Solar flares on July 17, 2003
The most powerful solar flare in 24 hours
C9.8 (normal) flare - July 17 at 10:23 AM
Solar activity index
Value as of the end of the day on July 17, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 16, 2003 to July 17, 2003
Time zone — UTC+02 (Bratislava) — summer time
List of solar flares for July 17, 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 |
|---|---|---|---|---|
| C1.3 | 22:10 | 22:13 | 22:17 | — |
| C3.8 | 20:36 | 20:40 | 20:43 | 410 |
| C2.2 | 20:14 | 20:22 | 20:29 | 412 |
| C2.8 | 19:39 | 19:44 | 19:48 | 410 |
| C1.4 | 18:49 | 18:54 | 18:58 | 410 |
| C2.6 | 17:21 | 17:29 | 17:37 | 410 |
| C2.3 | 10:58 | 11:14 | 11:23 | 410 |
| C9.8 | 10:17 | 10:23 | 10:29 | 412 |
| C1.1 | 04:11 | 04:46 | 05:08 | — |