Solar flares on November 21, 2023
The most powerful solar flare in 24 hours
C7.7 (normal) flare - November 21 at 1:52 PM
Solar activity index
Value as of the end of the day on November 21, 2023
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 20, 2023 to November 21, 2023
Time zone — UTC+00
List of solar flares for November 21, 2023
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 |
|---|---|---|---|---|
| C4.4 | 23:33 | 23:40 | 23:47 | 3495 |
| C2.8 | 23:12 | 23:19 | 23:22 | 3495 |
| C2.6 | 22:31 | 22:40 | 22:45 | 3497 |
| C2.7 | 16:14 | 16:21 | 16:30 | 3492 |
| C3.9 | 14:31 | 14:36 | 14:44 | 3489 |
| C7.7 | 13:48 | 13:52 | 13:58 | 3492 |
| C3.5 | 13:31 | 13:36 | 13:41 | 3492 |
| C3.2 | 11:06 | 11:10 | 11:14 | 3492 |
| C3.7 | 07:05 | 07:13 | 07:22 | 3492 |
| C2.7 | 05:29 | 05:42 | 05:53 | 3492 |
| C6.6 | 03:38 | 03:45 | 04:00 | 3489 |
| C6.3 | 01:07 | 01:18 | 01:26 | 3493 |