Solar and geomagnetic data (last month)

Date Solar flux at Earth Sunspot number Planetary A index K indices (3-hour intervals) Min-max solar wind speed (km/sec) Number of flares (events)
STAR NOAA STAR NOAA Daily low - high Planetary Boulder C M X
20081130 68.4 0 0 1.0 1 0-4 10000000 10001100 338-369      
20081129 68.2 0 0 2.5 2 0-5 00111001 10121101 350-454      
20081128 67.0 0 0 3.5 4 0-9 12000012 13111112 445-540      
20081127 68.2 0 0 7.1 7 0-15 32112022 32222112 451-660      
20081126 68.3 0 0 7.6 8 3-18 23211112 34322212 549-660      
20081125 67.7 0 0 10.3 10 6-18 33323222 23333322 326-609      
20081124 67.9 0 0 0.3 0 0-2 00000000 00000003 269-273      
20081123 69.0 0 0 3.1 3 2-6 12000110 12110110 270-333      
20081122 69.0 0 0 0.6 1 0-3 00000100 00000110 269-275      
20081121 68.5 0 0 0.8 1 0-2 00000000 00000000 271-344      
20081120 69.6 0 0 2.1 2 0-4 01000111 02000101 270-323      
20081119 69.4 12 0 1.1 1 0-4 00000110 00000000 273-343      
20081118 69.8 0 0 1.0 1 0-2 00000000 00000000 290-345      
20081117 67.7 0 11 1.6 2 0-6 21000000 22000000 335-412      
20081116 67.7 11 11 8.4 8 0-27 44101001 44112211 364-497      
20081115 68.2 11 11 5.6 6 0-9 22012222 22010112 284-377      
20081114 68.3 11 12 0.6 1 0-3 00000001 00000221 283-303      
20081113 69.1 11 16 0.9 1 0-3 10000000 11012211 276-291      
20081112 70.9 14 21 2.0 2 0-4 00111001 10111011 289-334      
20081111 71.4 16 18 1.4 1 0-4 01010000 02011011 315-352      
20081110 69.3 17 16 3.3 3 0-7 12111100 12111101 352-439      
20081109 68.4 0 0 11.6 12 4-27 43321122 44332123 412-524      
20081108 68.3 0 0 14.0 14 5-27 43343111 44343222 466-558      
20081107 67.8 0 0 7.9 8 0-22 01222124 02332224 273-502      
20081106 68.6 11 11 1.1 1 0-4 00000101 00000100 273-293      
20081105 67.7 11 11 0.5 0 0-2 00000000 00001000 283-323      
20081104 68.0 11 14 0.9 1 0-3 10000000 10000110 293-366 1    
20081103 69.5 14 18 1.2 1 0-2 00000000 00001111 345-412 1    
20081102 69.1 19 17 2.3 2 0-5 00011001 00122011 363-435      
20081101 66.7 14 16 1.1 1 0-4 11011000 10100101 368-542      
20081031 68.1 15 16 5.9 6 3-15 13211112 13211221 498-713      

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

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