Solar flares on October 25, 2001
The most powerful solar flare in 24 hours
X1.3 (very strong) flare - October 25 at 6:02 PM
Solar activity index
Value as of the end of the day on October 25, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from October 24, 2001 to October 25, 2001
Time zone — UTC+03 (Belgorod)
List of solar flares for October 25, 2001
The total number of solar flares of class C and higher — 12 flares
C class — 11 | M class — 0 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C4.4 | 23:45 | 23:49 | 23:54 | 9678 |
| C7.5 | 22:19 | 22:23 | 22:31 | 9678 |
| X1.3 | 17:42 | 18:02 | 18:28 | 9672 |
| C2.2 | 16:50 | 16:54 | 16:58 | — |
| C4.3 | 15:20 | 15:37 | 15:50 | 9669 |
| C6.3 | 13:39 | 13:47 | 14:00 | — |
| C5.7 | 10:41 | 10:48 | 10:56 | 9678 |
| C5.4 | 09:24 | 09:30 | 09:39 | 9672 |
| C5.2 | 08:16 | 08:21 | 08:25 | 9672 |
| C4.8 | 06:22 | 06:31 | 06:45 | 9678 |
| C5.3 | 02:59 | 03:03 | 03:06 | 9672 |
| C3.4 | 01:07 | 01:41 | 01:57 | 9680 |