| Field | Description |
|---|
| 1 | Date (YYYYMMDD) |
| 2 | Hour (fractional) |
| 3 | Incidence Angle (degrees) |
| 4 | Azimuth Angle (degrees) |
| 5 | Reference Global Horizontal Irradiance (W/m2) |
| 6 | Reference Direct Normal Irradiance (W/m2) |
| 7 | Reference Diffuse Horizontal Irradiance (W/m2) |
