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 | |||
20090131 | 69.4 | 0 | 0 | 6.8 | 7 | 4-9 | 11222212 | 11333212 | 394-526 | |||
20090130 | 69.1 | 0 | 0 | 3.5 | 4 | 0-7 | 01011112 | 01021212 | 337-444 | |||
20090129 | 69.3 | 0 | 0 | 4.4 | 4 | 0-9 | 02211101 | 02222111 | 360-443 | |||
20090128 | 69.5 | 0 | 0 | 2.3 | 2 | 0-5 | 00011101 | 10031111 | 284-421 | |||
20090127 | 69.7 | 11 | 0 | 3.6 | 4 | 0-9 | 01001122 | 11111222 | 342-420 | |||
20090126 | 69.9 | 0 | 0 | 10.3 | 10 | 2-18 | 32223320 | 42333221 | 318-366 | |||
20090125 | 69.8 | 0 | 0 | 1.4 | 1 | 0-7 | 00000002 | 00000012 | 270-375 | |||
20090124 | 68.8 | 0 | 0 | 1.3 | 1 | 0-3 | 10000001 | 00001001 | 269-338 | |||
20090123 | 70.0 | 0 | 0 | 0.8 | 1 | 0-4 | 00000001 | 00100101 | 272-359 | |||
20090122 | 69.0 | 0 | 0 | 0.9 | 1 | 0-3 | 00000001 | 10000111 | 275-433 | |||
20090121 | 69.4 | 0 | 0 | 2.3 | 2 | 0-5 | 00010111 | 10021111 | 381-446 | |||
20090120 | 70.4 | 0 | 0 | 2.6 | 3 | 0-7 | 20000011 | 21101121 | 381-474 | |||
20090119 | 70.8 | 0 | 13 | 9.0 | 9 | 2-32 | 42201122 | 42312222 | 392-475 | |||
20090118 | 71.1 | 13 | 0 | 1.6 | 2 | 0-4 | 00000011 | 00011121 | 285-451 | |||
20090117 | 71.9 | 0 | 0 | 2.3 | 2 | 0-5 | 01100111 | 01211222 | 312-358 | |||
20090116 | 70.8 | 0 | 0 | 2.0 | 2 | 0-6 | 21000010 | 21000121 | 322-441 | |||
20090115 | 71.1 | 0 | 0 | 4.5 | 4 | 2-7 | 11210122 | 12221223 | 320-429 | |||
20090114 | 71.2 | 0 | 0 | 5.3 | 5 | 0-7 | 22122102 | 22223221 | 287-352 | |||
20090113 | 70.5 | 0 | 11 | 2.9 | 3 | 0-4 | 11101101 | 01101111 | 275-345 | |||
20090112 | 69.3 | 11 | 12 | 0.3 | 0 | 0-2 | 00000000 | 00000000 | 270-344 | |||
20090111 | 70.0 | 13 | 20 | 2.5 | 2 | 0-5 | 10000111 | 21010100 | 281-377 | |||
20090110 | 70.9 | 18 | 17 | 4.0 | 4 | 2-9 | 21110011 | 21110011 | 350-395 | |||
20090109 | 69.7 | 14 | 14 | 4.3 | 4 | 2-6 | 11102111 | 11112221 | 319-430 | |||
20090108 | 68.7 | 0 | 0 | 2.9 | 3 | 0-6 | 00002111 | 10112111 | 275-349 | |||
20090107 | 69.0 | 0 | 0 | 2.8 | 3 | 0-5 | 00100111 | 01210111 | 277-348 | |||
20090106 | 68.7 | 12 | 0 | 3.0 | 3 | 0-6 | 21011100 | 22121201 | 331-407 | |||
20090105 | 69.2 | 0 | 0 | 4.0 | 4 | 3-6 | 11111112 | 11122222 | 363-453 | |||
20090104 | 68.8 | 0 | 0 | 4.5 | 4 | 2-7 | 21011211 | 21121211 | 442-529 | |||
20090103 | 69.5 | 0 | 0 | 8.8 | 9 | 0-22 | 33242201 | 33242211 | 459-557 | |||
20090102 | 69.9 | 0 | 0 | 3.4 | 3 | 0-7 | 01001122 | 01012221 | 355-450 | |||
20090101 | 68.9 | 0 | 0 | 6.3 | 6 | 0-12 | 12332101 | 13333101 | 406-547 |
This page is normally updated once a day by Jan Alvestad. All values are preliminary.