Solar flares on May 1, 2003
The most powerful solar flare in 24 hours
M1.0 (strong) flare - May 1 at 8:08 PM
Solar activity index
Value as of the end of the day on May 1, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 30, 2003 to May 1, 2003
Time zone — UTC-07 (Phoenix)
List of solar flares for May 1, 2003
The total number of solar flares of class C and higher — 14 flares
C class — 13 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.0 | 22:35 | 23:25 | 23:39 | 344 |
| M1.0 | 19:47 | 20:08 | 20:44 | 345 |
| C1.4 | 16:00 | 16:03 | 16:07 | — |
| C2.2 | 14:53 | 15:06 | 15:15 | 349 |
| C4.9 | 12:15 | 12:22 | 12:30 | 349 |
| C1.8 | 11:43 | 11:47 | 11:49 | 349 |
| C3.5 | 07:05 | 07:12 | 07:19 | 349 |
| C1.1 | 06:56 | 07:01 | 07:04 | 349 |
| C1.7 | 06:28 | 06:33 | 06:40 | 337 |
| C1.2 | 05:34 | 05:38 | 05:40 | 349 |
| C5.3 | 04:32 | 04:43 | 04:53 | 349 |
| C1.5 | 03:41 | 03:44 | 03:49 | 349 |
| C1.7 | 02:29 | 02:44 | 03:17 | — |
| C1.8 | 00:16 | 01:17 | 02:02 | — |