Solar flares on February 12, 2002
The most powerful solar flare in 24 hours
C5.8 (normal) flare - February 12 at 2:42 PM
Solar activity index
Value as of the end of the day on February 12, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 11, 2002 to February 12, 2002
Time zone — UTC+00
List of solar flares for February 12, 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 |
|---|---|---|---|---|
| C5.0 | 21:29 | 21:36 | 21:41 | 9811 |
| C5.8 | 14:27 | 14:42 | 15:14 | 9825 |
| C3.0 | 12:30 | 12:40 | 12:56 | 9825 |
| C2.3 | 08:48 | 08:53 | 09:06 | 9825 |
| C1.4 | 04:42 | 04:47 | 05:04 | — |
| C5.2 | 02:49 | 02:59 | 03:22 | 9821 |
| C2.0 | 02:14 | 02:21 | 02:31 | — |