Solar flares on July 4, 2003
The most powerful solar flare in 24 hours
C7.1 (normal) flare - July 4 at 10:55 AM
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-04 (Augusta) — summer time
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 |
|---|---|---|---|---|
| C1.0 | 23:27 | 23:31 | 23:37 | 397 |
| C1.2 | 18:08 | 18:13 | 18:18 | — |
| C3.8 | 13:33 | 14:00 | 14:31 | 397 |
| C7.1 | 10:35 | 10:55 | 11:20 | 400 |
| C1.1 | 08:43 | 08:56 | 09:06 | 397 |
| C1.6 | 08:23 | 08:32 | 08:39 | — |
| C1.0 | 07:39 | 07:43 | 07:56 | — |
| C1.0 | 05:45 | 05:49 | 05:53 | — |
| C1.0 | 03:43 | 03:46 | 03:49 | 397 |
| C1.4 | 02:02 | 02:09 | 02:13 | 397 |
| C1.9 | 01:07 | 01:13 | 01:19 | — |