Table 1.3. SSE Climatology and Global Parameters POWER Data Access Viewer (DAV) Folder System
1. Diurnal Cloud Information:
  • Frequency Of Near-overcast Skies >= 70% At 00, 03, 06, 09, 12, 15, 18, 21 GMT (%)
  • Frequency Of Broken-cloud Skies 10 - 70 % At 00, 03, 06, 09, 12, 15, 18, 21 GMT (%)
  • Frequency Of Clear Skies < 10% At00, 03, 06, 09, 12, 15, 18, 21GMT (%)
  • Cloud Amount at 00, 03, 06, 09, 12, 15, 18, 21 GMT (%)
  • Daylight Cloud Amount (%)
  • 2. Meteorology (Moisture and Other):
  • Precipitation (mm day-1)
  • Total Column Perceptible Water (cm)
  • Specific Humidity at 2 Meters (kg kg-1)
  • Relative Humidity at 2 Meters (%)
  • Surface Pressure (kPa)
  • 3. Meteorology (Temperature):
  • Maximum Earth Skin Temperature (°C)
  • Minimum Earth Skin Temperature (°C)
  • Earth Skin Temperature Amplitude (°C)
  • Earth Skin Temperature Range (°C)
  • Temperature Range at 2 Meters (°C)
  • Frost Days (Days)
  • Cooling Degree Days Above 0, 10, 18.3 °C (Degree C-d)
  • Heating Degree Days Below 0, 10, 18.3 °C (Degree C-d)
  • Earth Skin Temperature (°C)
  • Dew/Frost Point at 2 Meters (°C)
  • Maximum Temperature at 2 Meters (°C)
  • Minimum Temperature at 2 Meters (°C)
  • Temperature at 2 Meters (°C)
  • 4. Meteorology (Wind):
  • Minimum Wind Speed at 10 & 50 Meters (m/s)
  • Maximum Wind Speed at 10 & 50 Meters (m/s)
  • Wind Speed Range at 10 & 50 Meters (m/s)
  • Wind Direction at 10 & 50 Meters (Meteorological Convention) (Degrees)
  • Wind Speed at 10 & 50 Meters (m/s)
  • 5. Sizing Battery or other Energy-storage Systems:
  • Equivalent Number Of NO-SUN Or BLACK Days Over
           A Consecutive Month Period (days)
  • Equivalent Number Of NO-SUN Or BLACK Days Over
           (A Consecutive 1-, 3-, 7-, 14-, 21-day Period (days)
  • Minimum Available Insolation over A Consecutive Month Period (%)
  • Minimum Available Insolation over a Consecutive 1-, 3-, 7-, 14-, 21-day Period (%)
  • 6. Sizing and Pointing of Solar Panels and for Solar Thermal Applications:
  • Direct Normal Radiation
  • Normalized Clear Sky Insolation Clearness Index (dimensionless)
  • Normalized Insolation Clearness Index (dimensionless)
  • All Sky Maximum Difference from Monthly Averaged Insolation (%)
  • All Sky Minimum Difference from Monthly Averaged Insolation (%)
  • Maximum Difference from Monthly Averaged Direct Normal Radiation (%)
  • Minimum Difference from Monthly Averaged Direct Normal Radiation (%)
  • Maximum Diffuse Radiation On A Horizontal Surface
  • Minimum Diffuse Radiation On A Horizontal Surface
  • Diffuse Radiation On A Horizontal Surface
  • All Sky Insolation Incident On A Horizontal Surface at 00, 03, 06, 09, 12, 15, 18, 21 GMT (kW/m^2/day)
  • Insolation Clearness Index
  • Downward thermal Infrared (longwave) Radiative Flux (kW-hr/m^2/day)
  • Clear Sky Insolation Incident on a Horizontal Surface
  • All Sky Insolation Incident on a Horizontal Surface
  • 7. Solar Cooking:
  • Midday Insolation Incident On A Horizontal Surface (kW-hr/m^2/day)
  • All Insolation Incident on a Horizontal Surface (kW-hr/m^2/day)
  • Clear Sky Insolation Incident on a Horizontal Surface (kW-hr/m^2/day)
  • 8. Solar Geometry:
  • Hourly Solar Angles Relative To The Horizon (Degrees)
  • Hourly Solar Azimuth Angles (Degrees)
  • Solar Noon (GMT Time)
  • Sunset Hour Angle (Degrees)
  • Cosine Solar Zenith Angle At Mid-Time Between Sunrise And Solar Noon (dimensionless)
  • Maximum Solar Angle Relative To The Horizon (Degrees)
  • Declination (Degrees)
  • Daylight Hours (hours)
  • Daylight Average Of Hourly Cosine Solar Zenith Angles (dimensionless)
  • 9. Insolation and Related Parameters:
  • Surface Albedo (dimensionless)
  • Top-of-atmosphere Insolation (kW-hr/m^2/day)
  • 10. Tilted Solar Panels:
  • Solar Irradiance for Equator Facing Tilted Surfaces
           (Set of Surfaces Tilted at angles = Latitude , Latitude+ 15o, 90o) (kW-hr/m^2/day)
  • Direct Normal Radiation (kW-hr/m^2/day)
  • Maximum Solar insolation on a horizontal surface (i.e. tilt angle = 0) (kW-hr/m^2/day)
  • Minimum Solar insolation on a horizontal surface (i.e. tilt angle = 0) (kW-hr/m^2/day)
  • Solar Irradiance No Tilt (kW-hr/m^2/day)
  • Maximum Direct Normal Radiation (kW-hr/m^2/day)
  • Minimum Direct Normal Radiation (kW-hr/m^2/day)
  • Maximum Diffuse Radiation On A Horizontal Surface (kW-hr/m^2/day)
  • Minimum Diffuse Radiation On A Horizontal Surface (kW-hr/m^2/day)
  • Diffuse Radiation On A Horizontal Surface (kW-hr/m^2/day)
  • Insolation Clearness Index (dimensionless)
  • All Sky Insolation Incident on a Horizontal Surface (kW-hr/m^2/day)