Solar flares on March 13, 2002
The most powerful solar flare in 24 hours
M5.7 (strong) flare - March 13 at 9:50 PM
Solar activity index
Value as of the end of the day on March 13, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from March 12, 2002 to March 13, 2002
Time zone — UTC-04 (Kapuskasing) — summer time
List of solar flares for March 13, 2002
The total number of solar flares of class C and higher — 5 flares
C class — 3 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| M5.7 | 21:38 | 21:50 | 22:02 | 9866 |
| M1.0 | 19:02 | 19:35 | 20:00 | 9871 |
| C7.8 | 18:03 | 18:09 | 18:15 | 9859 |
| C1.6 | 06:21 | 06:25 | 06:29 | — |
| C1.0 | 01:48 | 01:51 | 01:58 | 9866 |