Solar flares on September 13, 2001
The most powerful solar flare in 24 hours
C9.6 (normal) flare - September 13 at 3:19 AM
Solar activity index
Value as of the end of the day on September 13, 2001
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 12, 2001 to September 13, 2001
Time zone — UTC+05:30 (Nerkunram)
List of solar flares for September 13, 2001
The total number of solar flares of class C and higher — 8 flares
C class — 8 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C7.0 | 21:27 | 21:32 | 21:34 | 9610 |
| C2.4 | 18:40 | 18:42 | 18:44 | 9610 |
| C2.4 | 18:33 | 18:36 | 18:37 | 9610 |
| C4.6 | 09:21 | 09:24 | 09:29 | 9608 |
| C6.6 | 07:30 | 07:37 | 07:47 | 9616 |
| C7.0 | 06:51 | 06:55 | 06:58 | — |
| C3.7 | 06:04 | 06:07 | 06:11 | — |
| C9.6 | 02:35 | 03:19 | 03:41 | — |