Solar flares on May 25, 2025
The most powerful solar flare in 24 hours
X1.1 (very strong) flare - May 25 at 1:52 AM
Solar activity index
Value as of the end of the day on May 25, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from May 24, 2025 to May 25, 2025
Time zone — UTC+00
List of solar flares for May 25, 2025
The total number of solar flares of class C and higher — 11 flares
C class — 7 | M class — 3 | X class — 1
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.3 | 22:53 | 23:00 | 23:05 | 4097 |
| C2.0 | 19:28 | 19:33 | 19:58 | 4098 |
| M8.9 | 16:18 | 16:30 | 16:36 | 4098 |
| M3.4 | 10:05 | 10:18 | 10:25 | 4098 |
| C1.8 | 09:51 | 09:58 | 10:05 | 4098 |
| C2.0 | 09:18 | 09:22 | 09:24 | 4098 |
| C6.2 | 07:36 | 07:51 | 08:02 | 4098 |
| M1.7 | 06:27 | 06:35 | 06:38 | 4098 |
| C6.4 | 03:01 | 03:05 | 03:09 | 4099 |
| C5.3 | 02:50 | 02:57 | 03:01 | 4099 |
| X1.1 | 01:46 | 01:52 | 01:57 | 4098 |