Solar flares on February 11, 2002
The most powerful solar flare in 24 hours
C5.2 (normal) flare - February 11 at 8:59 PM
Solar activity index
Value as of the end of the day on February 11, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 10, 2002 to February 11, 2002
Time zone — UTC-06 (Saskatoon)
List of solar flares for February 11, 2002
The total number of solar flares of class C and higher — 7 flares
C class — 7 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C1.4 | 22:42 | 22:47 | 23:04 | — |
| C5.2 | 20:49 | 20:59 | 21:22 | 9821 |
| C2.0 | 20:14 | 20:21 | 20:31 | — |
| C2.3 | 16:53 | 17:00 | 17:08 | 9825 |
| C1.5 | 15:40 | 15:44 | 15:47 | 9825 |
| C1.2 | 07:53 | 08:02 | 08:06 | 9821 |
| C2.0 | 03:22 | 03:29 | 03:47 | 9822 |