Solar flares on February 23, 2002
The most powerful solar flare in 24 hours
C7.0 (normal) flare - February 23 at 10:50 PM
Solar activity index
Value as of the end of the day on February 23, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from February 22, 2002 to February 23, 2002
Time zone — UTC+00
List of solar flares for February 23, 2002
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.0 | 22:46 | 22:50 | 22:54 | 9830 |
| C3.4 | 14:25 | 14:37 | 14:42 | — |
| C4.3 | 13:52 | 14:00 | 14:09 | 9830 |
| C2.9 | 12:43 | 13:15 | 13:25 | — |
| C2.1 | 11:55 | 11:58 | 12:01 | 9830 |
| C2.6 | 08:08 | 08:12 | 08:19 | 9830 |
| C4.9 | 06:17 | 06:30 | 06:46 | 9841 |
| C2.2 | 04:38 | 04:43 | 04:46 | 9839 |
| C2.8 | 01:05 | 01:47 | 02:30 | — |