| B21&B31_last 30 days | Band20
 | RGB(20-31-32) | RGB(29-31-32) |
| 2010-02-05+18h (GMT): dT(B20-B31)= 5.61; IQN = 340 |
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| 2010-02-05+15h (GMT): dT(B20-B31)= 8.46; IQN = 131 |
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| 2010-02-04+19h (GMT): dT(B20-B31)= 1.49; IQN = xx1137 |
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| 2010-02-03+18h (GMT): dT(B20-B31)= 2.74; IQN = 15 |
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| 2010-02-03+15h (GMT): dT(B20-B31)= 6.93; IQN = 203 |
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| 2010-02-02+15h (GMT): dT(B20-B31)= 2.65; IQN = 951 |
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| 2010-02-01+19h (GMT): dT(B20-B31)= 11.44; IQN = 317 |
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| 2010-02-01+16h (GMT): dT(B20-B31)= 12.97; IQN = 526 |
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| 2010-01-31+18h (GMT): dT(B20-B31)= 10.02; IQN = 839 |
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| 2010-01-31+15h (GMT): dT(B20-B31)= 11.55; IQN = 617 |
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| 2010-01-30+19h (GMT): dT(B20-B31)= 2.45; IQN = 639 |
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| 2010-01-30+16h (GMT): dT(B20-B31)= 7.43; IQN = 860 |
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| 2010-01-29+18h (GMT): dT(B20-B31)= 2.87; IQN = 505 |
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| 2010-01-29+15h (GMT): dT(B20-B31)= 13.84; IQN = 293 |
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| 2010-01-28+19h (GMT): dT(B20-B31)= 4.68; IQN = 974 |
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| 2010-01-27+18h (GMT): dT(B20-B31)= 4.79; IQN = 180 |
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| 2010-01-27+15h (GMT): dT(B20-B31)= 4.59; IQN = 26 |
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| 2010-01-26+15h (GMT): dT(B20-B31)= 4.8; IQN = xx1113 |
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| 2010-01-25+19h (GMT): dT(B20-B31)= 1.29; IQN = 152 |
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| 2010-01-25+16h (GMT): dT(B20-B31)= 1.19; IQN = 364 |
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| 2010-01-24+18h (GMT): dT(B20-B31)= 20.35; IQN = 999 |
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| 2010-01-24+15h (GMT): dT(B20-B31)= 4.63; IQN = 793 |
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| 2010-01-23+19h (GMT): dT(B20-B31)= 14.47; IQN = 478 |
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| 2010-01-23+16h (GMT): dT(B20-B31)= 8; IQN = 684 |
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| 2010-01-22+18h (GMT): dT(B20-B31)= 14.4; IQN = 670 |
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| 2010-01-21+19h (GMT): dT(B20-B31)= 5.58; IQN = 808 |
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| 2010-01-21+16h (GMT): dT(B20-B31)= 8.03; IQN = 1022 |
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| 2010-01-20+18h (GMT): dT(B20-B31)= 2.61; IQN = 340 |
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| 2010-01-20+15h (GMT): dT(B20-B31)= 9; IQN = 134 |
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| 2010-01-19+19h (GMT): dT(B20-B31)= 5.39; IQN = xx1137 |
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