Solar flares on July 20, 2025
The most powerful solar flare in 24 hours
C7.6 (normal) flare - July 20 at 7:41 AM
Solar activity index
Value as of the end of the day on July 20, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from July 19, 2025 to July 20, 2025
Time zone — UTC+00
List of solar flares for July 20, 2025
The total number of solar flares of class C and higher — 9 flares
C class — 9 | M class — 0 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C6.5 | 15:28 | 15:37 | 15:52 | 4136 |
| C2.5 | 14:47 | 14:54 | 15:00 | 4136 |
| C2.8 | 12:04 | 12:13 | 12:25 | 4136 |
| C2.9 | 11:43 | 11:57 | 12:04 | 4136 |
| C1.9 | 09:41 | 09:51 | 10:04 | 4149 |
| C7.6 | 07:29 | 07:41 | 07:52 | 4136 |
| C2.8 | 07:08 | 07:21 | 07:29 | 4136 |
| C1.6 | 05:31 | 05:37 | 05:49 | 4136 |
| C3.2 | 00:30 | 00:35 | 00:39 | 4149 |