Solar and geomagnetic data

Date Measured
solar flux
Sunspot number Planetary A index K indices
(3-hour intervals)
Solar wind
speed range
(km/s)
(SOHO)
Number
of flares
STAR SDO NOAA STAR
ap avg
WDC Daily
ap range
Planetary
(WDC)
Boulder C M X
2K 1K
20140131 165.7 245 130 87 0.9 1 0-3 00010000 10011211 277-368 15 1  
20140130 160.5 256 183 112 2.9 3 0-9 22100000 22101311 326-374 9 3  
20140129 156.4 223 148 96 6.0 6 4-7 22221211 22222222 360-473 14    
20140128 157.2 219 156 70 3.9 4 0-9 00111222 00222222 276-414 10 6  
20140127 143.9 187 118 62 3.3 3 2-6 11001112 11101221 290-348 13 3  
20140126 137.9 206 171 109 6.3 6 0-12 33210211 22221312 327-364 8    
20140125 133.2 242 185 102 6.5 6 2-15 22101223 21002221 310-380 1    
20140124 135.5 296 199 150 3.8 4 0-15 32001000 21002221 338-374 1    
20140123 136.3 298 186 121 6.0 6 3-9 22211122 22312221 375-487      
20140122 143.3 308 236 144 9.6 10 6-18 22332223 11343322 408-584 2    
20140121 146.0 301 229 141 7.8 8 4-12 31222322 21222332 293-443 2    
20140120 137.4 303 220 120 1.9 2 0-3 00100110 00212321 285-314 5    
20140119 127.5 244 179 91 0.5 0 0-2 00000000 00102220 278-306 2    
20140118 129.6 239 197 114 1.1 1 0-4 10000010 00002220 276-333 7    
20140117 128.8 228 166 95 2.1 2 0-6 00001102 00002211 331-382 10    
20140116 121.0 149 114 77 1.6 2 0-4 00110000 00211211 353-477 4    
20140115 126.2 203 121 87 3.3 3 2-6 21110100 11111211 437-573      
20140114 137.0 236 192 95 10.5 10 4-18 33213213 32124432 560-658 10    
20140113 143.3 252 183 102 5.5 6 0-15 23211101 22211211 524-763 5 1  
20140112 155.3 294 217 118 6.8 7 3-18 11111133 11121333 389-686 5    
20140111 166.1 261 166 134 2.9 3 0-9 00001122 00111221 349-419 10    
20140110 175.1 325 216 128 4.3 4 2-7 22111210 11111321 357-462 6    
20140109 184.1 318 235 106 8.0 8 4-15 33121132 22222232 347-489 4    
20140108 194.6 300 201 178 7.0 7 3-18 33111112 44011221 295-363 10 1  
20140107 199.9 280 205 196 6.6 7 0-18 02011323 02112342 325-423 8 2 1
20140106 203.9 318 195 245 3.0 3 0-5 00101111 10101231 327-418 10    
20140105 217.5 365 240 225 2.9 3 0-5 01111100 11201221 403-529 12    
20140104 213.3 351 200 178 5.6 6 3-9 11122221 11122231 460-566 9 3  
20140103 182.3 347 232 162 8.8 9 4-15 22223331 22333322 465-558 15 2  
20140102 160.5 299 204 133 18.5 18 9-32 34323423 34424343 525-605 12 2  
20140101 159.6 249 165 106 11.1 11 3-22 12224333 01235332 359-596 12 1  
Average 157.4 269.1 186.7 125.3 5.44 5.45  
International sunspot number: 82.0
K factor   0.30 0.44 0.65  

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 WDC data. Flare enhanced and erroneous solar flux measurements are replaced by other same day measurements (QC).

[Solar Terrestrial Activity Report]