Solar flares on October 31, 2002
The most powerful solar flare in 24 hours
X1.2 (very strong) flare - October 31 at 5:52 PM
Solar activity index
Value as of the end of the day on October 31, 2002
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 30, 2002 to October 31, 2002
Time zone — UTC+01 (Brussels)
List of solar flares for October 31, 2002
The total number of solar flares of class C and higher — 8 flares
C class — 6 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C8.0 | 19:02 | 19:33 | 19:46 | 162 |
| X1.2 | 17:47 | 17:52 | 17:55 | — |
| C3.9 | 17:17 | 17:27 | 17:37 | — |
| C1.7 | 15:40 | 15:44 | 15:50 | 175 |
| C9.5 | 11:19 | 11:30 | 11:41 | 177 |
| M1.1 | 10:18 | 10:26 | 10:39 | 175 |
| C2.1 | 05:30 | 05:33 | 05:37 | — |
| C5.7 | 03:11 | 03:17 | 03:21 | — |