Solar flares on April 9, 2025
The most powerful solar flare in 24 hours
C9.0 (normal) flare - April 9 at 10:30 AM
Solar activity index
Value as of the end of the day on April 9, 2025
Solar X-ray emission over the past 2 days
Chart of solar X-ray emission (1-8 Å) from April 8, 2025 to April 9, 2025
Time zone — UTC-07 (Phoenix)
List of solar flares for April 9, 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 |
|---|---|---|---|---|
| C3.1 | 23:38 | 23:43 | 23:48 | 4055 |
| C3.2 | 23:24 | 23:28 | 23:32 | 4055 |
| C2.3 | 21:46 | 21:50 | 21:54 | 4060 |
| C9.0 | 10:22 | 10:30 | 10:37 | 4055 |
| C2.1 | 07:56 | 08:05 | 08:10 | — |
| C2.7 | 05:16 | 05:31 | 05:44 | 4055 |
| C2.2 | 03:53 | 04:03 | 04:15 | 4055 |
| C2.5 | 02:33 | 02:49 | 03:02 | 4055 |
| C2.2 | 01:32 | 01:45 | 01:57 | — |