Solar flares on March 17, 2002
The most powerful solar flare in 24 hours
M4.0 (strong) flare - March 17 at 3:31 PM
Solar activity index
Value as of the end of the day on March 17, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 16, 2002 to March 17, 2002
Time zone — UTC-04 (Kitchener) — summer time
List of solar flares for March 17, 2002
The total number of solar flares of class C and higher — 11 flares
C class — 8 | M class — 3 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M1.0 | 22:16 | 22:31 | 00:00 | — |
| C1.1 | 21:33 | 21:45 | 21:50 | — |
| M4.0 | 15:24 | 15:31 | 15:34 | 9871 |
| C1.1 | 13:10 | 13:14 | 13:16 | — |
| C4.5 | 13:01 | 13:05 | 13:07 | 9871 |
| C1.8 | 11:33 | 11:39 | 11:57 | 9866 |
| C1.3 | 10:33 | 10:39 | 10:45 | 9866 |
| C1.2 | 07:21 | 07:25 | 07:27 | — |
| M1.3 | 06:11 | 06:19 | 06:24 | — |
| C1.5 | 01:35 | 01:42 | 01:50 | — |
| C3.1 | 00:52 | 00:58 | 01:01 | 9871 |