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
20140630 140.5 288 158 124 5.0 5 2-15 31101111 42111432 303-364 8    
20140629 125.7 212 153 112 6.3 6 2-15 31111023 22211323 303-363 16    
20140628 114.6 175 123 89 5.5 5 3-12 11113211 22222412 283-337 12    
20140627 104.2 171 122 78 2.8 3 0-5 10001111 20011322 291-338      
20140626 100.0 152 124 72 3.5 4 0-9 00112110 11122312 309-355 2    
20140625 97.0 145 87 52 4.5 4 3-7 11111212 11222212 282-334      
20140624 93.5 80 67 37 5.5 6 2-12 23210121 33312321 284-365 2    
20140623 92.6 83 62 64 3.6 4 2-15 00000003 00012323 281-394      
20140622 94.2 136 102 95 3.3 3 2-5 11111111 11111212 344-434      
20140621 101.2 168 141 77 4.4 4 3-7 22221101 22332211 382-459 2    
20140620 102.2 135 111 75 8.0 8 4-15 21223312 21332323 423-457 4    
20140619 104.6 117 101 108 8.6 9 5-15 33311222 33322322 407-536 2    
20140618 110.8 194 154 108 16.0 16 6-39 32222345 32323424 371-495 5    
20140617 114.3 200 161 87 7.6 8 4-18 21211123 22322223 345-517 5    
20140616 116.8 174 117 81 4.5 4 3-7 11112211 01112322 346-388 11    
20140615 130.2 177 116 80 3.3 3 2-5 10111101 21232312 348-429 12 2  
20140614 143.5 171 113 159 6.4 6 4-12 22311121 23322322 352-452 11 1  
20140613 152.7 251 193 276 4.1 4 2-6 10112111 20112412 330-361 15 1  
20140612 174.5 347 253 196 2.9 3 2-5 11000111 12112211 447-568 8 6  
20140611 168.4 324 231 176 6.0 6 5-9 22122211 22232322 460-642 11 3 1
20140610 166.2 318 235 149 6.1 6 3-9 11122222 01233312 352-471 13   2
20140609 161.2 315 213 152 4.5 4 2-9 01221121 11332211 443-657      
20140608 148.6 311 200 144 38.5 38 6-94 36655432 45544433 396-717 4    
20140607 136.9 276 203 155 13.0 13 5-27 11212444 22222434 337-447 3    
20140606 133.0 292 221 132 4.3 4 0-7 21000222 21012322 333-350 6 1  
20140605 110.5 180 129 102 6.8 7 4-12 21121123 22122323 335-348      
20140604 105.4 171 139 70 4.9 5 4-7 11111112 21221222 282-389 2    
20140603 107.0 123 103 61 6.0 6 3-18 32111111 33121212 280-380   1  
20140602 105.3 119 107 56 3.5 4 2-9 01000112 02111222 273-335      
20140601 103.3 120 108 68 2.5 2 0-4 10110101 11221211 287-321 2    
Average 122.0 197.5 144.9 107.8 6.72 6.7  
International sunspot number (SILSO-WDC): 71.0
K factor   0.36 0.49 0.66  

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]