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 SDO | NOAA | STAR | NOAA | Daily ap range | Planetary | Boulder | C | M | X | |||
20110831 | 109.0 | 201 | 121 | 2.4 | 2 | 0-4 | 00101101 | 10102221 | 324-365 | 1 | ||
20110830 | 101.3 | 167 | 89 | 4.0 | 4 | 0-6 | 10012121 | 21112311 | 348-431 | 5 | ||
20110829 | 101.2 | 134 | 66 | 9.3 | 9 | 2-15 | 30332232 | 21332222 | 381-550 | 4 | ||
20110828 | 101.0 | 115 | 73 | 5.6 | 6 | 4-7 | 21122122 | 11222222 | 350-447 | |||
20110827 | 103.8 | 101 | 63 | 4.9 | 5 | 0-9 | 20002222 | 20112211 | 336-424 | |||
20110826 | 104.6 | 144 | 76 | 3.1 | 3 | 0-7 | 10011121 | 00011212 | 346-425 | 2 | ||
20110825 | 104.2 | 122 | 97 | 4.3 | 4 | 0-7 | 20012122 | 10012221 | 367-483 | |||
20110824 | 104.1 | 120 | 75 | 5.9 | 6 | 0-15 | 31012202 | 32112212 | 443-560 | |||
20110823 | 103.7 | 139 | 81 | 9.3 | 9 | 0-22 | 30112243 | 20213333 | 339-529 | |||
20110822 | 108.2 | 121 | 82 | 6.8 | 7 | 0-15 | 20201233 | 20311122 | 343-431 | 1 | ||
20110821 | 100.9 | 123 | 66 | 3.4 | 3 | 0-7 | 10002121 | 10012221 | 338-411 | 2 | ||
20110820 | 100.5 | 101 | 59 | 5.0 | 5 | 0-15 | 11002123 | 11101223 | 347-383 | 1 | ||
20110819 | 98.2 | 85 | 46 | 2.1 | 2 | 0-5 | 00000001 | 00111211 | 337-378 | |||
20110818 | 97.8 | 80 | 53 | 2.8 | 3 | 0-6 | 10001121 | 10002211 | 355-408 | 3 | ||
20110817 | 97.5 | 101 | 44 | 6.4 | 6 | 4-12 | 31212111 | 31312121 | 374-445 | 4 | ||
20110816 | 93.0 | 97 | 26 | 7.9 | 8 | 6-12 | 22223122 | 23322221 | 404-630 | |||
20110815 | 90.4 | 72 | 13 | 12.9 | 13 | 4-32 | 43122333 | 53122323 | 403-491 | 2 | ||
20110814 | 88.1 | 45 | 0 | 9.1 | 9 | 5-18 | 22221223 | 23221223 | 325-475 | |||
20110813 | 83.1 | 58 | 35 | 4.9 | 5 | 0-12 | 12101113 | 12201123 | 287-362 | |||
20110812 | 83.4 | 51 | 25 | 5.1 | 5 | 3-9 | 12121122 | 12122221 | 352-379 | |||
20110811 | 84.2 | 61 | 36 | 5.6 | 6 | 4-12 | 11111123 | 12212212 | 354-454 | 2 | ||
20110810 | 90.3 | 109 | 43 | 7.0 | 7 | 2-18 | 22321021 | 22431111 | 449-557 | 5 | ||
20110809 | 97.5 | 100 | 54 | 8.6 | 9 | 3-15 | 33321122 | 33332122 | 466-616 | 5 | 1 | 1 |
20110808 | 101.5 | 87 | 80 | 10.5 | 10 | 6-15 | 33233222 | 23233212 | 451-588 | 4 | 1 | |
20110807 | 105.4 | 105 | 89 | 7.0 | 7 | 3-18 | 32211112 | 32211122 | 444-584 | 7 | ||
20110806 | 110.0 | 139 | 85 | 30.8 | 31 | 7-80 | 65443323 | 65433323 | 418-714 | 5 | ||
20110805 | 109.4 | 110 | 94 | 49.4 | 49 | 0-207 | 32001287 | 32011257 | 358-693 | 6 | ||
20110804 | 116.3 | 125 | 81 | 4.4 | 4 | 0-15 | 10001213 | 10101213 | 305-481 | 13 | 1 | |
20110803 | 119.9 | 138 | 66 | 2.8 | 3 | 0-4 | 10001111 | 10012311 | 317-366 | 6 | 3 | |
20110802 | 121.6 | 159 | 98 | 3.4 | 3 | 0-9 | 21001101 | 21111211 | 356-516 | 5 | 1 | |
20110801 | 124.9 | 182 | 130 | 8.6 | 9 | 3-15 | 33311213 | 33212222 | 501-630 | 8 |
This page is normally updated once a day by Jan Alvestad. All values are preliminary.