Solar flares on October 30, 2001
The most powerful solar flare in 24 hours
M1.5 (strong) flare - October 30 at 2:58 AM
Solar activity index
Value as of the end of the day on October 30, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 29, 2001 to October 30, 2001
Time zone — UTC+03 (Stavropol)
List of solar flares for October 30, 2001
The total number of solar flares of class C and higher — 13 flares
C class — 12 | M class — 1 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C9.2 | 21:02 | 23:32 | 00:12 | — |
| C7.0 | 19:47 | 19:57 | 20:04 | 9682 |
| C3.6 | 18:16 | 18:19 | 18:21 | 9682 |
| C5.0 | 17:47 | 17:57 | 18:03 | — |
| C4.2 | 16:51 | 16:54 | 16:59 | — |
| C7.4 | 15:16 | 15:20 | 15:23 | 9682 |
| C3.5 | 15:01 | 15:04 | 15:11 | 9684 |
| C4.4 | 14:42 | 14:46 | 14:51 | 9682 |
| C6.7 | 14:09 | 14:24 | 14:32 | 9682 |
| C6.6 | 13:09 | 13:15 | 13:24 | 9682 |
| C3.1 | 09:11 | 09:16 | 09:22 | — |
| C6.0 | 06:03 | 06:23 | 06:46 | — |
| M1.5 | 02:49 | 02:58 | 03:08 | 9682 |