Solar flares on October 31, 2002
The most powerful solar flare in 24 hours
X1.2 (very strong) flare - October 31 at 9:52 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+05 (Astana)
List of solar flares for October 31, 2002
The total number of solar flares of class C and higher — 11 flares
C class — 9 | M class — 1 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C8.0 | 23:02 | 23:33 | 23:46 | 162 |
| X1.2 | 21:47 | 21:52 | 21:55 | — |
| C3.9 | 21:17 | 21:27 | 21:37 | — |
| C1.7 | 19:40 | 19:44 | 19:50 | 175 |
| C9.5 | 15:19 | 15:30 | 15:41 | 177 |
| M1.1 | 14:18 | 14:26 | 14:39 | 175 |
| C2.1 | 09:30 | 09:33 | 09:37 | — |
| C5.7 | 07:11 | 07:17 | 07:21 | — |
| C3.4 | 02:18 | 02:21 | 02:24 | 162 |
| C2.1 | 01:14 | 01:17 | 01:20 | — |
| C2.8 | 00:19 | 00:25 | 00:29 | — |