Solar flares on November 21, 2023
The most powerful solar flare in 24 hours
C7.7 (normal) flare - November 21 at 2:52 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+01 (Bratislava)
List of solar flares for November 21, 2023
The total number of solar flares of class C and higher — 11 flares
C class — 11 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C2.6 | 23:31 | 23:40 | 23:45 | 3497 |
| C2.7 | 17:14 | 17:21 | 17:30 | 3492 |
| C3.9 | 15:31 | 15:36 | 15:44 | 3489 |
| C7.7 | 14:48 | 14:52 | 14:58 | 3492 |
| C3.5 | 14:31 | 14:36 | 14:41 | 3492 |
| C3.2 | 12:06 | 12:10 | 12:14 | 3492 |
| C3.7 | 08:05 | 08:13 | 08:22 | 3492 |
| C2.7 | 06:29 | 06:42 | 06:53 | 3492 |
| C6.6 | 04:38 | 04:45 | 05:00 | 3489 |
| C6.3 | 02:07 | 02:18 | 02:26 | 3493 |
| C3.1 | 00:35 | 00:42 | 00:58 | 3492 |
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