Date | Solar flux at Earth | 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 | |||
20090831 | 68.3 | 12 | 12 | 5.3 | 5 | 3-9 | 21112211 | 32212211 | 377-432 | |||
20090830 | 67.2 | 0 | 0 | 19.1 | 19 | 5-67 | 21322643 | 22323533 | 332-447 | |||
20090829 | 68.0 | 0 | 0 | 1.9 | 2 | 0-4 | 01101001 | 01211111 | 286-338 | |||
20090828 | 67.9 | 0 | 0 | 2.3 | 2 | 0-5 | 11001001 | 12001011 | 281-380 | |||
20090827 | 67.7 | 0 | 0 | 5.0 | 5 | 2-9 | 11002222 | 12112212 | 309-370 | |||
20090826 | 67.3 | 0 | 0 | 4.1 | 4 | 0-12 | 31210001 | 31220000 | 312-357 | |||
20090825 | 67.1 | 0 | 0 | 3.0 | 3 | 2-6 | 11001102 | 10110121 | 291-343 | |||
20090824 | 67.6 | 0 | 0 | 2.6 | 3 | 0-5 | 10001101 | 11001100 | 318-398 | |||
20090823 | 67.3 | 0 | 0 | 4.6 | 5 | 2-12 | 13200101 | 12201201 | 374-508 | |||
20090822 | 66.6 | 0 | 0 | 5.1 | 5 | 2-12 | 23011111 | 23111211 | 448-538 | |||
20090821 | 66.4 | 0 | 0 | 8.0 | 8 | 3-15 | 21323212 | 21322312 | 444-548 | |||
20090820 | 67.6 | 0 | 0 | 10.6 | 11 | 5-22 | 34332212 | 34332223 | 399-494 | |||
20090819 | 67.1 | 0 | 0 | 10.0 | 10 | 2-22 | 10133234 | 00133322 | 311-409 | |||
20090818 | 67.4 | 0 | 0 | 3.8 | 4 | 0-5 | 11001111 | 12100121 | 295-330 | |||
20090817 | 68.1 | 0 | 0 | 2.9 | 3 | 0-6 | 10001112 | 10002222 | 272-313 | |||
20090816 | 68.8 | 0 | 0 | 3.1 | 3 | 0-7 | 10001112 | 10001110 | 276-297 | |||
20090815 | 68.1 | 0 | 0 | 3.4 | 3 | 0-6 | 10101211 | 00211211 | 281-292 | |||
20090814 | 67.6 | 0 | 0 | 4.0 | 4 | 3-7 | 12111111 | 02111110 | 284-311 | |||
20090813 | 67.2 | 0 | 0 | 5.4 | 5 | 4-7 | 22112211 | 22223111 | 286-347 | |||
20090812 | 66.5 | 0 | 0 | 5.4 | 5 | 4-9 | 21112211 | 22123111 | 348-377 | |||
20090811 | 66.6 | 0 | 0 | 3.6 | 4 | 0-7 | 11000122 | 11010112 | 334-347 | |||
20090810 | 67.1 | 0 | 0 | 3.5 | 4 | 0-9 | 20001122 | 20001110 | 346-424 | |||
20090809 | 67.2 | 0 | 0 | 7.8 | 8 | 4-15 | 23321122 | 23322122 | 396-467 | |||
20090808 | 67.0 | 0 | 0 | 3.5 | 4 | 0-6 | 21001111 | 21001210 | 445-546 | |||
20090807 | 67.8 | 0 | 0 | 8.0 | 8 | 4-12 | 22121233 | 23121313 | 412-538 | |||
20090806 | 66.8 | 0 | 0 | 13.8 | 14 | 6-32 | 34422322 | 24422312 | 367-541 | |||
20090805 | 66.2 | 0 | 0 | 6.4 | 6 | 6-7 | 22222222 | 12332112 | 346-373 | |||
20090804 | 65.8 | 0 | 0 | 3.6 | 4 | 2-5 | 11101011 | 11211121 | 342-370 | |||
20090803 | 67.4 | 0 | 0 | 9.6 | 10 | 4-19 | 33322221 | 33432111 | 348-398 | |||
20090802 | 68.1 | 0 | 0 | 3.3 | 3 | 0-7 | 10001122 | 11011012 | 337-380 | |||
20090801 | 68.1 | 0 | 0 | 4.1 | 4 | 2-6 | 11112202 | 01112111 | 350-440 |
This page is normally updated once a day by Jan Alvestad. All values are preliminary.