Solar flares on July 22, 2003
The most powerful solar flare in 24 hours
C3.9 (normal) flare - July 22 at 9:57 PM
Solar activity index
Value as of the end of the day on July 22, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 21, 2003 to July 22, 2003
Time zone — UTC-08 (Anchorage) — summer time
List of solar flares for July 22, 2003
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.9 | 21:46 | 21:57 | 22:03 | 417 |
| C1.9 | 20:30 | 20:35 | 20:41 | 417 |
| C1.5 | 20:09 | 20:13 | 20:16 | 409 |
| C1.8 | 17:37 | 17:42 | 17:47 | 417 |
| C1.5 | 13:19 | 13:24 | 13:28 | 417 |
| C1.8 | 08:50 | 09:50 | 10:34 | 409 |
| C1.7 | 07:15 | 07:23 | 07:30 | 417 |
| C1.3 | 06:15 | 06:20 | 06:26 | 417 |
| C3.6 | 00:16 | 00:20 | 00:30 | 417 |