Solar and geomagnetic data (last month)

Date Solar flux Sunspot number Planetary A index K indices
(3-hour intervals)
Min-max solar wind speed (km/sec) Number of flares
STAR SEC STAR SEC Daily low - high Planetary Boulder C M X
20030228 124.9 68 77 18.4 17 7-28 32343434 31343434 408-505 5    
20030227 117.6 83 82 22.6 22 15-35 44334434 54333443 448-662 2    
20030226 109.4 68 45 17.6 16 4-32 12443334 12343324 358-468      
20030225 101.6 45 48 6.3 5 3-9 21122221 22122112 362-452      
20030224 102.0 53 44 7.1 6 1-14 21032222 21122321 439-553 1    
20030223 104.0 56 41 11.8 11 6-22 23224322 23214222 496-640      
20030222 106.6 37 53 12.3 11 5-27 23233421 23233412 507-659 6    
20030221 119.6 60 87 13.9 13 7-21 23322443 14322432 501-639 10    
20030220 118.3 111 66 16.9 16 11-24 33443433 24442333 517-755 2    
20030219 116.3 68 57 12.8 12 7-17 33323333 23323323 489-648 2    
20030218 109.9 50 51 18.9 17 9-35 24343323 25352213 556-954      
20030217 112.1 32 16 12.1 11 8-16 32233323 32233323 561-755 2    
20030216 118.5 27 41 15.9 15 9-22 23434334 22433323 547-680 3    
20030215 123.6 47 96 19.0 18 9-30 33344432 43343432 471-656 4    
20030214 131.6 72 113 19.9 19 6-30 43234443 44234432 365-563 9 1  
20030213 130.6 117 113 8.8 8 4-16 22123323 21212223 350-414 2    
20030212 131.6 104 119 12.1 12 6-21 22233433 12232323 346-397 4    
20030211 134.9 121 134 12.1 12 5-20 43322331 33322132 351-447 1    
20030210 136.2 135 163 16.8 16 11-25 34433333 34432233 411-463 2    
20030209 141.4 154 194 15.6 15 8-25 33423433 33422422 420-521      
20030208 139.2 185 162 13.6 13 10-22 32334333 32323323 458-553 1    
20030207 147.3 153 153 13.4 13 9-21 32234333 32223332 447-559 1    
20030206 149.5 162 135 16.8 16 8-26 23334333 23334343 452-553 4 2  
20030205 140.1 163 89 12.9 12 8-24 33224422 33222311 489-667 3    
20030204 134.8 126 77 24.5 24 11-54 34553333 34432332 472-684 2    
20030203 132.5 77 69 20.5 19 14-35 43434433 42433333 455-543 1    
20030202 126.7 84 61 45.1 45 25-62 55556544 45544544 388-597 7    
20030201 125.8 74 75 13.8 13 5-36 32122254 22222343 338-971 7 1  

This page is normally updated once a day by Jan Alvestad. All values are preliminary.

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