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
20141031 121.2 159 127 71 5.5 6 3-7 12112121 11112222 325-582 6    
20141030 140.4 180 123 121 4.0 4 2-7 01111112 11123322 308-410 9 3  
20141029 150.4 196 157 84 7.1 7 0-18 32221220 32222311 328-448 12 6  
20141028 167.2 207 155 120 11.9 12 4-22 43233321 42243322 383-572 9 3  
20141027 187.8 229 134 106 11.6 12 7-27 32232324 22333423 359-545 8 7 1
20141026 216.6 300 183 138 10.5 10 4-15 33332221 33332221 345-409 11 4 1
20141025 219.3 325 198 115 8.6 9 4-15 32222321 32223422 356-444 10   1
20141024 217.8 323 184 147 9.1 9 3-22 12224222 21233423 388-500 7 1 1
20141023 227.1 338 228 126 8.3 8 5-18 12222232 12333342 409-460 13 1  
20141022 216.3 296 189 123 13.4 13 6-22 43323422 33334321 450-563 11 3 1
20141021 199.0 285 182 120 14.8 15 9-22 32333342 22333332 531-749 15 1  
20141020 195.8 237 148 93 24.3 24 15-48 33443544 33443543 452-575 13 6  
20141019 173.1 268 183 86 9.0 9 3-18 33222121 33332332 320-508 12   1
20141018 157.0 178 128 60 14.6 15 9-27 33223423 23223422 424-483 15 1  
20141017 145.8 229 175 39 6.9 7 3-15 13121113 14132322 361-473 10    
20141016 138.9 205 156 66 6.5 6 3-15 21122223 21012223 362-476 12 1  
20141015 125.8 179 106 90 8.6 9 2-27 43212101 42212211 380-579 2    
20141014 120.4 178 145 70 18.3 18 3-48 11123445 11123444 344-580   2  
20141013 113.1 125 91 41 5.8 6 0-12 10101233 11202332 283-441      
20141012 110.8 101 64 28 2.8 3 0-5 00011111 00122211 327-416 2    
20141011 112.0 129 88 38 8.0 8 2-15 23323110 23333311 326-380 1    
20141010 120.8 89 75 54 6.9 7 3-18 33101112 33202321 275-383 1    
20141009 118.9 128 95 65 12.9 13 6-27 34422222 23334432 295-411 8 3  
20141008 126.4 186 127 61 7.6 8 4-15 11132223 11222422 337-384 6    
20141007 125.4 211 147 75 4.8 5 2-15 23001101 23002211 332-433 4    
20141006 130.0 172 136 86 5.6 6 2-12 32011013 22002212 372-453 5    
20141005 128.4 193 113 106 5.1 5 3-6 22112211 21212321 348-536 5    
20141004 127.5 207 172 125 4.6 5 2-7 12211012 12211112 338-438 4    
20141003 136.7 247 157 128 3.5 4 2-9 20100110 21111210 345-425 9    
20141002 149.0 248 182 105 6.8 7 5-9 22212212 12222322 345-435 8 2  
20141001 155.1 265 215 164 10.6 11 6-27 42322222 22333433 350-438 10    
Average 154.0 213.3 147.2 92.0 8.96 9.06  
International sunspot number (SILSO-WDC): 60.6
K factor   0.28 0.41 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]