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 | |||
20100831 | 74.6 | 32 | 27 | 2.5 | 2 | 0-5 | 10011011 | 00001110 | 303-351 | |||
20100830 | 75.0 | 34 | 28 | 1.5 | 2 | 0-5 | 10000001 | 00000011 | 344-437 | |||
20100829 | 73.9 | 34 | 25 | 2.1 | 2 | 0-6 | 20100001 | 10101011 | 426-514 | |||
20100828 | 71.9 | 27 | 11 | 7.4 | 7 | 4-15 | 32312112 | 32322111 | 502-704 | |||
20100827 | 73.2 | 23 | 11 | 13.9 | 14 | 6-22 | 23343324 | 13442114 | 581-699 | |||
20100826 | 73.4 | 35 | 23 | 11.1 | 11 | 6-22 | 34322222 | 34433221 | 588-676 | |||
20100825 | 73.5 | 23 | 23 | 19.9 | 19 | 6-48 | 55233223 | 55333323 | 627-722 | |||
20100824 | 73.6 | 11 | 11 | 18.4 | 18 | 6-27 | 44334324 | 34343324 | 389-710 | |||
20100823 | 74.9 | 0 | 0 | 6.6 | 7 | 0-27 | 10001224 | 00012214 | 272-408 | |||
20100822 | 74.6 | 0 | 0 | 4.1 | 4 | 0-9 | 10001222 | 10000001 | 273-288 | |||
20100821 | 75.5 | 0 | 0 | 3.3 | 3 | 2-6 | 11002111 | 01102111 | 272-301 | |||
20100820 | 77.1 | 11 | 11 | 3.8 | 4 | 0-7 | 10002222 | 10001111 | 273-315 | |||
20100819 | 77.9 | 11 | 11 | 4.6 | 5 | 2-6 | 12120121 | 12221101 | 300-339 | |||
20100818 | 80.2 | 33 | 23 | 5.4 | 5 | 3-9 | 22112121 | 23111211 | 331-385 | 1 | ||
20100817 | 81.1 | 24 | 26 | 4.8 | 5 | 3-7 | 11112122 | 02121212 | 336-378 | 1 | ||
20100816 | 84.7 | 26 | 39 | 7.1 | 7 | 5-12 | 23122222 | 13220211 | 332-383 | 1 | ||
20100815 | 85.6 | 79 | 33 | 5.4 | 5 | 0-9 | 22011112 | 22021122 | 351-416 | 1 | ||
20100814 | 85.2 | 58 | 31 | 3.4 | 3 | 0-6 | 10011112 | 10121012 | 377-452 | 2 | ||
20100813 | 83.7 | 62 | 51 | 3.5 | 4 | 0-6 | 12011111 | 12011111 | 330-454 | |||
20100812 | 83.8 | 41 | 50 | 4.4 | 4 | 2-7 | 22111001 | 12211111 | 299-352 | |||
20100811 | 85.8 | 70 | 66 | 9.9 | 10 | 4-18 | 33322111 | 33432211 | 349-469 | |||
20100810 | 83.5 | 68 | 56 | 7.8 | 8 | 4-15 | 22211123 | 13211122 | 369-457 | |||
20100809 | 84.1 | 79 | 53 | 10.4 | 10 | 4-22 | 34212223 | 34223322 | 325-458 | |||
20100808 | 82.6 | 55 | 46 | 3.8 | 4 | 0-7 | 10011122 | 11012121 | 330-422 | |||
20100807 | 81.8 | 35 | 47 | 4.8 | 5 | 3-7 | 12111111 | 11221211 | 355-413 | 1 | ||
20100806 | 82.0 | 62 | 49 | 7.9 | 8 | 3-12 | 23212132 | 23211111 | 387-508 | |||
20100805 | 82.7 | 56 | 54 | 9.6 | 10 | 2-27 | 43011222 | 44111212 | 447-504 | 1 | ||
20100804 | 80.8 | 43 | 27 | 41.8 | 42 | 15-80 | 65354464 | 64353344 | 445-607 | |||
20100803 | 80.6 | 28 | 13 | 20.1 | 20 | 3-80 | 23211256 | 23221345 | 361-584 | |||
20100802 | 79.1 | 29 | 17 | 5.4 | 5 | 3-7 | 12111212 | 12211211 | 380-514 | |||
20100801 | 79.7 | 18 | 13 | 3.9 | 4 | 2-6 | 01111112 | 01111122 | 452-555 | 1 |
This page is normally updated once a day by Jan Alvestad. All values are preliminary.