Solar flares on April 7, 2002
The most powerful solar flare in 24 hours
C9.6 (normal) flare - April 7 at 2:36 AM
Solar activity index
Value as of the end of the day on April 7, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 6, 2002 to April 7, 2002
Time zone — UTC+00
List of solar flares for April 7, 2002
The total number of solar flares of class C and higher — 13 flares
C class — 13 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.3 | 22:38 | 22:43 | 22:47 | — |
| C2.7 | 21:51 | 22:10 | 22:19 | — |
| C1.7 | 19:17 | 19:23 | 19:47 | — |
| C1.5 | 18:13 | 18:17 | 18:20 | — |
| C1.8 | 16:53 | 16:59 | 17:05 | — |
| C2.8 | 15:07 | 15:17 | 15:25 | — |
| C4.4 | 14:17 | 14:29 | 14:42 | 9898 |
| C1.7 | 12:42 | 12:45 | 12:47 | — |
| C6.0 | 08:14 | 08:24 | 08:30 | 9893 |
| C2.7 | 05:19 | 05:23 | 05:26 | 9893 |
| C1.7 | 04:43 | 04:49 | 04:59 | 9893 |
| C9.6 | 02:20 | 02:36 | 02:46 | 9899 |
| C2.0 | 00:32 | 01:21 | 01:53 | — |