Solar flares on November 20, 2025
The most powerful solar flare in 24 hours
C2.3 (normal) flare - November 20 at 3:04 AM
Solar activity index
Value as of the end of the day on November 20, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from November 19, 2025 to November 20, 2025
Time zone — UTC-07 (El Paso)
List of solar flares for November 20, 2025
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 |
|---|---|---|---|---|
| C1.3 | 22:18 | 22:36 | 22:56 | — |
| C1.1 | 21:19 | 21:25 | 21:30 | 4287 |
| C1.1 | 19:58 | 20:02 | 20:06 | 4288 |
| C1.1 | 19:35 | 19:45 | 19:58 | 4288 |
| C1.1 | 17:49 | 17:55 | 18:03 | 4284 |
| C1.1 | 17:37 | 17:41 | 17:47 | 4284 |
| C2.3 | 02:59 | 03:04 | 03:09 | 4286 |
| C1.8 | 02:21 | 02:28 | 02:34 | 4284 |
| C1.8 | 00:54 | 01:23 | 02:08 | — |
| C1.3 | 00:23 | 00:32 | 00:36 | — |