Solar flares on July 11, 2002
The most powerful solar flare in 24 hours
M5.8 (strong) flare - July 11 at 7:51 AM
Solar activity index
Value as of the end of the day on July 11, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 10, 2002 to July 11, 2002
Time zone — UTC-07 (Phoenix)
List of solar flares for July 11, 2002
The total number of solar flares of class C and higher — 11 flares
C class — 9 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.7 | 23:42 | 23:59 | 00:10 | 30 |
| C1.1 | 17:21 | 17:26 | 17:29 | — |
| C1.1 | 15:03 | 15:06 | 15:10 | — |
| M5.8 | 07:44 | 07:51 | 07:57 | 30 |
| M1.0 | 07:15 | 07:19 | 07:22 | 30 |
| C1.7 | 05:36 | 05:39 | 05:51 | 30 |
| C2.5 | 05:04 | 05:08 | 05:15 | — |
| C4.0 | 04:07 | 04:21 | 04:28 | — |
| C2.1 | 03:32 | 03:38 | 03:53 | 30 |
| C1.1 | 01:11 | 01:18 | 02:05 | — |
| C2.1 | 00:08 | 00:13 | 00:17 | 30 |