2009 Solar Data
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Solar Data April 2009

This page contains both generation data and a graph for the month.

April 2009 Energy Generation Analysis Copyright The Ravina Project        
Day  kWh Weather Peak  Minutes Efficiency Capacity   Array Size 1.5  kW
  Gen   Watts   Wh/min/kW Factor        
1-Apr-09 3.0 oc am sun pm 1306 766 2.6 8.3%   Generation Analysis kWh  
2-Apr-09 6.5 sun cirrus hz 1138 769 5.6 18.1%        
3-Apr-09 0.6 oc rain 269 772 0.5 1.7%   Total 175.9  
4-Apr-09 3.3 am pt sun diff pm 1522 775 2.8 9.2%   Average 5.9  
5-Apr-09 8.5 sun cirrus hz 1287 779 7.3 23.6%   Median 6.5  
6-Apr-09 0.4 oc rain snow 105 781 0.3 1.1%   Stdev 3.0  
7-Apr-09 3.2 oc br diff am oc pm 1709 784 2.7 8.9%        
8-Apr-09 6.4 cld am sun pm 1386 787 5.4 17.8%   WX short forms used  
9-Apr-09 7.7 sun am pt cld pm 1430 790 6.5 21.4%        
10-Apr-09 7.9 sun hi cld 1307 792 6.6 21.9%   oc - overcast    
11-Apr-09 9.1 sun am pt cld pm 1465 796 7.6 25.3%   diff - diffuse light  
12-Apr-09 9.7 sun 1280 799 8.1 26.9%   brks - breaks    
13-Apr-09 7.9 sun am sun hi hz pm 1261 801 6.6 21.9%   br - bright    
14-Apr-09 5.7 br diff am sun late pm 1120 804 4.7 15.8%   cld - cloud    
15-Apr-09 8.6 sun hz am sun pm 1183 807 7.1 23.9%   hi - high altitude  
16-Apr-09 9.1 sun 1197 810 7.5 25.3%   hz - haze pollution or cirrus  
17-Apr-09 9.0 sun 1131 813 7.4 25.0%   pds - periods    
18-Apr-09 4.2 cld oc am sun pt cld pm 1385 816 3.4 11.7%   pt - part    
19-Apr-09 8.8 sun hz am pt cld pm 1292 818 7.2 24.4%   wx - weather    
20-Apr-09 0.3 oc rain wind 94 821 0.2 0.8%   sml - small    
21-Apr-09 3.7 oc rain sun late pm 1382 825 3.0 10.3%   mod - moderate  
22-Apr-09 2.0 oc rain 779 827 1.6 5.6%        
23-Apr-09 7.8 cld am sun pt cld pm 1410 830 6.3 21.7%   Peak Watt Analysis W  
24-Apr-09 7.9 sun hz am sun pt cld pm 1389 832 6.3 21.9%        
25-Apr-09 6.4 sun hz am cld rain late pm 1183 835 5.1 17.8%   Maximum 1709  
26-Apr-09 3.3 dull oc am sun late pm 838 838 2.6 9.2%   Minimum 94  
27-Apr-09 8.4 sun cirrus hz 1139 841 6.7 23.3%   Average 1133  
28-Apr-09 2.5 dull oc am sun late pm 549 843 2.0 6.9%   Median 1259  
29-Apr-09 9.7 sun hz am 1257 846 7.6 26.9%   Std deviation 399  
30-Apr-09 4.3 br diff am rain late pm 1211 848 3.4 11.9%        
              Efficiency Analysis Wh/min/kW
Monthly: 175.9     24245 Capacity Factor Analysis        
YTD: 547.1     81607       Maximum 8.1  
        Maximum 26.9%   Minimum 0.2  
        Minimum 0.8%   Average 4.8  
        Average 16.3%   Median 5.5  
        Median 17.9%   Std Deviation 2.5  
        Std Deviation 8.4%