| B21&B31_last 30 days | Band20
   | RGB(20-31-32) | RGB(29-31-32) | 
| 2024-04-27+19h (GMT):   dT(B20-B31)= 17.8;   IQN = 223 | 
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| 2024-04-27+15h (GMT):   dT(B20-B31)= 16.34;   IQN = 385 | 
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| 2024-04-26+18h (GMT):   dT(B20-B31)= 12.07;   IQN = 867 | 
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| 2024-04-26+14h (GMT):   dT(B20-B31)= 12.16;   IQN = 697 | 
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| 2024-04-25+19h (GMT):   dT(B20-B31)= 5.68;   IQN = 658 | 
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| 2024-04-25+15h (GMT):   dT(B20-B31)= 2.25;   IQN = 837 | 
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| 2023-10-16+18h (GMT):   dT(B20-B31)= 2.81;   IQN = xx1096 | 
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| 2023-10-16+14h (GMT):   dT(B20-B31)= 3.96;   IQN = 379 | 
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| 2023-10-15+18h (GMT):   dT(B20-B31)= 1.19;   IQN = 412 | 
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| 2023-10-14+18h (GMT):   dT(B20-B31)= -0.04;   IQN = 695 | 
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| 2023-10-14+15h (GMT):   dT(B20-B31)= 4.68;   IQN = 75 | 
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| 2023-10-13+19h (GMT):   dT(B20-B31)= 1.89;   IQN = 813 | 
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| 2023-10-13+14h (GMT):   dT(B20-B31)= 3.18;   IQN = 1029 | 
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| 2023-10-12+18h (GMT):   dT(B20-B31)= 2.91;   IQN = 295 | 
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| 2023-10-12+15h (GMT):   dT(B20-B31)= 2.96;   IQN = 515 | 
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| 2023-10-11+14h (GMT):   dT(B20-B31)= 3.32;   IQN = 574 | 
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| 2023-10-10+18h (GMT):   dT(B20-B31)= 2.72;   IQN = 103 | 
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| 2023-10-10+15h (GMT):   dT(B20-B31)= 3.54;   IQN = 952 | 
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| 2023-10-09+18h (GMT):   dT(B20-B31)= 7.34;   IQN = 1007 | 
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| 2023-10-09+14h (GMT):   dT(B20-B31)= 6.44;   IQN = 136 | 
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| 2023-10-08+19h (GMT):   dT(B20-B31)= 4.03;   IQN = 502 | 
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| 2023-10-07+18h (GMT):   dT(B20-B31)= 1.68;   IQN = 609 | 
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| 2023-10-07+15h (GMT):   dT(B20-B31)= 2.35;   IQN = 301 | 
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| 2023-10-06+19h (GMT):   dT(B20-B31)= 1;   IQN = 901 | 
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| 2023-10-06+14h (GMT):   dT(B20-B31)= 3.28;   IQN = 787 | 
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| 2023-10-05+18h (GMT):   dT(B20-B31)= 0.77;   IQN = 213 | 
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| 2023-10-05+15h (GMT):   dT(B20-B31)= 2.91;   IQN = 756 | 
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| 2023-10-04+14h (GMT):   dT(B20-B31)= 3.02;   IQN = 333 | 
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| 2023-10-03+18h (GMT):   dT(B20-B31)= 1.37;   IQN = 181 | 
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| 2023-10-02+18h (GMT):   dT(B20-B31)= 9.7;   IQN = 928 | 
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