Solar flares on April 23, 2003
The most powerful solar flare in 24 hours
M2.0 (strong) flare - April 23 at 10:56 AM
Solar activity index
Value as of the end of the day on April 23, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 22, 2003 to April 23, 2003
Time zone — UTC-05 (Regina) — summer time
List of solar flares for April 23, 2003
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.1 | 23:48 | 23:56 | 00:09 | 339 |
| C1.0 | 21:43 | 21:47 | 21:51 | 339 |
| C1.2 | 21:04 | 21:10 | 21:14 | — |
| M2.0 | 10:36 | 10:56 | 11:11 | 338 |
| C5.8 | 07:00 | 07:13 | 07:32 | 339 |
| C1.9 | 05:31 | 05:35 | 05:41 | 338 |
| C1.1 | 04:13 | 04:17 | 04:20 | 339 |
| C3.4 | 00:22 | 00:36 | 00:45 | 339 |