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 (events)
STAR SEC STAR SEC Daily low - high Planetary Boulder C M X
20051231 87.4 36 62 9.0 9 3-15 32312322 33312312 444-579      
20051230 89.9 59 67 6.8 7 4-12 23121212 23222211 548-737      
20051229 90.3 68 77 8.1 8 4-15 32322212 32322212 626-782 1    
20051228 89.1 62 61 13.9 14 12-18 33333333 32333333 583-784 1    
20051227 92.3 65 78 17.5 18 2-39 30012554 31123444 299-676      
20051226 92.5 65 90 6.1 6 0-15 10102233 10112233 344-422      
20051225 91.8 67 77 6.4 6 0-12 13223100 13323210 334-399 1    
20051224 91.9 74 70 2.9 3 0-7 00012111 00022212 326-365      
20051223 93.1 56 47 1.1 1 0-5 00000100 00001201 345-457      
20051222 87.6 65 77 4.3 4 3-7 21111111 22232211 441-525 2    
20051221 86.5 50 45 7.6 8 3-15 12223312 02233302 451-562      
20051220 87.8 51 53 15.5 16 6-27 43323243 43334233 421-711      
20051219 89.5 64 63 8.4 8 0-22 21002243 21112433 312-465      
20051218 85.6 64 45 2.9 3 0-5 10011001 21121001 276-365      
20051217 85.2 36 45 4.8 5 2-9 01122101 01233320 304-354      
20051216 85.8 43 47 5.3 5 3-12 13111111 13122221 312-358 2    
20051215 87.0 41 47 1.3 1 0-3 00110000 01112111 290-401      
20051214 89.6 55 55 2.5 2 0-7 01200001 01321120 348-453 1    
20051213 87.9 65 67 5.1 5 2-12 02103112 11213111 363-474 1    
20051212 88.9 56 41 8.8 9 2-18 23101232 24212322 411-532      
20051211 93.1 43 51 22.5 22 7-56 32342553 32343442 358-582 1    
20051210 91.4 69 55 11.9 12 4-22 34312242 34522222 291-380      
20051209 89.1 62 61 3.6 4 0-15 10001113 10011223 278-322      
20051208 89.6 37 51 1.0 1 0-3 00000111 00010111 295-332 2    
20051207 89.0 23 22 0.5 0 0-2 00000000 00101000 299-371      
20051206 89.1 42 58 2.8 3 0-5 00111011 00122111 353-427      
20051205 91.7 85 85 1.6 2 0-4 11000001 11111111 397-562      
20051204 95.2 101 91 4.9 5 2-9 10012121 11222231 507-689 1    
20051203 101.3 97 78 11.1 11 3-22 42122333 42133322 575-751 5    
20051202 106.3 134 98 12.4 12 5-22 34332132 24433232 599-759 3 4  
20051201 98.2 84 79 12.9 13 5-32 42122224 42232225 607-768 6    

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

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