Solar flares on November 21, 2002
The most powerful solar flare in 24 hours
M1.4 (strong) flare - November 21 at 1:07 AM
Solar activity index
Value as of the end of the day on November 21, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 20, 2002 to November 21, 2002
Time zone — UTC+07 (Norilsk)
List of solar flares for November 21, 2002
The total number of solar flares of class C and higher — 9 flares
C class — 8 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.8 | 23:42 | 23:47 | 23:51 | 198 |
| C1.2 | 20:38 | 20:41 | 20:44 | — |
| C6.6 | 17:59 | 18:04 | 18:06 | 198 |
| C2.4 | 15:07 | 15:12 | 15:16 | 198 |
| C4.0 | 13:36 | 13:44 | 13:50 | 198 |
| C2.1 | 09:58 | 10:09 | 10:14 | 198 |
| C5.2 | 06:51 | 06:56 | 06:59 | 198 |
| C1.6 | 02:24 | 02:29 | 02:34 | 198 |
| M1.4 | 00:15 | 01:07 | 01:09 | 198 |