Solar flares on April 15, 2025
The most powerful solar flare in 24 hours
M1.5 (strong) flare - April 15 at 12:20 PM
Solar activity index
Value as of the end of the day on April 15, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 14, 2025 to April 15, 2025
Time zone — UTC+02 (Kaliningrad)
List of solar flares for April 15, 2025
The total number of solar flares of class C and higher — 7 flares
C class — 5 | M class — 2 | X class — 0
| Class | begin | max | end | region |
|---|---|---|---|---|
| C3.1 | 22:08 | 22:20 | 22:49 | 4062 |
| M1.3 | 19:57 | 20:13 | 20:27 | — |
| C3.2 | 15:42 | 15:47 | 15:52 | — |
| M1.5 | 12:04 | 12:20 | 12:28 | — |
| C4.4 | 11:19 | 11:34 | 11:42 | 4055 |
| C3.0 | 03:35 | 03:41 | 03:46 | 4055 |
| C2.7 | 00:32 | 00:40 | 00:45 | 4055 |