| B21&B31_last 30 days | Band20
 | RGB(20-31-32) | RGB(29-31-32) |
| 2010-02-05+15h (GMT): dT(B20-B31)= 7.46; IQN = 384 |
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| 2010-02-05+12h (GMT): dT(B20-B31)= 8.41; IQN = 412 |
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| 2010-02-04+16h (GMT): dT(B20-B31)= 12.84; IQN = xx1093 |
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| 2010-02-04+13h (GMT): dT(B20-B31)= 19.84; IQN = xx1064 |
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| 2010-02-03+15h (GMT): dT(B20-B31)= 6.64; IQN = 55 |
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| 2010-02-03+12h (GMT): dT(B20-B31)= 6.64; IQN = 75 |
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| 2010-02-01+15h (GMT): dT(B20-B31)= 5.6; IQN = 270 |
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| 2010-02-01+12h (GMT): dT(B20-B31)= 10.1; IQN = 245 |
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| 2010-01-31+15h (GMT): dT(B20-B31)= 5.37; IQN = 876 |
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| 2010-01-31+12h (GMT): dT(B20-B31)= 16.03; IQN = 895 |
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| 2010-01-30+16h (GMT): dT(B20-B31)= 6.37; IQN = 601 |
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| 2010-01-30+13h (GMT): dT(B20-B31)= 6.99; IQN = 582 |
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| 2010-01-29+15h (GMT): dT(B20-B31)= 3.61; IQN = 551 |
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| 2010-01-29+12h (GMT): dT(B20-B31)= 11.6; IQN = 574 |
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| 2010-01-28+16h (GMT): dT(B20-B31)= 6.37; IQN = 924 |
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| 2010-01-28+13h (GMT): dT(B20-B31)= 9.22; IQN = 902 |
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| 2010-01-27+15h (GMT): dT(B20-B31)= 9.42; IQN = 219 |
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| 2010-01-27+12h (GMT): dT(B20-B31)= 12.27; IQN = 237 |
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| 2010-01-25+15h (GMT): dT(B20-B31)= 9.01; IQN = 104 |
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| 2010-01-25+12h (GMT): dT(B20-B31)= 16.24; IQN = 83 |
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| 2010-01-24+15h (GMT): dT(B20-B31)= 7.09; IQN = 1040 |
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| 2010-01-24+12h (GMT): dT(B20-B31)= 15.93; IQN = xx1058 |
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| 2010-01-23+15h (GMT): dT(B20-B31)= 5.92; IQN = 437 |
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| 2010-01-23+12h (GMT): dT(B20-B31)= 6.13; IQN = 419 |
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| 2010-01-22+15h (GMT): dT(B20-B31)= 6.84; IQN = 714 |
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| 2010-01-21+16h (GMT): dT(B20-B31)= 16.13; IQN = 764 |
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| 2010-01-21+13h (GMT): dT(B20-B31)= 21.08; IQN = 742 |
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| 2010-01-20+15h (GMT): dT(B20-B31)= 2.46; IQN = 384 |
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| 2010-01-20+12h (GMT): dT(B20-B31)= 21.33; IQN = 415 |
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| 2010-01-19+16h (GMT): dT(B20-B31)= 10.19; IQN = xx1094 |
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