Solar flares on July 12, 2002
The most powerful solar flare in 24 hours
M1.1 (strong) flare - July 12 at 5:08 PM
Solar activity index
Value as of the end of the day on July 12, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 11, 2002 to July 12, 2002
Time zone — UTC-07 (Phoenix)
List of solar flares for July 12, 2002
The total number of solar flares of class C and higher — 9 flares
C class — 8 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.7 | 22:50 | 22:54 | 22:56 | 30 |
| C1.4 | 21:01 | 21:06 | 21:11 | 30 |
| C1.6 | 20:30 | 20:34 | 20:37 | — |
| C6.7 | 17:44 | 17:50 | 17:55 | 30 |
| M1.1 | 16:54 | 17:08 | 17:20 | 30 |
| C2.1 | 16:21 | 16:26 | 16:30 | 30 |
| C1.0 | 12:14 | 12:17 | 12:19 | — |
| C1.8 | 06:27 | 06:41 | 06:59 | 30 |
| C1.6 | 01:49 | 01:56 | 02:01 | 30 |