Solar flares on October 30, 2001
The most powerful solar flare in 24 hours
M1.5 (strong) flare - October 30 at 12:58 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+01 (Bratislava)
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 | 19:02 | 21:32 | 22:12 | — |
| C7.0 | 17:47 | 17:57 | 18:04 | 9682 |
| C3.6 | 16:16 | 16:19 | 16:21 | 9682 |
| C5.0 | 15:47 | 15:57 | 16:03 | — |
| C4.2 | 14:51 | 14:54 | 14:59 | — |
| C7.4 | 13:16 | 13:20 | 13:23 | 9682 |
| C3.5 | 13:01 | 13:04 | 13:11 | 9684 |
| C4.4 | 12:42 | 12:46 | 12:51 | 9682 |
| C6.7 | 12:09 | 12:24 | 12:32 | 9682 |
| C6.6 | 11:09 | 11:15 | 11:24 | 9682 |
| C3.1 | 07:11 | 07:16 | 07:22 | — |
| C6.0 | 04:03 | 04:23 | 04:46 | — |
| M1.5 | 00:49 | 00:58 | 01:08 | 9682 |