Solar flares on April 25, 2003
The most powerful solar flare in 24 hours
M2.1 (strong) flare - April 25 at 10:06 PM
Solar activity index
Value as of the end of the day on April 25, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 24, 2003 to April 25, 2003
Time zone — UTC-05 (Austin) — summer time
List of solar flares for April 25, 2003
The total number of solar flares of class C and higher — 9 flares
C class — 6 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M2.1 | 22:01 | 22:06 | 22:12 | 338 |
| C6.6 | 20:38 | 20:51 | 21:25 | 338 |
| M2.1 | 19:51 | 19:58 | 20:00 | 338 |
| C1.8 | 14:27 | 14:31 | 14:35 | 338 |
| C2.7 | 12:12 | 12:22 | 12:28 | 338 |
| C1.5 | 08:44 | 09:16 | 09:22 | 338 |
| C1.7 | 04:10 | 04:15 | 04:20 | — |
| C1.0 | 03:19 | 03:40 | 03:47 | — |
| M1.2 | 00:23 | 00:40 | 00:58 | 346 |