| Date | Solar flux | Sunspot number | Planetary A index | K indices (3-hour intervals) |
Min-max solar wind speed (km/sec) | Number of flares (events) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| STAR | SEC | STAR | SEC | Daily low - high | Planetary | Boulder | C | M | X | |||
| 20040331 | 121.2 | 95 | 8.5 | 7 | 5-13 | 12313232 | 22322332 | 448-537 | 9 | |||
| 20040330 | 126.7 | 131 | 121 | 13.6 | 12 | 5-24 | 12444321 | 22433322 | 538-620 | 12 | ||
| 20040329 | 128.6 | 98 | 169 | 12.5 | 12 | 7-17 | 23333332 | 14333321 | 575-719 | 8 | ||
| 20040328 | 129.0 | 135 | 125 | 17.5 | 17 | 7-40 | 35333322 | 45333421 | 610-985 | 4 | ||
| 20040327 | 127.6 | 126 | 129 | 15.3 | 14 | 5-34 | 31233434 | 32333435 | 468-980 | 5 | ||
| 20040326 | 123.8 | 131 | 100 | 11.5 | 11 | 3-21 | 11214333 | 22213434 | 399-547 | |||
| 20040325 | 127.0 | 146 | 128 | 8.4 | 8 | 3-17 | 11123322 | 11112332 | 335-459 | 5 | 1 | |
| 20040324 | 119.7 | 128 | 109 | 5.4 | 4 | 2-9 | 11122210 | 11012221 | 311-382 | 4 | 1 | |
| 20040323 | 118.2 | 81 | 110 | 9.0 | 8 | 3-13 | 33222231 | 32313322 | 361-446 | 2 | ||
| 20040322 | 116.4 | 123 | 87 | 11.6 | 11 | 7-17 | 33322333 | 33322333 | 395-467 | 2 | ||
| 20040321 | 111.2 | 89 | 65 | 13.4 | 13 | 6-26 | 33433232 | 33222333 | 396-461 | 4 | ||
| 20040320 | 113.6 | 89 | 82 | 10.1 | 9 | 5-19 | 33122322 | 34123332 | 382-459 | 2 | ||
| 20040319 | 112.2 | 96 | 89 | 7.4 | 6 | 2-11 | 23022222 | 23122312 | 305-436 | 17 | ||
| 20040318 | 115.4 | 97 | 107 | 10.5 | 10 | 6-13 | 33333222 | 43223323 | 335-419 | 8 | 2 | |
| 20040317 | 109.8 | 100 | 101 | 7.0 | 6 | 4-13 | 12122321 | 22113322 | 360-473 | 4 | ||
| 20040316 | 109.6 | 66 | 53 | 8.9 | 8 | 3-13 | 32132322 | 32133333 | 434-539 | |||
| 20040315 | 101.4 | 51 | 49 | 13.3 | 13 | 7-23 | 43233332 | 54234332 | 452-546 | |||
| 20040314 | 102.5 | 55 | 61 | 17.3 | 16 | 9-25 | 33444332 | 33434332 | 458-522 | |||
| 20040313 | 103.8 | 67 | 61 | 15.5 | 15 | 5-34 | 31434422 | 31433322 | 458-567 | |||
| 20040312 | 107.5 | 75 | 71 | 24.0 | 23 | 9-49 | 55433423 | 45433423 | 544-750 | 2 | ||
| 20040311 | 113.2 | 105 | 67 | 27.6 | 26 | 17-44 | 44434453 | 54433543 | 595-845 | 1 | ||
| 20040310 | 112.6 | 59 | 56 | 41.8 | 40 | 13-95 | 56645334 | 55534334 | 608-908 | |||
| 20040309 | 108.7 | 72 | 40 | 22.0 | 21 | 4-55 | 12334445 | 12233545 | 343-716 | 2 | ||
| 20040308 | 107.8 | 74 | 55 | 7.3 | 6 | 3-11 | 11222321 | 11313321 | 327-383 | 1 | ||
| 20040307 | 106.1 | 58 | 53 | 6.8 | 6 | 4-12 | 11222312 | 00212331 | 327-356 | |||
| 20040306 | 104.5 | 77 | 61 | 6.5 | 5 | 4-9 | 22122221 | 13112222 | 347-438 | 7 | 1 | |
| 20040305 | 106.7 | 73 | 55 | 9.1 | 8 | 5-15 | 21322232 | 02321122 | 399-462 | 3 | ||
| 20040304 | 97.5 | 58 | 53 | 8.1 | 7 | 5-12 | 22132322 | 11332222 | 449-601 | 2 | ||
| 20040303 | 90.4 | 49 | 42 | 16.1 | 15 | 7-37 | 32254342 | 22243232 | 566-747 | |||
| 20040302 | 98.8 | 55 | 50 | 17.6 | 17 | 13-24 | 43434333 | 44433333 | 582-850 | 2 | ||
| 20040301 | 101.8 | 68 | 66 | 19.5 | 18 | 6-28 | 32434434 | 33433334 | 586-782 | |||
This page is normally updated once a day by Jan Alvestad. All values are preliminary.