Solar flares on August 17, 2003
The most powerful solar flare in 24 hours
C2.1 (normal) flare - August 17 at 12:26 AM
Solar activity index
Value as of the end of the day on August 17, 2003
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from August 16, 2003 to August 17, 2003
Time zone — UTC-04 (Quebec) — summer time
List of solar flares for August 17, 2003
The total number of solar flares of class C and higher — 2 flares
C class — 2 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.9 | 04:39 | 04:44 | 04:48 | 431 |
| C2.1 | 00:19 | 00:26 | 00:36 | 431 |