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
20141024 218 323 184 147 8.9 9 4-18 31122322 21233423 388-500 7 1 1
20141023 227 338 228 126 7.5 8 5-15 12222232 12333342 409-460 13 1  
20141022 216 296 189 123 11.5 12 6-22 43222322 33334321 450-563 11 3 1
20141021 199 285 182 120 13.8 14 7-22 32323343 22333332 531-749 15 1  
20141020 185 237 148 93 20.8 21 12-32 33433444 33443543 452-575 13 6  
20141019 173 268 183 86 8.8 9 3-18 33221121 33332332 320-508 12   1
20141018 160 178 128 60 12.3 12 7-18 33223323 23223422 424-483 15 1  
20141017 146 229 175 39 8.0 8 4-15 23122123 14132322 361-473 10    
20141016 139 205 156 66 5.9 6 2-15 21011113 21012223 362-476 12 1  
20141015 126 179 106 90 8.6 9 2-27 43212101 42212211 380-579 2    
20141014 120 178 145 70 18.3 18 3-48 11123445 11123444 344-580   2  
20141013 113 125 91 41 5.8 6 0-12 10101233 11202332 283-441      
20141012 111 101 64 28 2.8 3 0-5 00011111 00122211 327-416 2    
20141011 112 129 88 38 8.0 8 2-15 23323110 23333311 326-380 1    
20141010 121 89 75 54 6.9 7 3-18 33101112 33202321 275-383 1    
20141009 119 128 95 65 12.9 13 6-27 34422222 23334432 295-411 8 3  
20141008 126 186 127 61 7.6 8 4-15 11132223 11222422 337-384 6    
20141007 125 211 147 75 4.8 5 2-15 23001101 23002211 332-433 4    
20141006 130 172 136 86 5.6 6 2-12 32011013 22002212 372-453 5    
20141005 128 193 113 106 5.1 5 3-6 22112211 21212321 348-536 5    
20141004 128 207 172 125 4.6 5 2-7 12211012 12211112 338-438 4    
20141003 137 247 157 128 3.5 4 2-9 20100110 21111210 345-425 9    
20141002 149 248 182 105 6.8 7 5-9 22212212 12222322 345-435 8 2  
20141001 155 265 215 164 10.6 11 6-27 42322222 22333433 350-438 10    
20140930 162 308 208 166 12.5 12 7-27 34232222 23343222 347-418 8    
20140929 175 320 197 160 9.1 9 5-22 22122143 12244232 346-405 10    
20140928 181 342 238 200 6.8 7 4-9 21122221 13323321 357-463 11 2  
20140927 181 376 259 159 14.4 14 4-32 44322221 44432221 385-465 13 1  
20140926 170 350 219 203 15.5 16 7-27 33334323 34333423 427-477 11    
20140925 158 306 230 139 11.1 11 6-22 42232223 43433324 427-508 9    

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]