Solar flares on February 22, 2002
The most powerful solar flare in 24 hours
M4.4 (strong) flare - February 22 at 12:10 AM
Solar activity index
Value as of the end of the day on February 22, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 21, 2002 to February 22, 2002
Time zone — UTC+00 (Dublin)
List of solar flares for February 22, 2002
The total number of solar flares of class C and higher — 8 flares
C class — 7 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.9 | 23:34 | 23:39 | 23:45 | 9837 |
| C2.7 | 22:23 | 22:41 | 22:50 | 9830 |
| C2.2 | 18:10 | 18:39 | 19:19 | — |
| C2.2 | 11:07 | 11:12 | 11:17 | — |
| C2.7 | 09:06 | 09:18 | 09:25 | — |
| C5.0 | 06:20 | 06:30 | 06:46 | — |
| C6.0 | 02:13 | 02:29 | 02:40 | — |
| M4.4 | 23:49 | 00:10 | 00:27 | 9830 |