Solar flares on November 18, 2002
The most powerful solar flare in 24 hours
M7.4 (strong) flare - November 18 at 5:08 AM
Solar activity index
Value as of the end of the day on November 18, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 17, 2002 to November 18, 2002
Time zone — UTC+03 (Pskov)
List of solar flares for November 18, 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 |
|---|---|---|---|---|
| C6.3 | 19:52 | 19:57 | 20:00 | 192 |
| C2.2 | 19:13 | 19:17 | 19:20 | 192 |
| C1.4 | 16:04 | 16:08 | 16:12 | — |
| C1.9 | 15:00 | 15:04 | 15:08 | — |
| C2.4 | 13:05 | 14:01 | 14:31 | — |
| C2.2 | 10:06 | 10:11 | 10:13 | 192 |
| M7.4 | 05:01 | 05:08 | 05:11 | 198 |
| C4.5 | 03:21 | 03:24 | 03:26 | 191 |
| C7.9 | 00:31 | 00:37 | 00:42 | 198 |