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Orders and paymentsProduct guidesProspect appTime series and TMY dataAPI TMYFTP and Web ServicespvPlannerSolargis provide access to all solar resource and meteorological data parameters required for evaluation of the energy potential of solar power system.
| TMOD | Module temperature | °C |
| Solar and PV parameters | ||
|---|---|---|
| Data Parameter | Description | Unit |
| GHI | Global Horizontal Irradiance / Irradiation |
W/m2 for instantaneous values Wh/m2 for hourly values kWh/m2 for daily, monthly and yearly values |
| DIF | Diffuse Horizontal Irradiance / Irradiation | |
| DNI | Direct Normal Irradiance / Irradiation | |
| GTI | Global Tilted Irradiance / Irradiation | |
| ALB | Ground Albedo | - |
| PVOUT | Simulated PV Electricity Yield | kWh |
| flagR | Irradiance quality flags: 0: sun below the horizon 1: model value 2: interpolated <=1 hour 3: extrapolated <=1 hour 4: interpolated/extrapolated >1 hour 5: long-term monthly median or persistence 6: synthetic data 11: from NWP forecast model |
N.A. |
| SE | Sun altitude (elevation) angle | ° |
| SA | Sun azimuth angle | ° |
| WG | Wind gust | m/s |
| Meteorological parameters | ||
|---|---|---|
| Data Parameter | Description | Unit |
| TEMP | Air temperature at height of 2 m (dry bulb) | °C |
| WS, WS100 | Wind speed at height of 10 m, Wind speed at height of 100m | m/s |
| WD, WD100 | Wind direction at height of 10 m, Wind direction at height of 100m | ° |
| RH | Relative humidity | % |
| AP | Atmospheric pressure | hPa |
| PWAT | Precipitable Water | kg/m2 |
| SWE | Snow water equivalent | kg/m2 |
