 2009-11-08+14h (GMT): dT(B20-B31)= 33.38; IQN = xx1076 |
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| 2009-11-07+18h (GMT): dT(B20-B31)= 31.92; IQN = 549 |
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| 2009-11-07+15h (GMT): dT(B20-B31)= 35.18; IQN = 400 |
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| 2009-11-06+17h (GMT): dT(B20-B31)= 12; IQN = 602 |
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| 2009-11-06+14h (GMT): dT(B20-B31)= 10.91; IQN = 739 |
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| 2009-11-05+18h (GMT): dT(B20-B31)= 13.09; IQN = 867 |
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| 2009-11-05+15h (GMT): dT(B20-B31)= 14.87; IQN = 739 |
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| 2009-11-04+17h (GMT): dT(B20-B31)= 35.35; IQN = 269 |
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| 2009-11-04+14h (GMT): dT(B20-B31)= 31.55; IQN = 418 |
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| 2009-11-03+15h (GMT): dT(B20-B31)= 5.33; IQN = xx1057 |
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| 2009-11-02+17h (GMT): dT(B20-B31)= 20.03; IQN = 56 |
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| 2009-11-02+14h (GMT): dT(B20-B31)= 35.41; IQN = 80 |
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| 2009-11-01+17h (GMT): dT(B20-B31)= 3; IQN = xx1088 |
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| 2009-10-31+18h (GMT): dT(B20-B31)= 31.38; IQN = 386 |
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| 2009-10-31+14h (GMT): dT(B20-B31)= 32.8; IQN = 239 |
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| 2009-10-30+17h (GMT): dT(B20-B31)= 11.01; IQN = 762 |
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