Files under radflux/YYYY/MM contain 1-min averages of Surface Downwelling Shortwave (solar) and Longwave
(infrared) irradiances measured at SIRTA
For information concerning those files, email: martial.haeffelin@lmd.polytechnique.fr

1:hr | 2:min | 3:Solar Zenith Angle (deg) | 
4, 5, 6, 7: 1-min average values
4:Direct Solar Flux (W/m2) | 5:Diffuse Solar Flux (W/m2) | 6:Global Solar Flux (component summation, W/m2) | 7:Downwelling IR Flux (W/m2)
8, 9, 10, 11: 1-min minimum values
8:Direct Solar Flux (W/m2) | 9:Diffuse Solar Flux (W/m2) | 10:Global Solar Flux (component summation, W/m2) | 11:Downwelling IR Flux (W/m2)
12, 13, 14, 15: 1-min maximum values
12:Direct Solar Flux (W/m2) | 13:Diffuse Solar Flux (W/m2) | 14:Global Solar Flux (component summation, W/m2) | 15:Downwelling IR Flux (W/m2)
16, 17, 18, 19: 1-min standard deviation values
16:Direct Solar Flux (W/m2) | 17:Diffuse Solar Flux (W/m2) | 18:Global Solar Flux (component summation, W/m2) | 19:Downwelling IR Flux (W/m2)
20: number of observations per minute |
21, 22, 23, 24: Quality flag (0: value outside physical bounds; 1: value inside physical bounds)
25, 26, 27, 28: Quality flag (0: exceptionally high or low value; 1: not an exceptional value)