Solar flares on November 21, 2023
The most powerful solar flare in 24 hours
C8.9 (normal) flare - November 21 at 10:28 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-08 (Seattle)
List of solar flares for November 21, 2023
The total number of solar flares of class C and higher — 10 flares
C class — 10 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C8.9 | 22:17 | 22:28 | 22:37 | 3492 |
| C7.5 | 17:04 | 17:11 | 17:16 | 3495 |
| C4.4 | 15:33 | 15:40 | 15:47 | 3495 |
| C2.8 | 15:12 | 15:19 | 15:22 | 3495 |
| C2.6 | 14:31 | 14:40 | 14:45 | 3497 |
| C2.7 | 08:14 | 08:21 | 08:30 | 3492 |
| C3.9 | 06:31 | 06:36 | 06:44 | 3489 |
| C7.7 | 05:48 | 05:52 | 05:58 | 3492 |
| C3.5 | 05:31 | 05:36 | 05:41 | 3492 |
| C3.2 | 03:06 | 03:10 | 03:14 | 3492 |