Solar flares on October 17, 2002
The most powerful solar flare in 24 hours
C3.5 (normal) flare - October 17 at 8:07 AM
Solar activity index
Value as of the end of the day on October 17, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 16, 2002 to October 17, 2002
Time zone — UTC-04 (Montreal) — summer time
List of solar flares for October 17, 2002
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 |
|---|---|---|---|---|
| C2.5 | 22:33 | 22:39 | 22:48 | 162 |
| C2.5 | 20:59 | 21:07 | 21:12 | — |
| C3.1 | 20:02 | 20:08 | 20:12 | — |
| C2.2 | 18:15 | 18:21 | 18:28 | 162 |
| C3.0 | 13:30 | 14:05 | 14:53 | 149 |
| C1.2 | 11:40 | 11:43 | 11:46 | — |
| C2.0 | 10:30 | 10:37 | 10:43 | 159 |
| C1.5 | 10:00 | 10:04 | 10:10 | — |
| C3.5 | 07:58 | 08:07 | 08:15 | — |
| C2.3 | 07:41 | 07:44 | 07:57 | 158 |
| C1.4 | 07:23 | 07:27 | 07:32 | — |