Solar flares on September 13, 2022
The most powerful solar flare in 24 hours
C9.2 (normal) flare - September 13 at 3:16 PM
Solar activity index
Value as of the end of the day on September 13, 2022
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from September 12, 2022 to September 13, 2022
Time zone — UTC+00 (Reykjavik)
List of solar flares for September 13, 2022
The total number of solar flares of class C and higher — 12 flares
C class — 12 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.4 | 22:41 | 22:50 | 22:55 | — |
| C4.1 | 22:30 | 22:34 | 22:41 | 3098 |
| C2.4 | 21:57 | 22:01 | 22:04 | 3102 |
| C2.2 | 20:17 | 20:29 | 20:37 | 3098 |
| C2.5 | 17:50 | 17:55 | 18:02 | — |
| C4.9 | 17:25 | 17:28 | 17:32 | — |
| C9.2 | 15:07 | 15:16 | 15:28 | 3098 |
| C6.7 | 13:39 | 14:02 | 14:05 | 3102 |
| C7.0 | 12:31 | 12:36 | 12:40 | 3101 |
| C2.9 | 11:56 | 12:00 | 12:06 | 3098 |
| C4.0 | 11:27 | 11:30 | 11:34 | 3102 |
| C3.7 | 08:51 | 08:58 | 09:11 | 3101 |