Solar flares on July 13, 2002
The most powerful solar flare in 24 hours
M1.1 (strong) flare - July 13 at 2:08 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+02 (Monaco) — summer time
List of solar flares for July 13, 2002
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.2 | 10:12 | 10:15 | 10:18 | 30 |
| C1.6 | 09:50 | 09:53 | 09:55 | 30 |
| C1.7 | 07:50 | 07:54 | 07:56 | 30 |
| C1.4 | 06:01 | 06:06 | 06:11 | 30 |
| C1.6 | 05:30 | 05:34 | 05:37 | — |
| C6.7 | 02:44 | 02:50 | 02:55 | 30 |
| M1.1 | 01:54 | 02:08 | 02:20 | 30 |
| C2.1 | 01:21 | 01:26 | 01:30 | 30 |