Solar flares on April 9, 2003
The most powerful solar flare in 24 hours
C6.4 (normal) flare - April 9 at 10:33 AM
Solar activity index
Value as of the end of the day on April 9, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 8, 2003 to April 9, 2003
Time zone — UTC+01 (London) — summer time
List of solar flares for April 9, 2003
The total number of solar flares of class C and higher — 5 flares
C class — 5 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.4 | 10:22 | 10:33 | 10:49 | — |
| C4.7 | 06:54 | 07:13 | 07:19 | — |
| C1.1 | 06:31 | 06:37 | 06:45 | — |
| C3.8 | 04:41 | 04:49 | 04:56 | 326 |
| C1.1 | 03:35 | 03:54 | 04:07 | — |