Date | Solar flux | Sunspot number | Planetary A index | K indices (3-hour intervals) |
Min-max solar wind speed (km/sec) | Number of flares | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
STAR | SEC | STAR | SEC | Daily low - high | Planetary | Boulder | C | M | X | |||
20030430 | 153.5 | 206 | 160 | 40.8 | 40 | 22-70 | 56554445 | 56543444 | 490-684 | 2 | ||
20030429 | 155.1 | 207 | 224 | 21.4 | 20 | 5-48 | 23214455 | 23224544 | 358-629 | 13 | 1 | |
20030428 | 152.2 | 188 | 175 | 20.6 | 20 | 6-45 | 35453322 | 35342212 | 400-546 | 8 | ||
20030427 | 154.1 | 173 | 200 | 15.3 | 15 | 11-20 | 34333433 | 34213433 | 429-552 | 11 | 1 | |
20030426 | 143.7 | 171 | 193 | 15.6 | 15 | 10-26 | 42433333 | 32422323 | 415-483 | 7 | 4 | |
20030425 | 143.6 | 156 | 173 | 32.4 | 32 | 17-49 | 45553435 | 54444434 | 467-595 | 10 | 1 | |
20030424 | 128.3 | 162 | 171 | 25.8 | 24 | 14-37 | 33454444 | 33343444 | 432-585 | 9 | 1 | |
20030423 | 132.8 | 122 | 152 | 17.9 | 18 | 8-36 | 24543333 | 14433333 | 454-565 | 6 | 2 | |
20030422 | 132.4 | 134 | 147 | 22.6 | 22 | 15-32 | 44443334 | 44433333 | 481-627 | 4 | ||
20030421 | 125.8 | 138 | 154 | 21.4 | 21 | 12-39 | 44543333 | 33443333 | 481-579 | 3 | 1 | |
20030420 | 118.5 | 102 | 93 | 16.1 | 16 | 8-24 | 44423324 | 34423423 | 462-563 | 1 | ||
20030419 | 112.1 | 88 | 69 | 12.0 | * | 4-17 | 33313323 | 33323323 | 531-681 | |||
20030418 | 107.8 | 63 | 51 | 20.5 | 20 | 7-37 | 25444333 | 24444323 | 572-699 | 1 | ||
20030417 | 101.0 | 42 | 37 | 30.9 | 30 | 11-54 | 35554533 | 35544432 | 608-768 | 1 | ||
20030416 | 98.5 | 46 | 40 | 31.4 | 31 | 12-80 | 43463354 | 43454344 | 589-774 | |||
20030415 | 100.5 | 36 | 54 | 23.3 | 22 | 8-53 | 44454223 | 44454323 | 519-630 | |||
20030414 | 102.0 | 57 | 63 | 16.8 | 16 | 5-39 | 23125433 | 24224333 | 458-623 | 1 | ||
20030413 | 102.4 | 60 | 61 | 10.9 | 10 | 6-17 | 33223222 | 33223322 | 444-561 | 1 | ||
20030412 | 102.1 | 69 | 60 | 8.8 | 7 | 7-14 | 32223222 | 32222222 | 509-690 | |||
20030411 | 102.6 | 39 | 49 | 14.4 | 14 | 6-18 | 33233333 | 34232333 | 586-748 | 2 | ||
20030410 | 103.7 | 46 | 66 | 26.1 | 26 | 15-50 | 35553343 | 35543443 | 496-722 | |||
20030409 | 109.4 | 84 | 88 | 26.0 | 25 | 10-53 | 43545332 | 53544333 | 393-510 | 5 | 1 | |
20030408 | 112.3 | 77 | 52 | 20.8 | 20 | 7-38 | 23454423 | 33443423 | 353-481 | |||
20030407 | 115.6 | 64 | 77 | 7.1 | 6 | 4-13 | 21123311 | 22222212 | 349-378 | 2 | ||
20030406 | 125.9 | 78 | 75 | 10.1 | 9 | 4-16 | 33222331 | 23232212 | 369-550 | 2 | ||
20030405 | 137.4 | 87 | 94 | 23.9 | 23 | 11-36 | 54334444 | 45233443 | 443-541 | 9 | ||
20030404 | 152.5 | 105 | 148 | 27.4 | 26 | 12-42 | 43555344 | 33554333 | 459-509 | 18 | 1 | |
20030403 | 155.7 | 148 | 154 | 15.0 | 14 | 7-26 | 32333334 | 33333333 | 434-482 | 14 | ||
20030402 | 157.5 | 185 | 189 | 21.5 | 20 | 10-29 | 24444334 | 33444433 | 446-555 | 6 | ||
20030401 | 153.0 | 170 | 161 | 16.2 | 12 | 5-36 | 54132333 | 44223333 | 452-561 | 2 |
This page is normally updated once a day by Jan Alvestad. All values are preliminary.