Solar flares on July 13, 2002
The most powerful solar flare in 24 hours
M1.1 (strong) flare - July 13 at 12:08 AM
Solar activity index
Value as of the end of the day on July 13, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 12, 2002 to July 13, 2002
Time zone — UTC+00
List of solar flares for July 13, 2002
The total number of solar flares of class C and higher — 7 flares
C class — 6 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.2 | 08:12 | 08:15 | 08:18 | 30 |
| C1.6 | 07:50 | 07:53 | 07:55 | 30 |
| C1.7 | 05:50 | 05:54 | 05:56 | 30 |
| C1.4 | 04:01 | 04:06 | 04:11 | 30 |
| C1.6 | 03:30 | 03:34 | 03:37 | — |
| C6.7 | 00:44 | 00:50 | 00:55 | 30 |
| M1.1 | 23:54 | 00:08 | 00:20 | 30 |