| B21&B31_last 30 days | Band20
 | RGB(20-31-32) | RGB(29-31-32) |
| 2010-02-05+17h (GMT): dT(B20-B31)= 10.12; IQN = 814 |
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| 2010-02-05+14h (GMT): dT(B20-B31)= 9.19; IQN = 961 |
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| 2010-02-04+18h (GMT): dT(B20-B31)= 6.69; IQN = 660 |
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| 2010-02-04+14h (GMT): dT(B20-B31)= 8.28; IQN = 516 |
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| 2010-02-03+17h (GMT): dT(B20-B31)= 16.91; IQN = 486 |
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| 2010-02-03+14h (GMT): dT(B20-B31)= 8.39; IQN = 624 |
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| 2010-02-02+18h (GMT): dT(B20-B31)= 6.68; IQN = 991 |
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| 2010-02-02+15h (GMT): dT(B20-B31)= 7.43; IQN = 854 |
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| 2010-02-01+17h (GMT): dT(B20-B31)= 6.41; IQN = 161 |
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| 2010-02-01+14h (GMT): dT(B20-B31)= 7.79; IQN = 302 |
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| 2010-01-30+17h (GMT): dT(B20-B31)= 6.56; IQN = 170 |
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| 2010-01-30+14h (GMT): dT(B20-B31)= 6.3; IQN = 18 |
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| 2010-01-29+17h (GMT): dT(B20-B31)= 6.54; IQN = 983 |
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| 2010-01-29+13h (GMT): dT(B20-B31)= 10.55; IQN = xx1122 |
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| 2010-01-28+17h (GMT): dT(B20-B31)= 8.49; IQN = 489 |
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| 2010-01-28+14h (GMT): dT(B20-B31)= 14.27; IQN = 355 |
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| 2010-01-27+17h (GMT): dT(B20-B31)= 8.41; IQN = 649 |
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| 2010-01-27+14h (GMT): dT(B20-B31)= 7.96; IQN = 802 |
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| 2010-01-26+18h (GMT): dT(B20-B31)= 7.66; IQN = 826 |
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| 2010-01-26+15h (GMT): dT(B20-B31)= 7.64; IQN = 674 |
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| 2010-01-25+17h (GMT): dT(B20-B31)= 5.17; IQN = 325 |
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| 2010-01-25+14h (GMT): dT(B20-B31)= 5.31; IQN = 464 |
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| 2010-01-24+15h (GMT): dT(B20-B31)= 7.48; IQN = 1013 |
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| 2010-01-23+17h (GMT): dT(B20-B31)= 5.79; IQN = 5 |
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| 2010-01-23+14h (GMT): dT(B20-B31)= 6.62; IQN = 144 |
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| 2010-01-22+16h (GMT): dT(B20-B31)= 6.33; IQN = xx1144 |
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| 2010-01-21+17h (GMT): dT(B20-B31)= 4.08; IQN = 333 |
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| 2010-01-21+14h (GMT): dT(B20-B31)= 5; IQN = 193 |
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| 2010-01-20+17h (GMT): dT(B20-B31)= 22.42; IQN = 814 |
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| 2010-01-20+14h (GMT): dT(B20-B31)= 17.96; IQN = 963 |
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