Solar flares on July 20, 2025
The most powerful solar flare in 24 hours
C7.6 (normal) flare - July 20 at 2:41 PM
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+07 (Krasnoyarsk)
List of solar flares for July 20, 2025
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 |
|---|---|---|---|---|
| C6.5 | 22:28 | 22:37 | 22:52 | 4136 |
| C2.5 | 21:47 | 21:54 | 22:00 | 4136 |
| C2.8 | 19:04 | 19:13 | 19:25 | 4136 |
| C2.9 | 18:43 | 18:57 | 19:04 | 4136 |
| C1.9 | 16:41 | 16:51 | 17:04 | 4149 |
| C7.6 | 14:29 | 14:41 | 14:52 | 4136 |
| C2.8 | 14:08 | 14:21 | 14:29 | 4136 |
| C1.6 | 12:31 | 12:37 | 12:49 | 4136 |
| C3.2 | 07:30 | 07:35 | 07:39 | 4149 |
| C4.4 | 05:53 | 06:11 | 06:31 | 4143 |
| C4.1 | 05:15 | 05:20 | 05:23 | 4143 |