Solar flares on July 4, 2003
The most powerful solar flare in 24 hours
C7.1 (normal) flare - July 4 at 2:55 PM
Solar activity index
Value as of the end of the day on July 4, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 3, 2003 to July 4, 2003
Time zone — UTC+00
List of solar flares for July 4, 2003
The total number of solar flares of class C and higher — 11 flares
C class — 11 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.2 | 22:08 | 22:13 | 22:18 | — |
| C3.8 | 17:33 | 18:00 | 18:31 | 397 |
| C7.1 | 14:35 | 14:55 | 15:20 | 400 |
| C1.1 | 12:43 | 12:56 | 13:06 | 397 |
| C1.6 | 12:23 | 12:32 | 12:39 | — |
| C1.0 | 11:39 | 11:43 | 11:56 | — |
| C1.0 | 09:45 | 09:49 | 09:53 | — |
| C1.0 | 07:43 | 07:46 | 07:49 | 397 |
| C1.4 | 06:02 | 06:09 | 06:13 | 397 |
| C1.9 | 05:07 | 05:13 | 05:19 | — |
| C2.0 | 01:16 | 01:21 | 01:28 | — |