| B21&B31_last 30 days | Band20
 | RGB(20-31-32) | RGB(29-31-32) |
| 2009-11-17+17h (GMT): dT(B20-B31)= 10.76; IQN = 823 |
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| 2009-11-17+14h (GMT): dT(B20-B31)= 10.6; IQN = 956 |
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| 2009-11-16+18h (GMT): dT(B20-B31)= 3.63; IQN = 651 |
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| 2009-11-16+14h (GMT): dT(B20-B31)= 3.72; IQN = 521 |
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| 2009-11-15+17h (GMT): dT(B20-B31)= 6.88; IQN = 494 |
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| 2009-11-15+14h (GMT): dT(B20-B31)= 5.46; IQN = 618 |
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| 2009-11-14+18h (GMT): dT(B20-B31)= 5.88; IQN = 983 |
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| 2009-11-14+15h (GMT): dT(B20-B31)= 7.51; IQN = 860 |
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| 2009-11-13+17h (GMT): dT(B20-B31)= 10.54; IQN = 168 |
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| 2009-11-13+14h (GMT): dT(B20-B31)= 20.53; IQN = 296 |
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| 2009-11-10+17h (GMT): dT(B20-B31)= 2.72; IQN = 989 |
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| 2009-11-10+13h (GMT): dT(B20-B31)= 4.39; IQN = xx1116 |
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| 2009-11-09+17h (GMT): dT(B20-B31)= 3.66; IQN = 485 |
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| 2009-11-09+14h (GMT): dT(B20-B31)= 3.86; IQN = 361 |
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| 2009-11-08+17h (GMT): dT(B20-B31)= 10.72; IQN = 655 |
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| 2009-11-08+14h (GMT): dT(B20-B31)= 8.76; IQN = 794 |
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| 2009-11-07+18h (GMT): dT(B20-B31)= 8.97; IQN = 821 |
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| 2009-11-07+15h (GMT): dT(B20-B31)= 12.15; IQN = 681 |
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| 2009-11-06+17h (GMT): dT(B20-B31)= 5.39; IQN = 330 |
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| 2009-11-06+14h (GMT): dT(B20-B31)= 4.41; IQN = 457 |
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| 2009-11-05+18h (GMT): dT(B20-B31)= 3.6; IQN = xx1148 |
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| 2009-11-05+15h (GMT): dT(B20-B31)= 4.18; IQN = 1020 |
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| 2009-11-04+17h (GMT): dT(B20-B31)= 4.11; IQN = 1 |
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| 2009-11-04+14h (GMT): dT(B20-B31)= 3.36; IQN = 136 |
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| 2009-11-03+16h (GMT): dT(B20-B31)= 2.85; IQN = xx1149 |
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| 2009-11-02+17h (GMT): dT(B20-B31)= 3.34; IQN = 328 |
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| 2009-11-02+14h (GMT): dT(B20-B31)= 3.2; IQN = 201 |
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| 2009-11-01+17h (GMT): dT(B20-B31)= 5.6; IQN = 818 |
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| 2009-11-01+14h (GMT): dT(B20-B31)= 5.23; IQN = 956 |
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| 2009-10-31+18h (GMT): dT(B20-B31)= 6.48; IQN = 657 |
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