Date | Measured Solar flux |
Sunspot number | Planetary A index | K indices (3-hour intervals) | Min-max solar wind speed (km/sec) | Number of flares (events) | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
STAR | NOAA | STAR | NOAA | Daily low - high | Planetary | Boulder | C | M | X | |||
20100331 | 81.0 | 25 | 23 | 4.3 | 4 | 2-7 | 12011102 | 12121112 | 305-430 | |||
20100330 | 82.5 | 25 | 32 | 5.1 | 5 | 2-9 | 21011122 | 21111222 | 330-430 | |||
20100329 | 83.2 | 29 | 32 | 4.0 | 4 | 0-7 | 20111202 | 21212101 | 329-380 | |||
20100328 | 86.0 | 29 | 33 | 6.8 | 7 | 0-18 | 03222211 | 04222211 | 355-427 | |||
20100327 | 88.1 | 30 | 30 | 3.4 | 3 | 0-7 | 22001111 | 12111111 | 341-430 | 4 | ||
20100326 | 85.9 | 17 | 27 | 3.9 | 4 | 0-9 | 01102002 | 12112102 | 339-430 | 1 | ||
20100325 | 87.6 | 27 | 25 | 4.8 | 5 | 0-9 | 11012221 | 12012311 | 287-413 | |||
20100324 | 84.4 | 15 | 15 | 3.0 | 3 | 0-9 | 00002202 | 00002211 | 276-337 | |||
20100323 | 83.9 | 14 | 26 | 2.1 | 2 | 0-5 | 00001111 | 00001211 | 274-299 | |||
20100322 | 82.5 | 15 | 17 | 1.8 | 2 | 0-4 | 00000111 | 00000111 | 276-319 | |||
20100321 | 84.8 | 22 | 25 | 2.5 | 2 | 0-4 | 00110111 | 00111100 | 312-409 | |||
20100320 | 83.5 | 27 | 25 | 6.8 | 7 | 3-15 | 13312121 | 12412221 | 351-402 | |||
20100319 | 84.4 | 11 | 24 | 3.9 | 4 | 0-7 | 00110222 | 00201211 | 329-376 | |||
20100318 | 85.8 | 24 | 28 | 4.9 | 5 | 0-12 | 23000122 | 23001222 | 352-440 | |||
20100317 | 86.7 | 31 | 28 | 7.3 | 7 | 2-22 | 14210013 | 13221112 | 400-510 | |||
20100316 | 83.2 | 17 | 21 | 4.0 | 4 | 2-7 | 10101112 | 11202212 | 332-415 | |||
20100315 | 86.4 | 22 | 28 | 3.3 | 3 | 0-9 | 10000221 | 10001221 | 298-372 | |||
20100314 | 89.6 | 39 | 30 | 6.1 | 6 | 4-9 | 21112212 | 21213202 | 352-445 | |||
20100313 | 91.8 | 43 | 32 | 3.8 | 4 | 0-7 | 10000221 | 20001221 | 351-469 | 1 | ||
20100312 | 89.6 | 24 | 36 | 8.8 | 9 | 5-22 | 24222212 | 24223211 | 452-564 | 1 | ||
20100311 | 84.2 | 36 | 31 | 8.8 | 9 | 4-18 | 33321111 | 33322221 | 431-510 | |||
20100310 | 80.3 | 26 | 12 | 6.6 | 7 | 3-12 | 11212322 | 21212322 | 319-456 | |||
20100309 | 77.9 | 0 | 0 | 1.8 | 2 | 0-5 | 00001101 | 00002201 | 298-363 | |||
20100308 | 76.3 | 0 | 0 | 3.4 | 3 | 0-5 | 11100111 | 02211211 | 295-351 | |||
20100307 | 76.6 | 12 | 0 | 4.3 | 4 | 0-12 | 23200001 | 22300000 | 346-424 | |||
20100306 | 78.3 | 22 | 0 | 3.3 | 3 | 0-9 | 20001111 | 20101102 | 321-377 | |||
20100305 | 79.5 | 0 | 35 | 2.5 | 2 | 0-5 | 00111101 | 00222211 | 350-404 | |||
20100304 | 81.3 | 38 | 40 | 6.3 | 6 | 0-15 | 23202111 | 13202201 | 334-441 | 1 | ||
20100303 | 80.4 | 37 | 39 | 5.9 | 6 | 0-9 | 12022222 | 22122322 | 355-421 | |||
20100302 | 79.4 | 37 | 39 | 4.1 | 4 | 0-7 | 00022212 | 10022212 | 339-386 | |||
20100301 | 79.3 | 37 | 36 | 5.3 | 5 | 3-7 | 11112212 | 22112321 | 297-379 |
This page is normally updated once a day by Jan Alvestad. All values are preliminary.