Solar and geomagnetic data

Date Measured
solar flux
2.8 GHz
Sunspot number Planetary A index K indices
(3-hour intervals)
Solar wind
speed range
(km/s)
(SOHO)
Number
of flares
Magnetic
(SDO)
NOAA STAR
ap avg
Pots-
dam
WDC
Daily
ap range
Planetary
(WDC)
Boulder C M X
2K 1K
20140729 142 252 168 160 3.9 4 3-5 11111111 12112312 307-379 7    
20140728 132 251 177 143 8.8 9 5-15 22322321 23322421 327-436 2    
20140727 121 193 145 110 4.6 5 3-7 21111111 22112421 316-354 2    
20140726 117 149 102 76 6.0 6 4-7 22221221 22332321 314-379 4    
20140725 107 144 77 65 5.0 5 2-15 31210000 31323321 282-354 1    
20140724 104 126 89 55 4.4 4 3-6 11121111 12122321 284-359 1    
20140723 99.1 92 64 55 3.9 4 0-9 01000122 00101333 286-334      
20140722 92.6 107 77 40 4.0 4 2-7 21101111 31113111 300-344      
20140721 90.1 106 75 16 3.1 3 0-6 00001122 00111312 273-320      
20140720 87.1 94 75 41 2.3 2 0-4 10001101 00111211 275-321      
20140719 86.1 72 43 27 1.4 1 0-3 00010000 10021211 276-312      
20140718 88.5 64 57 26 2.1 2 0-4 11110000 11101212 283-356      
20140717 88.6 40 36 0 3.6 4 2-5 11100111 11112222 352-404      
20140716 92.1 25 12 11 3.8 4 3-4 11111111 21212221 360-466      
20140715 100.6 79 40 25 6.4 6 4-9 22222111 32323322 357-474 1    
20140714 109.4 95 63 70 8.5 8 2-18 10113332 21223323 288-384 1    
20140713 126.8 159 108 102 4.4 4 3-7 11121112 12232322 305-390 5    
20140712 145.0 188 133 145 4.8 5 0-7 12222100 22323422 314-380 7    
20140711 166.3 270 186 166 4.9 5 3-6 11111221 11222322 335-368 9    
20140710 177.4 288 189 159 6.5 6 4-15 32211211 33413322 349-396 10 1  
20140709 198.4 317 223 183 6.9 7 4-12 21211233 21322333 314-363 9 1  
20140708 201.4 400 278 209 5.5 6 4-9 11112222 11222412 287-342 4 1  
20140707 197.9 386 292 197 5.9 6 3-9 21112221 11112322 274-335 10    
20140706 201.0 557 359 256 3.3 3 2-5 10011111 11122312 273-307 12    
20140705 193.0 461 332 213 2.6 3 0-7 00000121 00012422 273-312 9    
20140704 187.6 496 288 199 4.0 4 2-6 11112001 11222222 285-320 8    
20140703 178.1 352 233 179 5.1 5 2-7 22222100 33331221 294-349 7    
20140702 169.4 344 251 180 3.6 4 0-6 01111211 11122411 274-306 5    
20140701 151.8 365 267 152 2.8 3 2-5 11100100 22111221 331-360 9 1  
20140630 140.5 288 158 124 5.0 5 2-15 31101111 42111432 303-364 8    

This page is normally updated once a day by Jan Alvestad. Solar wind speed is preliminary. Ap and Kp values in red are based on the definitive Potsdam WDC data. Flare enhanced and erroneous solar flux measurements are replaced by other same day measurements (QC).

[Solar Terrestrial Activity Report]